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Posted to commits@harmony.apache.org by sm...@apache.org on 2006/08/25 06:27:46 UTC
svn commit: r436642 [4/10] -
/incubator/harmony/enhanced/classlib/trunk/modules/sql/src/main/java/java/sql/
Modified: incubator/harmony/enhanced/classlib/trunk/modules/sql/src/main/java/java/sql/DatabaseMetaData.java
URL: http://svn.apache.org/viewvc/incubator/harmony/enhanced/classlib/trunk/modules/sql/src/main/java/java/sql/DatabaseMetaData.java?rev=436642&r1=436641&r2=436642&view=diff
==============================================================================
--- incubator/harmony/enhanced/classlib/trunk/modules/sql/src/main/java/java/sql/DatabaseMetaData.java (original)
+++ incubator/harmony/enhanced/classlib/trunk/modules/sql/src/main/java/java/sql/DatabaseMetaData.java Thu Aug 24 21:27:45 2006
@@ -1,3079 +1,3079 @@
-/* Copyright 2004 The Apache Software Foundation or its licensors, as applicable
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package java.sql;
-
-/**
- * An interface which provides comprehensive information about the database.
- * <p>
- * This interface is implemented by JDBC driver writers in order to provide
- * information about the underlying Database capabilities and the JDBC driver
- * capabilities taken together.
- * <p>
- * Some of the methods in this interface take String parameters which are
- * Patterns. Within these string Patterns, '%' and '_' characters have special
- * meanings. '%' means "match any substring of 0 or more characters". '_' means
- * "match any one character". Only metadata entries that match the pattern are
- * returned. If such a search pattern string is set to <code>null</code>,
- * that argument's criteria are dropped from the search.
- *
- */
-public interface DatabaseMetaData {
-
- /**
- * States that it may not be permitted to store <code>NULL</code> values.
- */
- public static final short attributeNoNulls = 0;
-
- /**
- * States that <code>NULL</code> values are definitely permitted.
- */
- public static final short attributeNullable = 1;
-
- /**
- * States that whether <code>NULL</code> values are permitted is unknown.
- */
- public static final short attributeNullableUnknown = 2;
-
- /**
- * States the best row identifier is <em>NOT</em> a pseudo column.
- */
- public static final int bestRowNotPseudo = 1;
-
- /**
- * States that the best row identifier is a pseudo column.
- */
- public static final int bestRowPseudo = 2;
-
- /**
- * States that the remainder of the current session is used as the scope for
- * the best row identifier.
- */
- public static final int bestRowSession = 2;
-
- /**
- * States that best row identifier scope lasts only while the row is being
- * used.
- */
- public static final int bestRowTemporary = 0;
-
- /**
- * States that the remainder of the current transaction is used as the scope
- * for the best row identifier.
- */
- public static final int bestRowTransaction = 1;
-
- /**
- * States that the best row identifier may or may not be a pseudo column.
- */
- public static final int bestRowUnknown = 0;
-
- /**
- * States that the column might not allow <code>NULL</code> values.
- */
- public static final int columnNoNulls = 0;
-
- /**
- * States that the column definitely allows <code>NULL</code> values.
- */
- public static final int columnNullable = 1;
-
- /**
- * States that it is unknown whether the columns may be nulled.
- */
- public static final int columnNullableUnknown = 2;
-
- /**
- * For the column UPDATE_RULE, States that when the primary key is updated,
- * the foreign key (imported key) is changed to agree with it.
- */
- public static final int importedKeyCascade = 0;
-
- /**
- * States deferrability.
- */
- public static final int importedKeyInitiallyDeferred = 5;
-
- /**
- * States defer-ability.
- */
- public static final int importedKeyInitiallyImmediate = 6;
-
- /**
- * For the columns UPDATE_RULE and DELETE_RULE, States that if the primary
- * key has been imported, it cannot be updated or deleted.
- */
- public static final int importedKeyNoAction = 3;
-
- /**
- * States defer-ability.
- */
- public static final int importedKeyNotDeferrable = 7;
-
- /**
- * States that a primary key must not be updated when imported as a foreign
- * key by some other table. Used for the column UPDATE_RULE.
- */
- public static final int importedKeyRestrict = 1;
-
- /**
- * States that when the primary key is modified (updated or deleted) the
- * foreign (imported) key is changed to its default value. Applies to the
- * UPDATE_RULE and DELETE_RULE columns.
- */
- public static final int importedKeySetDefault = 4;
-
- /**
- * States that when the primary key is modified (updated or deleted) the
- * foreign (imported) key is changed to <code>NULL</code>. Applies to the
- * UPDATE_RULE and DELETE_RULE columns.
- */
- public static final int importedKeySetNull = 2;
-
- /**
- * States that this column stores IN type parameters.
- */
- public static final int procedureColumnIn = 1;
-
- /**
- * States that this column stores INOUT type parameters.
- */
- public static final int procedureColumnInOut = 2;
-
- /**
- * States that this column stores OUT type parameters.
- */
- public static final int procedureColumnOut = 4;
-
- /**
- * States that the column stores results
- */
- public static final int procedureColumnResult = 3;
-
- /**
- * States that the column stores return values.
- */
- public static final int procedureColumnReturn = 5;
-
- /**
- * States that type of the column is unknown.
- */
- public static final int procedureColumnUnknown = 0;
-
- /**
- * States that <code>NULL</code> values are not permitted.
- */
- public static final int procedureNoNulls = 0;
-
- /**
- * States that the procedure does not return a result.
- */
- public static final int procedureNoResult = 1;
-
- /**
- * States that <code>NULL</code> values are permitted.
- */
- public static final int procedureNullable = 1;
-
- /**
- * States that whether <code>NULL</code> values are permitted is unknown.
- */
- public static final int procedureNullableUnknown = 2;
-
- /**
- * States that it is unknown whether or not the procedure returns a result.
- */
- public static final int procedureResultUnknown = 0;
-
- /**
- * States that the procedure returns a result.
- */
- public static final int procedureReturnsResult = 2;
-
- /**
- * States that the value is an SQL99 SQLSTATE value.
- */
- public static final int sqlStateSQL99 = 2;
-
- /**
- * States that the value is an SQL CLI SQLSTATE value as defined by X/Open
- * (who are now know as Open Group) .
- */
- public static final int sqlStateXOpen = 1;
-
- /**
- * States that this table index is a clustered index.
- */
- public static final short tableIndexClustered = 1;
-
- /**
- * States that this table index is a hashed index.
- */
- public static final short tableIndexHashed = 2;
-
- /**
- * States this table's index is neither a clustered index, not a hashed
- * index, and not a table statistics index; i.e. it is something else.
- */
- public static final short tableIndexOther = 3;
-
- /**
- * States this column has the table's statistics, and that it is returned in
- * conjunction with the table's index description.
- */
- public static final short tableIndexStatistic = 0;
-
- /**
- * States that a <code>NULL</code> value is <em>NOT</em> permitted for
- * this data type.
- */
- public static final int typeNoNulls = 0;
-
- /**
- * States that a <code>NULL</code> value is permitted for this data type.
- */
- public static final int typeNullable = 1;
-
- /**
- * States that it is unknown if a <code>NULL</code> value is permitted for
- * this data type.
- */
- public static final int typeNullableUnknown = 2;
-
- /**
- * States that one can base all WHERE search clauses except WHERE .
- */
- public static final int typePredBasic = 2;
-
- /**
- * States that <code>WHERE</code> is the only WHERE search clause that may
- * be based on this type.
- */
- public static final int typePredChar = 1;
-
- /**
- * States that this type does not support <code>WHERE</code> search
- * clauses.
- */
- public static final int typePredNone = 0;
-
- /**
- * States that all WHERE search clauses may be based on this type.
- */
- public static final int typeSearchable = 3;
-
- /**
- * States that the version column is known to be not a pseudo column.
- */
- public static final int versionColumnNotPseudo = 1;
-
- /**
- * States that this version column is known to be a pseudo column.
- */
- public static final int versionColumnPseudo = 2;
-
- /**
- * States that the version column may be a pseudo column or not.
- */
- public static final int versionColumnUnknown = 0;
-
- /**
- * Answers whether all procedures returned by <code>getProcedures</code>
- * can be called by the current user.
- *
- * @return <code>true</code> if all procedures can be called by the
- * current user, <code>false</code> otherwise.
- * @throws SQLException
- * if there is a database error
- */
- public boolean allProceduresAreCallable() throws SQLException;
-
- /**
- * Answers whether all the tables returned by <code>getTables</code> can
- * be used by the current user in a SELECT statement.
- *
- * @return <code>true</code> if all the tables can be used,<code>false</code>
- * otherwise
- * @throws SQLException
- * if there is a database error
- */
- public boolean allTablesAreSelectable() throws SQLException;
-
- /**
- * Answers if a data definition statement in a transaction forces a commit
- * of the transaction.
- *
- * @return <code>true</code> if the statement forces a commit,
- * <code>false</code> otherwise
- * @throws SQLException
- * if there is a database error
- */
- public boolean dataDefinitionCausesTransactionCommit() throws SQLException;
-
- /**
- * Answers whether the database ignores data definition statements within a
- * transaction.
- *
- * @return <code>true</code> if the database ignores a data definition
- * statement, <code>false</code> otherwise
- * @throws SQLException
- * if there is a database error
- */
- public boolean dataDefinitionIgnoredInTransactions() throws SQLException;
-
- /**
- * Answers whether a visible row delete can be detected by calling
- * <code>ResultSet.rowDeleted</code>.
- *
- * @param type
- * the type of the ResultSet involved:
- * <code>ResultSet.TYPE_FORWARD_ONLY</code>,
- * <code>ResultSet.TYPE_SCROLL_INSENSITIVE</code>, or
- * <code>ResultSet.TYPE_SCROLL_SENSITIVE</code>
- * @return <code>true</code> if the visible row delete can be detected,
- * <code>false</code> otherwise
- * @throws SQLException
- * if there is a database error
- */
- public boolean deletesAreDetected(int type) throws SQLException;
-
- /**
- * Answers whether the return value of <code>getMaxRowSize</code> includes
- * the SQL data types <code>LONGVARCHAR</code> and
- * <code>LONGVARBINARY</code>.
- *
- * @return <code>true</code> if the return value includes
- * <code>LONGVARBINARY</code> and <code>LONGVARCHAR</code>,
- * otherwise <code>false</code>.
- * @throws SQLException
- * if there is a database error
- */
- public boolean doesMaxRowSizeIncludeBlobs() throws SQLException;
-
- /**
- * Answers a description of the specified attribute of the specified type
- * for an SQL User Defined Type (UDT) for a specified schema and catalog.
- * The descriptions returned are ordered by <code>TYPE_SCHEM</code>,
- * <code>TYPE_NAME</code> and ORDINAL_POSITION. The descriptions do not
- * contain inherited attributes.
- * <p>
- * The returned ResultSet object has rows with the following column names
- * and meanings:
- * <ol>
- * <li><code>TYPE_CAT</code> - String - the Type Catalog name (possibly
- * <code>null</code>)</li>
- * <li><code>TYPE_SCHEM</code> - String - the Type Schema name (possibly
- * <code>null</code>)</li>
- * <li><code>TYPE_NAME</code> - String - the Type name</li>
- * <li><code>ATTR_NAME</code> - String - the Attribute name</li>
- * <li><code>DATA_TYPE</code> - int - the Attribute type as defined in
- * <code>java.sql.Types</code></li>
- * <li><code>ATTR_TYPE_NAME</code> - String - the Attribute type name.
- * This depends on the data source. For a <code>UDT</code> the name is
- * fully qualified. For a <code>REF</code> it is both fully qualified and
- * represents the target type of the reference.</li>
- * <li><code>ATTR_SIZE</code> - int - the Column size. When referring to
- * char and date types this value is the maximum number of characters. When
- * referring to numeric types is is the precision.</li>
- * <li><code>DECIMAL_DIGITS</code> - int - how many fractional digits are
- * supported</li>
- * <li><code>NUM_PREC_RADIX</code> - int - numeric values radix</li>
- * <li><code>NULLABLE</code> - int - whether <code>NULL</code> is
- * permitted:
- * <ul>
- * <li>DatabaseMetaData.attributeNoNulls - might not allow
- * <code>NULL</code>s</li>
- * <li>DatabaseMetaData.attributeNullable - <code>NULL</code>s
- * definitely permitted</li>
- * <li>DatabaseMetaData.attributeNullableUnknown - unknown</li>
- * </ul>
- * </li>
- * <li><code>REMARKS</code> - String - A comment describing the attribute
- * (possibly <code>null</code>)</li>
- * <li>ATTR_DEF - String - Default value for the attribute (possibly
- * <code>null</code>)</li>
- * <li><code>SQL_DATA_TYPE</code> - int - not used</li>
- * <li>SQL_DATETIME_SUB - int - not used</li>
- * <li>CHAR_OCTET_LENGTH - int - For <code>CHAR</code> types, the max
- * number of bytes in the column</li>
- * <li>ORDINAL_POSITION - int - The Index of the column in the Table (based
- * on 1)</li>
- * <li>IS_NULLABLE - String - "NO" = column does not allow
- * <code>NULL</code>s, "YES" = column allows <code>NULL</code>s "" =
- * <code>NULL</code> status unknown</li>
- * <li><code>SCOPE_CATALOG</code> - String - Catalog for table,
- * <code>SCOPE</code> of Reference attribute. NULL if
- * <code>DATA_TYPE</code> is not REF.</li>
- * <li><code>SCOPE_SCHEMA</code> - String - Schema for table,
- * <code>SCOPE</code> of Reference attribute. NULL if
- * <code>DATA_TYPE</code> is not REF.</li>
- * <li><code>SCOPE_TABLE</code> - String - Table name for
- * <code>SCOPE</code> of Reference attribute. <code>NULL</code> if
- * <code>DATA_TYPE</code> is not REF.</li>
- * <li><code>SOURCE_DATA_TYPE</code> - String - The source type for user
- * generated REF type or for a Distinct type. (<code>NULL</code> if
- * <code>DATA_TYPE</code> is not DISTINCT or user generated REF)</li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param typeNamePattern
- * a Type name. This pattern must match the type name stored in
- * the database.
- * @param attributeNamePattern
- * an Attribute name. Must match the attribute name as stored in
- * the database.
- * @return a ResultSet, where each Row is an attribute description
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getAttributes(String catalog, String schemaPattern,
- String typeNamePattern, String attributeNamePattern)
- throws SQLException;
-
- /**
- * Answers a list of a table's optimal set of columns that uniquely
- * identifies a row. The results are ordered by <code>SCOPE</code> (see
- * below).
- * <p>
- * The results are returned as a table, with one entry for each column, as
- * follows:
- * <ol>
- * <li><code>SCOPE</code> - short - the <code>SCOPE</code> of the
- * result, as follows:
- * <ul>
- * <li>DatabaseMetaData.bestRowTemporary - very temporary, while using row
- * </li>
- * <li>DatabaseMetaData.bestRowTransaction - good for remainder of current
- * transaction </li>
- * <li>DatabaseMetaData.bestRowSession - good for remainder of database
- * session </li>
- * </ul>
- * </li>
- * <li><code>COLUMN_NAME</code> - String - the column name </li>
- * <li><code>DATA_TYPE</code> - int - the Type of the data, as defined in
- * <code>java.sql.Types</code> </li>
- * <li><code>TYPE_NAME</code> - String - Name of the type - database
- * dependent. For UDT types the name is fully qualified </li>
- * <li><code>COLUMN_SIZE</code> - int - The precision of the data in the
- * column </li>
- * <li><code>BUFFER_LENGTH</code> - int - not used </li>
- * <li><code>DECIMAL_DIGITS</code> - short - number of fractional digits
- * </li>
- * <li><code>PSEUDO_COLUMN</code> - short - whether this is a pseudo
- * column eg. and Oracle ROWID:
- * <ul>
- * <li>DatabaseMetaData.bestRowUnknown - don't know whether this is a
- * pseudo column</li>
- * <li>DatabaseMetaData.bestRowNotPseudo - column is not pseudo</li>
- * <li>DatabaseMetaData.bestRowPseudo - column is a pseudo column</li>
- * </ul>
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schema
- * a Schema Name Pattern. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param table
- * the table name. This must match the name of the table as
- * declared in the database.
- * @param scope
- * the <code>SCOPE</code> of interest, values as defined above
- * @param nullable
- * <code>true</code> = include columns that are nullable,
- * <code>false</code> = do not include
- * @return a ResultSet where each row is a description of a column and the
- * complete set of rows is the optimal set for this table.
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getBestRowIdentifier(String catalog, String schema,
- String table, int scope, boolean nullable) throws SQLException;
-
- /**
- * Answers the set of catalog names available in this database. The set is
- * returned ordered by catalog name.
- *
- * @return a ResultSet containing the Catalog names, with each row
- * containing one Catalog name contained as a String in the single
- * column named <code>TABLE_CAT</code>.
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getCatalogs() throws SQLException;
-
- /**
- * Answers the separator that this database uses between a catalog name and
- * table name.
- *
- * @return a String containing the separator
- * @throws SQLException
- * if there is a database error
- */
- public String getCatalogSeparator() throws SQLException;
-
- /**
- * Answers the term that the database vendor prefers term for "catalog".
- *
- * @return a String with the vendor's term for "catalog"
- * @throws SQLException
- * if there is a database error
- */
- public String getCatalogTerm() throws SQLException;
-
- /**
- * Answers a description of access rights for a table's columns. Only access
- * rights matching the criteria for the column name are returned.
- * <p>
- * The description is returned as a ResultSet with rows of data for each
- * access right, with columns as follows:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - Catalog name (possibly
- * <code>null</code>)</li>
- * <li><code>TABLE_SCHEM</code> - String - Schema name (possibly
- * <code>null</code>) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>COLUMN_NAME</code> - String - The Column name</li>
- * <li><code>GRANTOR</code> - String - The grantor of access (possibly
- * <code>null</code>)</li>
- * <li><code>PRIVILEGE</code> - String - Access right - one of SELECT,
- * INSERT, UPDATE, REFERENCES,...</li>
- * <li><code>IS_GRANTABLE</code> - String - "YES" implies that the
- * receiver can grant access to others, "NO" if the receiver cannot grant
- * access to others, <code>null</code> if unknown.</li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schema
- * a Schema Name Pattern. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param table
- * the table name. This must match the name of the table as
- * declared in the database.
- * @param columnNamePattern
- * the column name. This must match the name of a column in the
- * table in the database.
- * @return a ResultSet containing the access rights, one row for each
- * privilege description
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getColumnPrivileges(String catalog, String schema,
- String table, String columnNamePattern) throws SQLException;
-
- /**
- * Answers a description of table columns available in a specified catalog.
- * Only descriptions meeting the specified Catalog, Schema, Table and Column
- * names are returned.
- * <p>
- * The descriptions are returned as a ResultSet conforming to the following
- * data layout, with one row per table column:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - Catalog name (possibly
- * <code>null</code>)</li>
- * <li><code>TABLE_SCHEM</code> - String - Schema name (possibly
- * <code>null</code>) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>COLUMN_NAME</code> - String - The Column name</li>
- * <li><code>DATA_TYPE</code> - int - The SQL type as specified in
- * <code>java.sql.Types</code></li>
- * <li><code>TYPE_NAME</code> - String - Name for the data type, depends
- * on database, UDT names are fully qualified</li>
- * <li><code>COLUMN_SIZE</code> - int - Column size - the precision for
- * numeric types, max characters for char and date types</li>
- * <li><code>BUFFER_LENGTH</code> - int - Not used </li>
- * <li><code>DECIMAL_DIGITS</code> - int - maximum number of fractional
- * digits </li>
- * <li><code>NUM_PREC_RADIX</code> - int - the Radix </li>
- * <li><code>NULLABLE</code> - int - does the column allow
- * <code>null</code>s:
- * <ul>
- * <li>DatabaseMetaData.columnNoNulls = may not allow <code>NULL</code>s</li>
- * <li>DatabaseMetaData.columnNullable = does allow <code>NULL</code>s</li>
- * <li>DatabaseMetaData.columnNullableUnknown = unknown <code>NULL</code>
- * status</li>
- * </ul>
- * </li>
- * <li><code>REMARKS</code> - String - A description of the column
- * (possibly <code>null</code>) </li>
- * <li><code>COLUMN_DEF</code> - String - Default value for the column
- * (possibly <code>null</code>)</li>
- * <li><code>SQL_DATA_TYPE</code> - int - not used </li>
- * <li><code>SQL_DATETIME_SUB</code> - int - not used </li>
- * <li><code>CHAR_OCTET_LENGTH</code> - int - maximum number of bytes in
- * the char type columns </li>
- * <li><code>ORDINAL_POSITION</code> - int - Column index in the table (1
- * based) </li>
- * <li><code>IS_NULLABLE</code> - String - "NO" = column does not allow
- * NULLs, "YES" = column allows NULLs "" = <code>NULL</code> status
- * unknown</li>
- * <li><code>SCOPE</code>_CATALOG - String - Catalog for table,
- * <code>SCOPE</code> of Reference attribute. NULL if
- * <code>DATA_TYPE</code> is not REF.</li>
- * <li><code>SCOPE_SCHEMA</code> - String - Schema for table, scope of
- * Reference attribute. <code>NULL</code> if <code>DATA_TYPE</code> is
- * not REF.</li>
- * <li><code>SCOPE_TABLE</code> - String - Table name for scope of
- * Reference attribute. <code>NULL</code> if <code>DATA_TYPE</code> is
- * not REF.</li>
- * <li><code>SOURCE_DATA_TYPE</code> - String - The source type for user
- * generated REF type or for a Distinct type. (<code>NULL</code> if
- * <code>DATA_TYPE</code> is not DISTINCT or user generated REF)</li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param tableNamePattern
- * the table name. This must match the name of the table as
- * declared in the database.
- * @param columnNamePattern
- * the column name. This must match the name of a column in the
- * table in the database.
- * @return the descriptions as a ResultSet with rows in the form defined
- * above
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getColumns(String catalog, String schemaPattern,
- String tableNamePattern, String columnNamePattern)
- throws SQLException;
-
- /**
- * Answers the database connection that created this metadata.
- *
- * @return the connection
- * @throws SQLException
- * if there is a database error
- */
- public Connection getConnection() throws SQLException;
-
- /**
- * Answers a list of foreign key columns in a given foreign key table that
- * reference the primary key columns of a supplied primary key table. This
- * describes how one table imports the key of another table. It would be
- * expected to return a single foreign key - primary key pair in most cases.
- * <p>
- * The descriptions are returned as a ResultSet with one row for each
- * Foreign key, with the following layout:
- * <ol>
- * <li><code>PKTABLE_CAT</code> - String - from the primary key table :
- * Catalog (possibly <code>null</code>)</li>
- * <li><code>PKTABLE_SCHEM</code> - String - from the primary key table :
- * Schema (possibly <code>null</code>) </li>
- * <li><code>PKTABLE_NAME</code> - String - primary key table : name
- * </li>
- * <li><code>PKCOLUMN_NAME</code> - String - primary key column : name</li>
- * <li><code>FKTABLE_CAT</code> - String - from the foreign key table :
- * the catalog name being exported (possibly <code>null</code>)</li>
- * <li><code>FKTABLE_SCHEM</code> - String - foreign key table : Schema
- * name being exported (possibly <code>null</code>) </li>
- * <li><code>FKTABLE_NAME</code> - String - foreign key table : the name
- * being exported</li>
- * <li><code>FKCOLUMN_NAME</code> - String - foreign key column : the
- * name being exported</li>
- * <li><code>KEY_SEQ</code> - short - sequence number (in the foreign
- * key)</li>
- * <li><code>UPDATE_RULE</code> - short - how to treat foreign key when
- * primary key is updated:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow update of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - change imported key to match
- * the primary key update</li>
- * <li>DatabaseMetaData.importedKeySetNull - set the imported key to
- * <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - set the imported key to
- * default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li><code>DELETE_RULE</code> - short - how to treat foreign key when
- * primary key is deleted:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow delete of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - delete those rows that import
- * a deleted key</li>
- * <li>DatabaseMetaData.importedKeySetNull - set the imported key to
- * <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - set the imported key to
- * default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li>FK_NAME - String - foreign key name (possibly <code>null</code>)</li>
- * <li>PK_NAME - String - primary key name (possibly <code>null</code>)</li>
- * <li>DEFERRABILITY - short - can foreign key constraints be deferred
- * until commit (see SQL92 specification for definitions)?:
- * <ul>
- * <li>DatabaseMetaData.importedKeyInitiallyDeferred</li>
- * <li>DatabaseMetaData.importedKeyInitiallyImmediate</li>
- * <li>DatabaseMetaData.importedKeyNotDeferrable</li>
- * </ul>
- * </li>
- * </ol>
- *
- * @param primaryCatalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param primarySchema
- * a Schema Name. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param primaryTable
- * the name of the table which exports the key. It must match the
- * name of the table in the database
- * @param foreignCatalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param foreignSchema
- * a Schema Name. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param foreignTable
- * the name of the table importing the key. It must match the
- * name of the table in the database
- * @return a ResultSet containing rows with the descriptions of the foreign
- * keys laid out according to the format defined above.
- * @throws SQLException
- * if there is a database error
- */
- public ResultSet getCrossReference(String primaryCatalog,
- String primarySchema, String primaryTable, String foreignCatalog,
- String foreignSchema, String foreignTable) throws SQLException;
-
- /**
- * Answers the major version number of the database software.
- *
- * @return the Major version number of the database software.
- * @throws SQLException
- * a database error occurred
- */
- public int getDatabaseMajorVersion() throws SQLException;
-
- /**
- * Answers the minor version number of the database software.
- *
- * @return the Minor version number of the database software.
- * @throws SQLException
- * a database error occurred
- */
- public int getDatabaseMinorVersion() throws SQLException;
-
- /**
- * Answers the name of the database software.
- *
- * @return a String with the name of the database software.
- * @throws SQLException
- * a database error occurred
- */
- public String getDatabaseProductName() throws SQLException;
-
- /**
- * Answers the version number of this database software.
- *
- * @return a String with the version number of the database software.
- * @throws SQLException
- * a database error occurred
- */
- public String getDatabaseProductVersion() throws SQLException;
-
- /**
- * Answers the default transaction isolation level for this database.
- *
- * @return the default transaction isolation level. One of
- * <code>TRANSACTION_NONE</code>,
- * <code>TRANSACTION_READ_COMMITTED</code>,
- * <code>TRANSACTION_READ_UNCOMMITTED</code>,
- * <code>TRANSACTION_REPEATABLE_READ</code> or
- * <code>TRANSACTION_SERIALIZABLE</code>.
- * @throws SQLException
- * a database error occurred
- */
- public int getDefaultTransactionIsolation() throws SQLException;
-
- /**
- * Answers the JDBC driver's major version number.
- *
- * @return the driver's major version number
- */
- public int getDriverMajorVersion();
-
- /**
- * Answers the JDBC driver's minor version number.
- *
- * @return the driver's minor version number
- */
- public int getDriverMinorVersion();
-
- /**
- * Answers the name of this JDBC driver.
- *
- * @return a String containing the name of the JDBC driver
- * @throws SQLException
- * a database error occurred
- */
- public String getDriverName() throws SQLException;
-
- /**
- * Answers the version number of this JDBC driver.
- *
- * @return a String containing the complete version number of the JDBC
- * driver
- * @throws SQLException
- * a database error occurred
- */
- public String getDriverVersion() throws SQLException;
-
- /**
- * Answers a list of the foreign key columns that reference the primary key
- * columns of a specified table (the foreign keys exported by a table).
- * <p>
- * The list is returned as a ResultSet with a row for each of the foreign
- * key columns, ordered by <code>FKTABLE_CAT</code>,
- * <code>FKTABLE_SCHEM</code>, <code>FKTABLE_NAME</code>, and
- * <code>KEY_SEQ</code>, with the format for each row being:
- * <ol>
- * <li><code>PKTABLE_CAT</code> - String - primary key table : Catalog
- * (possibly <code>null</code>)</li>
- * <li><code>PKTABLE_SCHEM</code> - String - primary key table : Schema
- * (possibly <code>null</code>) </li>
- * <li><code>PKTABLE_NAME</code> - String - primary key table : name
- * </li>
- * <li><code>PKCOLUMN_NAME</code> - String - primary key column : name</li>
- * <li><code>FKTABLE_CAT</code> - String - foreign key table : Catalog
- * name being exported (possibly <code>null</code>)</li>
- * <li><code>FKTABLE_SCHEM</code> - String - foreign key table : Schema
- * name being exported (possibly <code>null</code>) </li>
- * <li><code>FKTABLE_NAME</code> - String - foreign key table : name
- * being exported</li>
- * <li><code>FKCOLUMN_NAME</code> - String - foreign key column : name
- * being exported</li>
- * <li>KEY_SEQ - short - sequence number in the foreign key</li>
- * <li>UPDATE_RULE - short - how to treat foreign key when primary key is
- * updated:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow update of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - change imported key to match
- * the primary key update</li>
- * <li>DatabaseMetaData.importedKeySetNull - set the imported key to
- * <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - set the imported key to
- * default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li>DELETE_RULE - short - how to treat foreign key when primary key is
- * deleted:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow delete of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - the deletion should also
- * delete rows that import a deleted key</li>
- * <li>DatabaseMetaData.importedKeySetNull - it should set the imported key
- * to <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - deletion sets the imported
- * key to default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li>FK_NAME - String - foreign key name (possibly <code>null</code>)</li>
- * <li>PK_NAME - String - primary key name (possibly <code>null</code>)</li>
- * <li>DEFERRABILITY - short - defines whether foreign key constraints can
- * be deferred until commit (see SQL92 specification for definitions):
- * <ul>
- * <li>DatabaseMetaData.importedKeyInitiallyDeferred</li>
- * <li>DatabaseMetaData.importedKeyInitiallyImmediate</li>
- * <li>DatabaseMetaData.importedKeyNotDeferrable</li>
- * </ul>
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schema
- * a Schema Name. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param table
- * a table name, which must match the name of a table in the
- * database
- * @return a ResultSet containing a row for each of the foreign key columns,
- * as defined above
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getExportedKeys(String catalog, String schema, String table)
- throws SQLException;
-
- /**
- * Answers a string of characters that may be used in unquoted identifier
- * names. The characters a-z, A-Z, 0-9 and _ are always permitted.
- *
- * @return a String containing all the extra characters
- * @throws SQLException
- * a database error occurred
- */
- public String getExtraNameCharacters() throws SQLException;
-
- /**
- * Answers the string used to quote SQL identifiers. Returns " " (space) if
- * identifier quoting not supported.
- *
- * @return the String used to quote SQL identifiers.
- * @throws SQLException
- * a database error occurred
- */
- public String getIdentifierQuoteString() throws SQLException;
-
- /**
- * Answers a list columns in a table that are both primary keys and
- * referenced by the table's foreign key columns (that is, the primary keys
- * imported by a table).
- * <p>
- * The list returned is a <code>ResultSet</code> with a row entry for each
- * primary key column, ordered by <code>PKTABLE_CAT</code>,
- * <code>PKTABLE_SCHEM</code>, <code>PKTABLE_NAME</code>, and
- * <code>KEY_SEQ</code>, with the following format:
- * <ol>
- * <li><code>PKTABLE_CAT</code> - String - primary key Catalog name being
- * imported (possibly <code>null</code>)</li>
- * <li><code>PKTABLE_SCHEM</code> - String - primary key Schema name
- * being imported (possibly <code>null</code>) </li>
- * <li><code>PKTABLE_NAME</code> - String - primary key Table name being
- * imported </li>
- * <li><code>PKCOLUMN_NAME</code> - String - primary key column name
- * being imported</li>
- * <li><code>FKTABLE_CAT</code> - String - foreign key table catalog name
- * (possibly <code>null</code>)</li>
- * <li><code>FKTABLE_SCHEM</code> - String - foreign key table Schema
- * name (possibly <code>null</code>) </li>
- * <li><code>FKTABLE_NAME</code> - String - foreign key table name</li>
- * <li><code>FKCOLUMN_NAME</code> - String - foreign key column name</li>
- * <li>KEY_SEQ - short - sequence number in the foreign key</li>
- * <li>UPDATE_RULE - short - how to treat foreign key when primary key is
- * updated:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow update of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - change imported key to match
- * the primary key update</li>
- * <li>DatabaseMetaData.importedKeySetNull - set the imported key to
- * <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - set the imported key to
- * default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li>DELETE_RULE - short - how to treat foreign key when primary key is
- * deleted:
- * <ul>
- * <li>DatabaseMetaData.importedKeyNoAction - don't allow delete of primary
- * key if imported</li>
- * <li>DatabaseMetaData.importedKeyCascade - delete those rows that import
- * a deleted key</li>
- * <li>DatabaseMetaData.importedKeySetNull - set the imported key to
- * <code>null</code></li>
- * <li>DatabaseMetaData.importedKeySetDefault - set the imported key to
- * default values</li>
- * <li>DatabaseMetaData.importedKeyRestrict - same as importedKeyNoAction</li>
- * </ul>
- * </li>
- * <li>FK_NAME - String - foreign key name (possibly <code>null</code>)</li>
- * <li>PK_NAME - String - primary key name (possibly <code>null</code>)</li>
- * <li>DEFERRABILITY - short - defines whether foreign key constraints can
- * be deferred until commit (see SQL92 specification for definitions):
- * <ul>
- * <li>DatabaseMetaData.importedKeyInitiallyDeferred</li>
- * <li>DatabaseMetaData.importedKeyInitiallyImmediate</li>
- * <li>DatabaseMetaData.importedKeyNotDeferrable</li>
- * </ul>
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with ""
- * used to retrieve those without a Catalog Name.
- * @param schema
- * a Schema Name. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param table
- * a table name, which must match the name of a table in the
- * database
- * @return a ResultSet containing the list of primary key columns as rows in
- * the format defined above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getImportedKeys(String catalog, String schema, String table)
- throws SQLException;
-
- /**
- * Answers a list of indices and statistics for a specified table.
- * <p>
- * The list is returned as a ResultSet, with one row for each index or
- * statistic. The list is ordered by NON_UNIQUE, TYPE, INDEX_NAME, and
- * ORDINAL_POSITION. Each row has the following format:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - table catalog name (possibly
- * <code>null</code>)</li>
- * <li><code>TABLE_SCHEM</code> - String - Table Schema name (possibly
- * <code>null</code>) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>NON_UNIQUE</code> - boolean - <code>true</code> when index
- * values can be non-unique. Must be <code>false</code> when TYPE is
- * tableIndexStatistic</li>
- * <li><code>INDEX_QUALIFIER</code> - String : index catalog name.
- * <code>null</code> when TYPE is 'tableIndexStatistic'</li>
- * <li><code>INDEX_NAME</code> - String : index name. <code>null</code>
- * when TYPE is 'tableIndexStatistic'</li>
- * <li>TYPE - short - the index type. One of:
- * <ul>
- * <li>DatabaseMetaData.tableIndexStatistic - table statistics returned
- * with Index descriptions</li>
- * <li>DatabaseMetaData.tableIndexClustered - a clustered Index</li>
- * <li>DatabaseMetaData.tableIndexHased - a hashed Index</li>
- * <li>DatabaseMetaData.tableIndexOther - other style of Index</li>
- * </ul>
- * </li>
- * <li>ORDINAL_POSITION - short - column sequence within Index. 0 when TYPE
- * is tableIndexStatistic </li>
- * <li><code>COLUMN_NAME</code> - String - the column name.
- * <code>null</code> when TYPE is tableIndexStatistic</li>
- * <li>ASC_OR_DESC - String - column sort sequence. <code>null</code> if
- * sequencing not supported or TYPE is tableIndexStatistic; otherwise "A"
- * means sort ascending and "D" means sort descending. </li>
- * <li>CARDINALITY - int - Number of unique values in the Index. If TYPE is
- * tableIndexStatistic, this is number of rows in the table.</li>
- * <li>PAGES - int - Number of pages for current Index. If TYPE is
- * tableIndexStatistic, this is number of pages used for the table.</li>
- * <li>FILTER_CONDITION - String - Filter condition. (possibly null) </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schema
- * a Schema Name. null is used to imply no narrowing of the
- * search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param table
- * a table name, which must match the name of a table in the
- * database
- * @param unique
- * <code>true</code> means only return indices for unique
- * values, <code>false</code> implies that they can be returned
- * even if not unique.
- * @param approximate
- * <code>true</code> implies that the list can contain
- * approximate or "out of data" values, <code>false</code>
- * implies that all values must be precisely accurate
- * @return a ResultSet containing the list of indices and statistics for the
- * table, in the format defined above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getIndexInfo(String catalog, String schema, String table,
- boolean unique, boolean approximate) throws SQLException;
-
- /**
- * Answers this driver's major JDBC version number.
- *
- * @return the major JDBC version number
- * @throws SQLException
- * a database error occurred
- */
- public int getJDBCMajorVersion() throws SQLException;
-
- /**
- * Answers the minor JDBC version number for this driver.
- *
- * @return the Minor JDBC Version Number
- * @throws SQLException
- * a database error occurred
- */
- public int getJDBCMinorVersion() throws SQLException;
-
- /**
- * Get the maximum number of hex characters in an in-line binary literal for
- * this database.
- *
- * @return the maximum number of hex characters in an in-line binary
- * literal. If the number is unlimited then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxBinaryLiteralLength() throws SQLException;
-
- /**
- * Answers the maximum size of a Catalog name in this database.
- *
- * @return the maximum size in characters for a Catalog name. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxCatalogNameLength() throws SQLException;
-
- /**
- * Answers the maximum size for a character literal in this database.
- *
- * @return the maximum size in characters for a character literal. If the
- * limit is unknown, or the value is unlimited, then the result is
- * zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxCharLiteralLength() throws SQLException;
-
- /**
- * Answers the maximum size for a Column name for this database.
- *
- * @return the maximum number of characters for a Column name. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnNameLength() throws SQLException;
-
- /**
- * Get the maximum number of columns in a GROUP BY clause for this database.
- *
- * @return the maximum number of columns in a GROUP BY clause. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnsInGroupBy() throws SQLException;
-
- /**
- * Answers the maximum number of columns in an Index for this database.
- *
- * @return the maximum number of columns in an Index. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnsInIndex() throws SQLException;
-
- /**
- * Answers the maximum number of columns in an ORDER BY clause for this
- * database.
- *
- * @return the maximum number of columns in an ORDER BY clause. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnsInOrderBy() throws SQLException;
-
- /**
- * Answers the maximum number of columns in a SELECT list for this database.
- *
- * @return the maximum number of columns in a SELECT list. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnsInSelect() throws SQLException;
-
- /**
- * Answers the maximum number of columns in a table for this database.
- *
- * @return the maximum number of columns in a table. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxColumnsInTable() throws SQLException;
-
- /**
- * Answers the database's maximum number of concurrent connections.
- *
- * @return the maximum number of connections. If the limit is unknown, or
- * the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxConnections() throws SQLException;
-
- /**
- * Answers the maximum length of a cursor name for this database.
- *
- * @return the maximum number of characters in a cursor name. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxCursorNameLength() throws SQLException;
-
- /**
- * Answers the maximum length in bytes for an Index for this database. This
- * covers all the parts of a composite index.
- *
- * @return the maximum length in bytes for an Index. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxIndexLength() throws SQLException;
-
- /**
- * Answers the maximum number of characters for a procedure name in this
- * database.
- *
- * @return the maximum number of character for a procedure name. If the
- * limit is unknown, or the value is unlimited, then the result is
- * zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxProcedureNameLength() throws SQLException;
-
- /**
- * Answers the maximum number of bytes within a single row for this
- * database.
- *
- * @return the maximum number of bytes for a single row. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxRowSize() throws SQLException;
-
- /**
- * Answers the maximum number of characters in a schema name for this
- * database.
- *
- * @return the maximum number of characters in a Schema name. If the limit
- * is unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxSchemaNameLength() throws SQLException;
-
- /**
- * Answers the maximum number of characters in an SQL statement for this
- * database.
- *
- * @return the maximum number of characters in an SQL statement. If the
- * limit is unknown, or the value is unlimited, then the result is
- * zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxStatementLength() throws SQLException;
-
- /**
- * Get the maximum number of simultaneously open active statements for this
- * database.
- *
- * @return the maximum number of open active statements. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxStatements() throws SQLException;
-
- /**
- * Answers the maximum size for a table name in the database.
- *
- * @return the maximum size in characters for a table name. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxTableNameLength() throws SQLException;
-
- /**
- * Answers the maximum number of tables permitted in a SELECT statement for
- * the database.
- *
- * @return the maximum number of tables permitted in a SELECT statement. If
- * the limit is unknown, or the value is unlimited, then the result
- * is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxTablesInSelect() throws SQLException;
-
- /**
- * Answers the maximum number of characters in a user name for the database.
- *
- * @return the maximum number of characters in a user name. If the limit is
- * unknown, or the value is unlimited, then the result is zero.
- * @throws SQLException
- * a database error occurred
- */
- public int getMaxUserNameLength() throws SQLException;
-
- /**
- * Answers a list of the math functions available with this database. These
- * are used in the JDBC function escape clause and are the Open Group CLI
- * math function names.
- *
- * @return a String which contains the list of Math functions as a comma
- * separated list.
- * @throws SQLException
- * a database error occurred
- */
- public String getNumericFunctions() throws SQLException;
-
- /**
- * Answers a list of the primary key columns of a specified table.
- * <p>
- * The list is returned as a ResultSet with one row for each primary key
- * column, ordered by <code>COLUMN_NAME</code>, with each row having the
- * structure as follows:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - table catalog name (possibly
- * null)</li>
- * <li><code>TABLE_SCHEM</code> - String - Table Schema name (possibly
- * null) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>COLUMN_NAME</code> - String - The Column name </li>
- * <li><code>KEY_SEQ</code> - short - the sequence number for this column
- * in the primary key</li>
- * <li><code>PK_NAME</code> - String - the primary key name (possibly
- * null)</li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. <code>null</code> is used to imply no
- * narrowing of the search using Catalog Name. Otherwise, the
- * name must match a Catalog Name held in the database, with the
- * empty string used to retrieve those without a Catalog Name.
- * @param schema
- * a Schema Name. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with the empty
- * string used to retrieve those without a Schema name.
- * @param table
- * the name of a table, which must match the name of a table in
- * the database
- * @return a ResultSet containing the list of keys in the format defined
- * above
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getPrimaryKeys(String catalog, String schema, String table)
- throws SQLException;
-
- /**
- * Answers a list of parameter and result columns for the stored procedures
- * belonging to a specified Catalog.
- * <p>
- * The list is returned as a ResultSet with one row for each parameter or
- * result column. The data is ordered by PROCEDURE_SCHEM and PROCEDURE_NAME,
- * while for each procedure, the return value (if any) is first, followed by
- * the parameters in the order they appear in the stored procedure call,
- * followed by ResultSet columns in column number order. Each row has the
- * following structure:
- * <ol>
- * <li>PROCEDURE_CAT - String - the procedure catalog name</li>
- * <li>PROCEDURE_SCHEM - String - the procedure schema name (possibly null)
- * </li>
- * <li>PROCEDURE_NAME - String - the procedure name</li>
- * <li><code>COLUMN_NAME</code> - String - the name of the column</li>
- * <li>COLUMN_TYPE - short - the kind of column or parameter, as follows:
- * <ul>
- * <li>DatabaseMetaData.procedureColumnUnknown - type unknown</li>
- * <li>DatabaseMetaData.procedureColumnIn - an IN parameter</li>
- * <li>DatabaseMetaData.procedureColumnInOut - an INOUT parameter</li>
- * <li>DatabaseMetaData.procedureColumnOut - an OUT parameter</li>
- * <li>DatabaseMetaData.procedureColumnReturn - a return value</li>
- * <li>DatabaseMetaData.procedureReturnsResult - a result column in a
- * result set</li>
- * </ul>
- * </li>
- * <li><code>DATA_TYPE</code> - int - the SQL type of the data, as in
- * <code>java.sql.Types</code> </li>
- * <li><code>TYPE_NAME</code> - String - the SQL type name, for a UDT it
- * is fully qualified</li>
- * <li>PRECISION - int - the precision</li>
- * <li>LENGTH - int - the length of the data in bytes </li>
- * <li>SCALE - short - the scale for numeric types</li>
- * <li>RADIX - short - the Radix for numeric data (typically 2 or 10) </li>
- * <li>NULLABLE - short - can the data contain null:
- * <ul>
- * <li>DatabaseMetaData.procedureNoNulls - <code>NULL</code>s not
- * permitted</li>
- * <li>DatabaseMetaData.procedureNullable - <code>NULL</code>s are
- * permitted </li>
- * <li>DatabaseMetaData.procedureNullableUnknown - <code>NULL</code>
- * status unknown </li>
- * </ul>
- * </li>
- * <li><code>REMARKS</code> - String - an explanatory comment about the
- * data item </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. null is used to imply no narrowing of
- * the search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param procedureNamePattern
- * a pattern that must match the name of the procedure stored in
- * the database
- * @param columnNamePattern
- * a column name pattern. The name must match the column name
- * stored in the database.
- * @return a ResultSet with the list of parameter and result columns in the
- * format defined above
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getProcedureColumns(String catalog, String schemaPattern,
- String procedureNamePattern, String columnNamePattern)
- throws SQLException;
-
- /**
- * Answers a list of the stored procedures available in a specified catalog.
- * <p>
- * The list is returned as a ResultSet with one row for each stored
- * procedure, ordered by PROCEDURE_SCHEME and PROCEDURE_NAME, with the data
- * in each row as follows:
- * <ol>
- * <li><code>PROCEDURE_CAT</code> - String : the procedure catalog name</li>
- * <li><code>PROCEDURE_SCHEM</code> - String : the procedure schema name
- * (possibly <code>null</code>) </li>
- * <li><code>PROCEDURE_NAME</code> - String : the procedure name</li>
- * <li><code>Reserved</code></li>
- * <li><code>Reserved</code></li>
- * <li><code>Reserved</code></li>
- * <li><code>REMARKS</code> - String - information about the procedure</li>
- * <li><code>PROCEDURE_TYPE</code> - short : one of:
- * <ul>
- * <li>DatabaseMetaData.procedureResultUnknown - procedure may return a
- * result </li>
- * <li>DatabaseMetaData.procedureNoResult - procedure does not return a
- * result</li>
- * <li>DatabaseMetaData.procedureReturnsResult - procedure definitely
- * returns a result</li>
- * </ul>
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. null is used to imply no narrowing of
- * the search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param procedureNamePattern
- * a procedure name pattern, which must match the procedure name
- * stored in the database
- * @return a ResultSet where each row is a description of a stored procedure
- * in the format defined above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getProcedures(String catalog, String schemaPattern,
- String procedureNamePattern) throws SQLException;
-
- /**
- * Answers the database vendor's preferred name for "procedure".
- *
- * @return a String with the vendor's preferred name for "procedure"
- * @throws SQLException
- * a database error occurred
- */
- public String getProcedureTerm() throws SQLException;
-
- /**
- * Answers the result set's default hold-ability.
- *
- * @return one of <code>ResultSet.HOLD_CURSORS_OVER_COMMIT</code> or
- * <code>ResultSet.CLOSE_CURSORS_AT_COMMIT</code>
- * @throws SQLException
- * a database error occurred
- */
- public int getResultSetHoldability() throws SQLException;
-
- /**
- * Answers a list of the schema names in the database. The list is returned
- * as a ResultSet, ordered by the Schema name, with one row per Schema in
- * the following format:
- * <ol>
- * <li><code>TABLE_SCHEM</code> - String - the Schema name</li>
- * <li><code>TABLE_CAT</code>ALOG - String - the Catalog name (possibly
- * null) </li>
- * </ol>
- *
- * @return a ResultSet with one row for each schema in the format defined
- * above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getSchemas() throws SQLException;
-
- /**
- * Answers the database vendor's preferred term for "schema".
- *
- * @return a String which is the vendor's preferred term for schema
- * @throws SQLException
- * a database error occurred
- */
- public String getSchemaTerm() throws SQLException;
-
- /**
- * Returns the string that is used to escape wildcard characters. This
- * string is used to escape the '_' and '%' wildcard characters in catalog
- * search strings which are a pattern and so which use the wildcard
- * characters. '_' is used to represent any single character wile '%' is
- * used for a sequence of zero or more characters.
- *
- * @return a String used to escape the wildcard characters
- * @throws SQLException
- * a database error occurred
- */
- public String getSearchStringEscape() throws SQLException;
-
- /**
- * Answers a list of all the SQL keywords that are NOT also SQL92 keywords
- * for the database.
- *
- * @return a String containing the list of SQL keywords in a comma separated
- * format.
- * @throws SQLException
- * a database error occurred
- */
- public String getSQLKeywords() throws SQLException;
-
- /**
- * States the type of SQLState value returned by SQLException.getSQLState.
- * This can either be the X/Open (now known as Open Group) SQL CLI form or
- * the SQL99 form.
- *
- * @return an integer, which is either DatabaseMetaData.sqlStateSQL99 or
- * DatabaseMetaData.sqlStateXOpen.
- * @throws SQLException
- * a database error occurred
- */
- public int getSQLStateType() throws SQLException;
-
- /**
- * Answers a list of string functions available with the database. These
- * functions are used in JDBC function escape clause and follow the Open
- * Group CLI string function names definition.
- *
- * @return a String containing the list of string functions in comma
- * separated format.
- * @throws SQLException
- * a database error occurred
- */
- public String getStringFunctions() throws SQLException;
-
- /**
- * Answers a listing of the hierarchies of tables in a specified schema in
- * the database.
- * <p>
- * The listing only contains entries for tables that have a super table.
- * Super and sub tables must be defined in the same Catalog and Schema. The
- * list is returned as a ResultSet, with one row for each table that has a
- * super table, in the following format:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - table catalog name (possibly
- * null)</li>
- * <li><code>TABLE_SCHEM</code> - String - Table Schema name (possibly
- * null) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li>SUPER<code>TABLE_NAME</code> - String - The Super Table name
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. null is used to imply no narrowing of
- * the search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param tableNamePattern
- * a Table Name, which should match the Table name as stored in
- * the database. it may be a fully qualified name. If it is fully
- * qualified the Catalog Name and Schema Name parameters are
- * ignored.
- * @return a ResultSet with one row for each table which has a super table,
- * in the format defined above. An empty ResultSet is returned if
- * the database does not support table hierarchies.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getSuperTables(String catalog, String schemaPattern,
- String tableNamePattern) throws SQLException;
-
- /**
- * Answers the User Defined Type (UDT) hierarchies for a given schema. Only
- * the immediate parent/child relationship is described. If a UDT does not
- * have a direct supertype, it is not listed.
- * <p>
- * The listing is returned as a ResultSet where there is one row for a
- * specific UDT which describes its supertype, with the data organised in
- * columns as follows:
- * <ol>
- * <li><code>TYPE_CAT</code> - String - the UDT Catalog name (possibly
- * null)</li>
- * <li><code>TYPE_SCHEM</code> - String - the UDT Schema name (possibly
- * null) </li>
- * <li><code>TYPE_NAME</code> - String - the UDT type name </li>
- * <li>SUPER<code>TYPE_CAT</code> - String - direct supertype's Catalog
- * name (possibly null)</li>
- * <li>SUPER<code>TYPE_SCHEM</code> - String - direct supertype's Schema
- * name (possibly null) </li>
- * <li>SUPER<code>TYPE_NAME</code> - String - direct supertype's name
- * </li>
- * </ol>
- *
- * @param catalog
- * the Catalog name. "" means get the UDTs without a catalog.
- * null means don't use the catalog name to restrict the search.
- * @param schemaPattern
- * the Schema pattern name. "" means get the UDT's without a
- * schema.
- * @param typeNamePattern
- * the UDT name pattern. This may be a fully qualified name. When
- * a fully qualified name is specified, the Catalog name and
- * Schema name parameters are ignored.
- * @return a ResultSet in which each row gives information about a
- * particular UDT in the format defined above. An empty ResultSet is
- * returned for a database that does not support type hierarchies.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getSuperTypes(String catalog, String schemaPattern,
- String typeNamePattern) throws SQLException;
-
- /**
- * Answers a list of system functions available with the database. These are
- * names used in the JDBC function escape clause and are Open Group CLI
- * function names.
- *
- * @return a String containing the list of system functions in a comma
- * separated format
- * @throws SQLException
- * a database error occurred
- */
- public String getSystemFunctions() throws SQLException;
-
- /**
- * Answers a description of access rights for each table present in a
- * catalog. Table privileges can apply to one or more columns in the table -
- * but are not guaranteed to apply to all columns.
- * <p>
- * The privileges are returned as a ResultSet, with one row for each
- * privilege, ordered by <code>TABLE_SCHEM</code>,
- * <code>TABLE_NAME</code>, PRIVILEGE, and each row has data as defined
- * in the following column definitions:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - table catalog name (possibly
- * null)</li>
- * <li><code>TABLE_SCHEM</code> - String - Table Schema name (possibly
- * null) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li>GRANTOR - String - who granted the access</li>
- * <li>GRANTEE - String - who received the access grant </li>
- * <li>PRIVILEGE - String - the type of access granted - one of SELECT,
- * INSERT, UPDATE, REFERENCES,... </li>
- * <li>IS_GRANTABLE - String - "YES" implies the grantee can grant access
- * to others, "NO" implies guarantee cannot grant access to others, null
- * means this status is unknown</li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. null is used to imply no narrowing of
- * the search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param tableNamePattern
- * a Table Name, which should match the Table name as stored in
- * the database.
- * @return a ResultSet containing a list with one row for each table in the
- * format defined above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getTablePrivileges(String catalog, String schemaPattern,
- String tableNamePattern) throws SQLException;
-
- /**
- * Answers a description of the tables in a specified catalog.
- * <p>
- * The descriptions are returned as rows in a ResultSet, one row for each
- * Table. The ResultSet is ordered by <code>TABLE_TYPE</code>,
- * <code>TABLE_SCHEM</code> and <code>TABLE_NAME</code>. Each row in
- * the ResultSet consists of a series of columns as follows:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - table catalog name (possibly
- * null)</li>
- * <li><code>TABLE_SCHEM</code> - String - Table Schema name (possibly
- * null) </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>TABLE_TYPE</code> - String - Typical names include "TABLE",
- * "VIEW", "SYSTEM TABLE", "ALIAS", "SYNONYM", "GLOBAL TEMPORARY"</li>
- * <li><code>REMARKS</code> - String - A comment describing the table
- * </li>
- * <li><code>TYPE_CAT</code> - String - the 'Types' catalog(possibly
- * null)</li>
- * <li><code>TYPE_SCHEM</code> - String - the 'Types' schema(possibly
- * null) </li>
- * <li><code>TYPE_NAME</code> - String - the 'Types' name (possibly null)
- * </li>
- * <li><code>SELF_REFERENCING_COL_NAME</code> - String - the name of a
- * designated identifier column in a typed table (possibly null) </li>
- * <li>REF_GENERATION - String - one of the following values : "SYSTEM" |
- * "USER" | "DERIVED" - specifies how values in the
- * <code>SELF_REFERENCING_COL_NAME</code> are created (possibly null)
- * </li>
- * </ol>
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. null is used to imply no narrowing of
- * the search using Schema Name. Otherwise, the name must match a
- * Schema name in the database, with "" used to retrieve those
- * without a Schema name.
- * @param tableNamePattern
- * a Table Name, which should match the Table name as stored in
- * the database.
- * @param types
- * a list of table types to include in the list. null implies
- * list all types.
- * @return a ResultSet with one row per table in the format defined above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getTables(String catalog, String schemaPattern,
- String tableNamePattern, String[] types) throws SQLException;
-
- /**
- * Answers a list of table types supported by the database.
- * <p>
- * The list is returned as a ResultSet with one row per table type, ordered
- * by the table type. The information in the ResultSet is structured into a
- * single column per row, as follows:
- * <ol>
- * <li><code>TABLE_TYPE</code> - String - the Table Type. Typical names
- * include "TABLE", "VIEW", "SYSTEM TABLE", "ALIAS", "SYNONYM", "GLOBAL
- * TEMPORARY" </li>
- * </ol>
- *
- * @return a ResultSet with one row per table type in the format defined
- * above.
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getTableTypes() throws SQLException;
-
- /**
- * Answers a list of time and date functions available for the database.
- *
- * @return a String contain a comma separated list of the time and date
- * functions.
- * @throws SQLException
- * a database error occurred
- */
- public String getTimeDateFunctions() throws SQLException;
-
- /**
- * Get a list of the standard SQL Types supported by this database. The list
- * is returned as a ResultSet, with one row for each type, ordered by the
- * <code>DATA_TYPE</code> value, where the data in each row is structured
- * into the following columns:
- * <ol>
- * <li><code>TYPE_NAMR</code> - String : the Type name</li>
- * <li><code>DATA_TYPE</code> - int : the SQL data type value as defined
- * in <code>java.sql.Types</code></li>
- * <li><code>PRECISION</code> - int - the maximum precision of the type</li>
- * <li><code>LITERAL_PREFIX</code> - String : the prefix to be used when
- * quoting a literal value (possibly <code>null</code>)</li>
- * <li><code>LITERAL_SUFFIX</code> - String : the suffix to be used when
- * quoting a literal value (possibly <code>null</code>)</li>
- * <li><code>CREATE_PARAMS</code> - String : params used when creating
- * the type (possibly <code>null</code>)</li>
- * <li><code>NULLABLE</code> - short : shows if the value is null-able:
- * <ul>
- * <li>DatabaseMetaData.typeNoNulls : <code>NULL</code>s not permitted</li>
- * <li>DatabaseMetaData.typeNullable : <code>NULL</code>s are permitted
- * </li>
- * <li>DatabaseMetaData.typeNullableUnknown : <code>NULL</code> status
- * unknown </li>
- * </ul>
- * </li>
- * <li>CASE_SENSITIVE - boolean : true if the type is case sensitive</li>
- * <li>SEARCHABLE - short : how this type can be used with WHERE clauses:
- * <ul>
- * <li>DatabaseMetaData.typePredNone - cannot be used </li>
- * <li>DatabaseMetaData.typePredChar - support for WHERE...LIKE only</li>
- * <li>DatabaseMetaData.typePredBasic - support except for WHERE...LIKE</li>
- * <li>DatabaseMetaData.typeSearchable - support for all WHERE clauses</li>
- * </ul>
- * </li>
- * <li>UNSIGNED_ATTRIBUTE - boolean - the type is unsigned or not </li>
- * <li>FIXED_PREC_SCALE - boolean - fixed precision = it can be used as a
- * money value </li>
- * <li>AUTO_INCREMENT - boolean - can be used as an auto-increment value
- * </li>
- * <li>LOCAL_<code>TYPE_NAME</code> - String - a localized version of
- * the type name (possibly null)</li>
- * <li>MINIMUM_SCALE - short - the minimum scale supported </li>
- * <li>MAXIMUM_SCALE - short - the maximum scale supported </li>
- * <li>SQL_<code>DATA_TYPE</code> - int - not used </li>
- * <li>SQL_DATETIME_SUB - int - not used </li>
- * <li>NUM_PREC_RADIX - int - number radix (typically 2 or 10) </li>
- * </ol>
- *
- * @return a ResultSet which is structured as described above
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getTypeInfo() throws SQLException;
-
- /**
- * Answers a description of the User Defined Types (UDTs) defined in a given
- * schema, which includes the types DISTINCT, STRUCT and JAVA_OBJECT.
- * <p>
- * The types matching the supplied the specified Catalog, Schema, Type Name
- * and Type are returned as rows in a ResultSet with columns of information
- * as follows:
- * <ol>
- * <li><code>TABLE_CAT</code> - String - Catalog name (possibly null)</li>
- * <li><code>TABLE_SCHEM</code> - String - Schema name (possibly null)
- * </li>
- * <li><code>TABLE_NAME</code> - String - The Table name </li>
- * <li><code>CLASS_NAME</code> - String - The Java class name</li>
- * <li><code>DATA_TYPE</code> - int - The SQL type as specified in
- * <code>java.sql.Types</code>. One of DISTINCT, STRUCT and JAVA_OBJECT</li>
- * <li><code>REMARKS</code> - String - A comment which describes the type
- * </li>
- * <li><code>BASE_TYPE</code> - short - A type code. For a DISTINCT type,
- * the source type. For a structured type this is the type that implements
- * the user generated reference type of the
- * <code>SELF_REFERENCING_COLUMN</code>. This is defined in
- * <code>java.sql.Types</code>, and will be <code>null</code> if the
- * <code>DATA_TYPE</code> does not match these criteria.</li>
- * </ol>
- * If the driver does not support UDTs, the ResultSet will be empty.
- *
- * @param catalog
- * a Catalog Name. null is used to imply no narrowing of the
- * search using Catalog Name. Otherwise, the name must match a
- * Catalog Name held in the database, with "" used to retrieve
- * those without a Catalog Name.
- * @param schemaPattern
- * a Schema Name Pattern. <code>null</code> is used to imply no
- * narrowing of the search using Schema Name. Otherwise, the name
- * must match a Schema name in the database, with "" used to
- * retrieve those without a Schema name.
- * @param typeNamePattern
- * a Type Name, which should match a Type name as stored in the
- * database. It may be fully qualified.
- * @param types
- * a list of the UDT types to include in the list - one of
- * DISTINCT, STRUCT or JAVA_OBJECT.
- * @return a ResultSet in the format described above
- * @throws SQLException
- * a database error occurred
- */
- public ResultSet getUDTs(String catalog, String schemaPattern,
- String typeNamePattern, int[] types) throws SQLException;
-
- /**
- * Answers the URL for this database.
- *
- * @return the URL for the database. <code>null</code> if it cannot be
- * generated.
- * @throws SQLException
- * a database error occurred
- */
- public String getURL() throws SQLException;
-
- /**
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