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Posted to issues@metamodel.apache.org by "Dana Borger (JIRA)" <ji...@apache.org> on 2017/07/21 14:32:00 UTC

[jira] [Created] (METAMODEL-1143) Column names not quoted on insert

Dana Borger created METAMODEL-1143:
--------------------------------------

             Summary: Column names not quoted on insert 
                 Key: METAMODEL-1143
                 URL: https://issues.apache.org/jira/browse/METAMODEL-1143
             Project: Apache MetaModel
          Issue Type: Bug
            Reporter: Dana Borger


Looks like method JdbcUpdateCallback.quoteIfNecessary() only quotes column names in these cases:
 
        if (identifier.indexOf(' ') != -1 || identifier.indexOf('-') != -1) {
 
So that if we have a table with a column named “ASmallInt” in Postgres (for example), this results in an error because of its mixed case (Postgres treats unquoted identifiers as lower-case):

Seems like these column names should always be quoted according to the policy of the database (seems like queries are treated this way).

Error code=0, SQL state=42703
Exception details: request: /rest/documents, parameters: 
Could not execute insert statement: INSERT INTO "x"."y" (id,first_name,last_name,ASmallInt)) VALUES (?,?,?,?): ERROR: column "asmallint" of relation "y" does not exist
 
. . .
 
        at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2458)
        at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2158)
        at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:291)
        at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:432)
        at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:358)
        at org.postgresql.jdbc.PgPreparedStatement.executeWithFlags(PgPreparedStatement.java:171)
        at org.postgresql.jdbc.PgPreparedStatement.executeUpdate(PgPreparedStatement.java:138)
        at org.apache.metamodel.jdbc.JdbcSimpleUpdateCallback.executePreparedStatement(JdbcSimpleUpdateCallback.java:45)
        at org.apache.metamodel.jdbc.JdbcUpdateCallbcutePreparedStatement(JdbcUpdateCallback.java:57)
        at org.apache.metamodel.jdbc.JdbcInsertBuilder.execute(JdbcInsertBuilder.java:84)
 
 



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