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Posted to commits@cassandra.apache.org by sl...@apache.org on 2014/04/02 14:02:09 UTC

[3/3] git commit: Merge branch 'cassandra-2.0' into cassandra-2.1

Merge branch 'cassandra-2.0' into cassandra-2.1

Conflicts:
	src/java/org/apache/cassandra/config/CFMetaData.java
	src/java/org/apache/cassandra/config/Schema.java
	src/java/org/apache/cassandra/cql/QueryProcessor.java
	src/java/org/apache/cassandra/cql/SelectStatement.java
	src/java/org/apache/cassandra/cql/UpdateStatement.java
	src/java/org/apache/cassandra/db/Column.java
	src/java/org/apache/cassandra/thrift/ThriftValidation.java
	src/java/org/apache/cassandra/tools/SSTableExport.java
	src/java/org/apache/cassandra/tools/SSTableImport.java
	test/unit/org/apache/cassandra/SchemaLoader.java
	test/unit/org/apache/cassandra/db/ScrubTest.java
	test/unit/org/apache/cassandra/thrift/ThriftValidationTest.java
	test/unit/org/apache/cassandra/tools/SSTableExportTest.java


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/8afe1090
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/8afe1090
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/8afe1090

Branch: refs/heads/cassandra-2.1
Commit: 8afe1090bc4d04346197be6aa696b3af174f3674
Parents: 92b40fd b42feea
Author: Sylvain Lebresne <sy...@datastax.com>
Authored: Wed Apr 2 14:01:43 2014 +0200
Committer: Sylvain Lebresne <sy...@datastax.com>
Committed: Wed Apr 2 14:01:43 2014 +0200

----------------------------------------------------------------------
 CHANGES.txt                                     |  1 +
 .../org/apache/cassandra/config/CFMetaData.java | 39 +++++-------
 .../cassandra/config/ColumnDefinition.java      |  9 +++
 .../apache/cassandra/cql/QueryProcessor.java    |  2 +-
 .../apache/cassandra/cql3/QueryProcessor.java   |  4 +-
 .../cassandra/thrift/ThriftValidation.java      |  5 +-
 .../apache/cassandra/tools/SSTableImport.java   |  2 +-
 .../unit/org/apache/cassandra/SchemaLoader.java |  7 ++-
 .../unit/org/apache/cassandra/db/ScrubTest.java | 65 ++++++++++++++++++++
 .../cassandra/thrift/ThriftValidationTest.java  | 53 ++++++++++++++--
 .../cassandra/tools/SSTableExportTest.java      | 35 +++++++++++
 11 files changed, 188 insertions(+), 34 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/CHANGES.txt
----------------------------------------------------------------------

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/config/CFMetaData.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/config/CFMetaData.java
index b46fafd,be18d1b..e930de4
--- a/src/java/org/apache/cassandra/config/CFMetaData.java
+++ b/src/java/org/apache/cassandra/config/CFMetaData.java
@@@ -919,25 -853,13 +919,10 @@@ public final class CFMetaDat
              .toHashCode();
      }
  
-     public AbstractType<?> getValueValidator(CellName name)
 -    /**
 -     * Like getColumnDefinitionFromColumnName, the argument must be an internal column/cell name.
 -     */
 -    public AbstractType<?> getValueValidatorFromColumnName(ByteBuffer columnName)
++    public AbstractType<?> getValueValidator(CellName cellName)
      {
-         return getValueValidator(getColumnDefinition(name));
-     }
- 
-     public AbstractType<?> getValueValidatorForFullCellName(ByteBuffer name)
-     {
-         // If this is a CQL table, we need to pull out the CQL column name to look up the correct column type.
-         if (!isCQL3Table())
-             return getValueValidator(getColumnDefinition(name));
- 
-         return getValueValidator(getColumnDefinition(comparator.cellFromByteBuffer(name)));
-     }
- 
-     public AbstractType<?> getValueValidator(ColumnDefinition columnDefinition)
-     {
-         return columnDefinition == null
-                ? defaultValidator
-                : columnDefinition.type;
 -        ColumnDefinition def = getColumnDefinitionFromColumnName(columnName);
 -        return def == null ? defaultValidator : def.getValidator();
++        ColumnDefinition def = getColumnDefinition(cellName);
++        return def == null ? defaultValidator : def.type;
      }
  
      /** applies implicit defaults to cf definition. useful in updates */
@@@ -1312,14 -1201,46 +1297,24 @@@
      }
  
      /**
 -     * Returns a ColumnDefinition given a full (internal) column name.
 +     * Returns a ColumnDefinition given a cell name.
       */
 -    public ColumnDefinition getColumnDefinitionFromColumnName(ByteBuffer columnName)
 +    public ColumnDefinition getColumnDefinition(CellName cellName)
      {
 -        if (!isSuper() && (comparator instanceof CompositeType))
 -        {
 -            CompositeType composite = (CompositeType)comparator;
 -            ByteBuffer[] components = composite.split(columnName);
 -            for (ColumnDefinition def : regularAndStaticColumns())
 -            {
 -                ByteBuffer toCompare;
 -                if (def.componentIndex == null)
 -                {
 -                    toCompare = columnName;
 -                }
 -                else
 -                {
 -                    if (def.componentIndex >= components.length)
 -                        break;
 +        ColumnIdentifier id = cellName.cql3ColumnName();
-         return id == null
-              ? getColumnDefinition(cellName.toByteBuffer())  // Means a dense layout, try the full column name
-              : getColumnDefinition(id);
++        ColumnDefinition def = id == null
++                             ? getColumnDefinition(cellName.toByteBuffer())  // Means a dense layout, try the full column name
++                             : getColumnDefinition(id);
+ 
 -                    toCompare = components[def.componentIndex];
 -                }
 -                if (def.name.equals(toCompare))
 -                    return def;
 -            }
 -            return null;
 -        }
 -        else
 -        {
 -            ColumnDefinition def = column_metadata.get(columnName);
 -            // It's possible that the def is a PRIMARY KEY or COMPACT_VALUE one in case a concrete cell
 -            // name conflicts with a CQL column name, which can happen in 2 cases:
 -            // 1) because the user inserted a cell through Thrift that conflicts with a default "alias" used
 -            //    by CQL for thrift tables (see #6892).
 -            // 2) for COMPACT STORAGE tables with a single utf8 clustering column, the cell name can be anything,
 -            //    including a CQL column name (without this being a problem).
 -            // In any case, this is fine, this just mean that columnDefinition is not the ColumnDefinition we are
 -            // looking for.
 -            return def != null && def.isPartOfCellName() ? def : null;
 -        }
++        // It's possible that the def is a PRIMARY KEY or COMPACT_VALUE one in case a concrete cell
++        // name conflicts with a CQL column name, which can happen in 2 cases:
++        // 1) because the user inserted a cell through Thrift that conflicts with a default "alias" used
++        //    by CQL for thrift tables (see #6892).
++        // 2) for COMPACT STORAGE tables with a single utf8 clustering column, the cell name can be anything,
++        //    including a CQL column name (without this being a problem).
++        // In any case, this is fine, this just mean that columnDefinition is not the ColumnDefinition we are
++        // looking for.
++        return def != null && def.isPartOfCellName() ? def : null;
      }
  
      public ColumnDefinition getColumnDefinitionForIndex(String indexName)
@@@ -1930,18 -1850,18 +1925,18 @@@
          droppedColumns.put(def.name, FBUtilities.timestampMicros());
      }
  
 -    public void renameColumn(ByteBuffer from, String strFrom, ByteBuffer to, String strTo) throws InvalidRequestException
 +    public void renameColumn(ColumnIdentifier from, ColumnIdentifier to) throws InvalidRequestException
      {
 -        ColumnDefinition def = column_metadata.get(from);
 +        ColumnDefinition def = getColumnDefinition(from);
          if (def == null)
 -            throw new InvalidRequestException(String.format("Cannot rename unknown column %s in keyspace %s", strFrom, cfName));
 +            throw new InvalidRequestException(String.format("Cannot rename unknown column %s in keyspace %s", from, cfName));
  
 -        if (column_metadata.get(to) != null)
 -            throw new InvalidRequestException(String.format("Cannot rename column %s to %s in keyspace %s; another column of that name already exist", strFrom, strTo, cfName));
 +        if (getColumnDefinition(to) != null)
 +            throw new InvalidRequestException(String.format("Cannot rename column %s to %s in keyspace %s; another column of that name already exist", from, to, cfName));
  
-         if (def.kind == ColumnDefinition.Kind.REGULAR || def.kind == ColumnDefinition.Kind.STATIC)
+         if (def.isPartOfCellName())
          {
 -            throw new InvalidRequestException(String.format("Cannot rename non PRIMARY KEY part %s", strFrom));
 +            throw new InvalidRequestException(String.format("Cannot rename non PRIMARY KEY part %s", from));
          }
          else if (def.isIndexed())
          {

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/config/ColumnDefinition.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/config/ColumnDefinition.java
index bb1dd71,1223db8..ee8884e
--- a/src/java/org/apache/cassandra/config/ColumnDefinition.java
+++ b/src/java/org/apache/cassandra/config/ColumnDefinition.java
@@@ -243,6 -193,15 +243,15 @@@ public class ColumnDefinition extends C
          return thriftDefs;
      }
  
+     /**
+      * Whether the name of this definition is serialized in the cell nane, i.e. whether
+      * it's not just a non-stored CQL metadata.
+      */
+     public boolean isPartOfCellName()
+     {
 -        return type == Type.REGULAR || type == Type.STATIC;
++        return kind == Kind.REGULAR || kind == Kind.STATIC;
+     }
+ 
      public ColumnDef toThrift()
      {
          ColumnDef cd = new ColumnDef();

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/cql/QueryProcessor.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/cql/QueryProcessor.java
index 458f131,f160374..baf89b2
--- a/src/java/org/apache/cassandra/cql/QueryProcessor.java
+++ b/src/java/org/apache/cassandra/cql/QueryProcessor.java
@@@ -189,11 -189,11 +189,11 @@@ public class QueryProcesso
          for (Relation columnRelation : columnRelations)
          {
              // Left and right side of relational expression encoded according to comparator/validator.
 -            ByteBuffer entity = columnRelation.getEntity().getByteBuffer(metadata.comparator, variables);
 -            ByteBuffer value = columnRelation.getValue().getByteBuffer(metadata.getValueValidatorFromColumnName(entity), variables);
 +            ByteBuffer entity = columnRelation.getEntity().getByteBuffer(metadata.comparator.asAbstractType(), variables);
-             ByteBuffer value = columnRelation.getValue().getByteBuffer(metadata.getValueValidatorForFullCellName(entity), variables);
++            ByteBuffer value = columnRelation.getValue().getByteBuffer(metadata.getValueValidator(metadata.comparator.cellFromByteBuffer(entity)), variables);
  
              expressions.add(new IndexExpression(entity,
 -                                                IndexOperator.valueOf(columnRelation.operator().toString()),
 +                                                IndexExpression.Operator.valueOf(columnRelation.operator().toString()),
                                                  value));
          }
  

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/cql3/QueryProcessor.java
----------------------------------------------------------------------

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/thrift/ThriftValidation.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/thrift/ThriftValidation.java
index 49cf39b,b387871..222a904
--- a/src/java/org/apache/cassandra/thrift/ThriftValidation.java
+++ b/src/java/org/apache/cassandra/thrift/ThriftValidation.java
@@@ -439,13 -443,9 +439,12 @@@ public class ThriftValidatio
          if (!column.isSetTimestamp())
              throw new org.apache.cassandra.exceptions.InvalidRequestException("Column timestamp is required");
  
 +        CellName cn = scName == null
 +                    ? metadata.comparator.cellFromByteBuffer(column.name)
 +                    : metadata.comparator.makeCellName(scName, column.name);
-         ColumnDefinition columnDef = metadata.getColumnDefinition(cn);
          try
          {
-             AbstractType<?> validator = metadata.getValueValidator(columnDef);
 -            AbstractType<?> validator = metadata.getValueValidatorFromColumnName(column.name);
++            AbstractType<?> validator = metadata.getValueValidator(cn);
              if (validator != null)
                  validator.validate(column.value);
          }
@@@ -462,10 -462,10 +461,10 @@@
          }
  
          // Indexed column values cannot be larger than 64K.  See CASSANDRA-3057/4240 for more details
 -        if (!Keyspace.open(metadata.ksName).getColumnFamilyStore(metadata.cfName).indexManager.validate(asDBColumn(column)))
 +        if (!Keyspace.open(metadata.ksName).getColumnFamilyStore(metadata.cfName).indexManager.validate(asDBColumn(cn, column)))
                      throw new org.apache.cassandra.exceptions.InvalidRequestException(String.format("Can't index column value of size %d for index %s in CF %s of KS %s",
                                                                                column.value.remaining(),
-                                                                               columnDef.getIndexName(),
 -                                                                              metadata.getColumnDefinitionFromColumnName(column.name).getIndexName(),
++                                                                              metadata.getColumnDefinition(cn).getIndexName(),
                                                                                metadata.cfName,
                                                                                metadata.ksName));
      }

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/src/java/org/apache/cassandra/tools/SSTableImport.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/tools/SSTableImport.java
index 2a516a4,11bfc81..c0d8e00
--- a/src/java/org/apache/cassandra/tools/SSTableImport.java
+++ b/src/java/org/apache/cassandra/tools/SSTableImport.java
@@@ -162,7 -161,7 +162,7 @@@ public class SSTableImpor
                  }
                  else
                  {
-                     value = stringAsType((String) fields.get(1), meta.getValueValidatorForFullCellName(name));
 -                    value = stringAsType((String) fields.get(1), meta.getValueValidatorFromColumnName(name));
++                    value = stringAsType((String) fields.get(1), meta.getValueValidator(meta.comparator.cellFromByteBuffer(name)));
                  }
              }
          }

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/test/unit/org/apache/cassandra/SchemaLoader.java
----------------------------------------------------------------------
diff --cc test/unit/org/apache/cassandra/SchemaLoader.java
index 5fb5697,daff0de..43a6dc3
--- a/test/unit/org/apache/cassandra/SchemaLoader.java
+++ b/test/unit/org/apache/cassandra/SchemaLoader.java
@@@ -147,12 -167,31 +147,13 @@@ public class SchemaLoade
                                             superCFMD(ks1, "Super6", LexicalUUIDType.instance, UTF8Type.instance),
                                             indexCFMD(ks1, "Indexed1", true),
                                             indexCFMD(ks1, "Indexed2", false),
 -                                           new CFMetaData(ks1,
 -                                                          "StandardInteger1",
 -                                                          st,
 -                                                          IntegerType.instance,
 -                                                          null),
 -                                           new CFMetaData(ks1,
 -                                                          "StandardLong3",
 -                                                          st,
 -                                                          LongType.instance,
 -                                                          null),
 -                                           new CFMetaData(ks1,
 -                                                          "Counter1",
 -                                                          st,
 -                                                          bytes,
 -                                                          null)
 -                                                   .defaultValidator(CounterColumnType.instance),
 -                                           new CFMetaData(ks1,
 -                                                          "SuperCounter1",
 -                                                          su,
 -                                                          bytes,
 -                                                          bytes)
 -                                                   .defaultValidator(CounterColumnType.instance),
 +                                           CFMetaData.denseCFMetaData(ks1, "StandardInteger1", IntegerType.instance),
++                                           CFMetaData.denseCFMetaData(ks1, "StandardLong3", IntegerType.instance),
 +                                           CFMetaData.denseCFMetaData(ks1, "Counter1", bytes).defaultValidator(CounterColumnType.instance),
 +                                           CFMetaData.denseCFMetaData(ks1, "SuperCounter1", bytes, bytes).defaultValidator(CounterColumnType.instance),
                                             superCFMD(ks1, "SuperDirectGC", BytesType.instance).gcGraceSeconds(0),
 -                                           jdbcCFMD(ks1, "JdbcInteger", IntegerType.instance).columnMetadata(integerColumn),
 -                                           jdbcCFMD(ks1, "JdbcUtf8", UTF8Type.instance).columnMetadata(utf8Column),
 +                                           jdbcSparseCFMD(ks1, "JdbcInteger", IntegerType.instance).addColumnDefinition(integerColumn(ks1, "JdbcInteger")),
 +                                           jdbcSparseCFMD(ks1, "JdbcUtf8", UTF8Type.instance).addColumnDefinition(utf8Column(ks1, "JdbcUtf8")),
                                             jdbcCFMD(ks1, "JdbcLong", LongType.instance),
                                             jdbcCFMD(ks1, "JdbcBytes", bytes),
                                             jdbcCFMD(ks1, "JdbcAscii", AsciiType.instance),
@@@ -165,10 -216,17 +166,14 @@@
                                             standardCFMD(ks1, "legacyleveled")
                                                                                 .compactionStrategyClass(LeveledCompactionStrategy.class)
                                                                                 .compactionStrategyOptions(leveledOptions),
 +                                           standardCFMD(ks1, "StandardLowIndexInterval").minIndexInterval(8)
 +                                                                                        .maxIndexInterval(256)
-                                                                                         .caching(CachingOptions.NONE)));
++                                                                                        .caching(CachingOptions.NONE),
 +
+                                            standardCFMD(ks1, "UUIDKeys").keyValidator(UUIDType.instance),
 -                                           new CFMetaData(ks1,
 -                                                          "MixedTypes",
 -                                                          st,
 -                                                          LongType.instance,
 -                                                          null).keyValidator(UUIDType.instance).defaultValidator(BooleanType.instance),
 -                                           new CFMetaData(ks1,
 -                                                          "MixedTypesComposite",
 -                                                          st,
 -                                                          composite,
 -                                                          null).keyValidator(composite).defaultValidator(BooleanType.instance)));
++                                           CFMetaData.denseCFMetaData(ks1, "MixedTypes", LongType.instance).keyValidator(UUIDType.instance).defaultValidator(BooleanType.instance),
++                                           CFMetaData.denseCFMetaData(ks1, "MixedTypesComposite", composite).keyValidator(composite).defaultValidator(BooleanType.instance)
++        ));
  
          // Keyspace 2
          schema.add(KSMetaData.testMetadata(ks2,

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/test/unit/org/apache/cassandra/db/ScrubTest.java
----------------------------------------------------------------------
diff --cc test/unit/org/apache/cassandra/db/ScrubTest.java
index ebdce0e,23e9381..b8c7980
--- a/test/unit/org/apache/cassandra/db/ScrubTest.java
+++ b/test/unit/org/apache/cassandra/db/ScrubTest.java
@@@ -273,4 -278,63 +279,63 @@@ public class ScrubTest extends SchemaLo
          cfs.forceBlockingFlush();
      }
  
+     @Test
+     public void testScrubColumnValidation() throws InterruptedException, RequestExecutionException, ExecutionException
+     {
+         QueryProcessor.process("CREATE TABLE \"Keyspace1\".test_compact_static_columns (a bigint, b timeuuid, c boolean static, d text, PRIMARY KEY (a, b))", ConsistencyLevel.ONE);
+ 
+         Keyspace keyspace = Keyspace.open("Keyspace1");
+         ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("test_compact_static_columns");
+ 
+         QueryProcessor.processInternal("INSERT INTO \"Keyspace1\".test_compact_static_columns (a, b, c, d) VALUES (123, c3db07e8-b602-11e3-bc6b-e0b9a54a6d93, true, 'foobar')");
+         cfs.forceBlockingFlush();
+         CompactionManager.instance.performScrub(cfs, false);
+     }
+ 
+     /**
+      * Tests CASSANDRA-6892 (key aliases being used improperly for validation)
+      */
+     @Test
+     public void testColumnNameEqualToDefaultKeyAlias() throws ExecutionException, InterruptedException
+     {
+         Keyspace keyspace = Keyspace.open("Keyspace1");
+         ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("UUIDKeys");
+ 
 -        ColumnFamily cf = TreeMapBackedSortedColumns.factory.create("Keyspace1", "UUIDKeys");
++        ColumnFamily cf = ArrayBackedSortedColumns.factory.create("Keyspace1", "UUIDKeys");
+         cf.addColumn(column(CFMetaData.DEFAULT_KEY_ALIAS, "not a uuid", 1L));
 -        RowMutation rm = new RowMutation("Keyspace1", ByteBufferUtil.bytes(UUIDGen.getTimeUUID()), cf);
 -        rm.applyUnsafe();
++        Mutation mutation = new Mutation("Keyspace1", ByteBufferUtil.bytes(UUIDGen.getTimeUUID()), cf);
++        mutation.applyUnsafe();
+         cfs.forceBlockingFlush();
+         CompactionManager.instance.performScrub(cfs, false);
+ 
+         assertEquals(1, cfs.getSSTables().size());
+     }
+ 
+     /**
+      * For CASSANDRA-6892 too, check that for a compact table with one cluster column, we can insert whatever
+      * we want as value for the clustering column, including something that would conflict with a CQL column definition.
+      */
+     @Test
+     public void testValidationCompactStorage() throws Exception
+     {
+         QueryProcessor.process("CREATE TABLE \"Keyspace1\".test_compact_dynamic_columns (a int, b text, c text, PRIMARY KEY (a, b)) WITH COMPACT STORAGE", ConsistencyLevel.ONE);
+ 
+         Keyspace keyspace = Keyspace.open("Keyspace1");
+         ColumnFamilyStore cfs = keyspace.getColumnFamilyStore("test_compact_dynamic_columns");
+ 
+         QueryProcessor.processInternal("INSERT INTO \"Keyspace1\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'a', 'foo')");
+         QueryProcessor.processInternal("INSERT INTO \"Keyspace1\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'b', 'bar')");
+         QueryProcessor.processInternal("INSERT INTO \"Keyspace1\".test_compact_dynamic_columns (a, b, c) VALUES (0, 'c', 'boo')");
+         cfs.forceBlockingFlush();
+         CompactionManager.instance.performScrub(cfs, true);
+ 
+         // Scrub is silent, but it will remove broken records. So reading everything back to make sure nothing to "scrubbed away"
+         UntypedResultSet rs = QueryProcessor.processInternal("SELECT * FROM \"Keyspace1\".test_compact_dynamic_columns");
+         assertEquals(3, rs.size());
+ 
+         Iterator<UntypedResultSet.Row> iter = rs.iterator();
+         assertEquals("foo", iter.next().getString("c"));
+         assertEquals("bar", iter.next().getString("c"));
+         assertEquals("boo", iter.next().getString("c"));
+     }
  }

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/test/unit/org/apache/cassandra/thrift/ThriftValidationTest.java
----------------------------------------------------------------------
diff --cc test/unit/org/apache/cassandra/thrift/ThriftValidationTest.java
index 05ac588,0e8bbb8..1d47c18
--- a/test/unit/org/apache/cassandra/thrift/ThriftValidationTest.java
+++ b/test/unit/org/apache/cassandra/thrift/ThriftValidationTest.java
@@@ -46,10 -51,10 +51,10 @@@ public class ThriftValidationTest exten
      }
  
      @Test
-     public void testColumnNameEqualToKeyAlias()
+     public void testColumnNameEqualToKeyAlias() throws org.apache.cassandra.exceptions.InvalidRequestException
      {
          CFMetaData metaData = Schema.instance.getCFMetaData("Keyspace1", "Standard1");
 -        CFMetaData newMetadata = metaData.clone();
 +        CFMetaData newMetadata = metaData.copy();
  
          boolean gotException = false;
  
@@@ -57,7 -62,7 +62,7 @@@
          // should not throw IRE here
          try
          {
-             newMetadata.addColumnDefinition(ColumnDefinition.partitionKeyDef(metaData, AsciiType.instance.decompose("id"), UTF8Type.instance, null));
 -            newMetadata.addColumnDefinition(ColumnDefinition.partitionKeyDef(AsciiType.instance.decompose("id"), LongType.instance, null));
++            newMetadata.addColumnDefinition(ColumnDefinition.partitionKeyDef(metaData, AsciiType.instance.decompose("id"), LongType.instance, null));
              newMetadata.validate();
          }
          catch (ConfigurationException e)
@@@ -73,7 -78,7 +78,7 @@@
          // add a column with name = "id"
          try
          {
-             newMetadata.addColumnDefinition(ColumnDefinition.regularDef(metaData, ByteBufferUtil.bytes("id"), UTF8Type.instance, null));
 -            newMetadata.addColumnDefinition(ColumnDefinition.regularDef(ByteBufferUtil.bytes("id"), LongType.instance, null));
++            newMetadata.addColumnDefinition(ColumnDefinition.regularDef(metaData, ByteBufferUtil.bytes("id"), LongType.instance, null));
              newMetadata.validate();
          }
          catch (ConfigurationException e)
@@@ -82,6 -87,44 +87,44 @@@
          }
  
          assert gotException : "expected ConfigurationException but not received.";
+ 
+         // make sure the key alias does not affect validation of columns with the same name (CASSANDRA-6892)
+         Column column = new Column(ByteBufferUtil.bytes("id"));
+         column.setValue(ByteBufferUtil.bytes("not a long"));
+         column.setTimestamp(1234);
 -        ThriftValidation.validateColumnData(newMetadata, column, false);
++        ThriftValidation.validateColumnData(newMetadata, null, column);
+     }
+ 
+     @Test
+     public void testColumnNameEqualToDefaultKeyAlias() throws org.apache.cassandra.exceptions.InvalidRequestException
+     {
+         CFMetaData metaData = Schema.instance.getCFMetaData("Keyspace1", "UUIDKeys");
+         ColumnDefinition definition = metaData.getColumnDefinition(ByteBufferUtil.bytes(CFMetaData.DEFAULT_KEY_ALIAS));
+         assertNotNull(definition);
 -        assertEquals(ColumnDefinition.Type.PARTITION_KEY, definition.type);
++        assertEquals(ColumnDefinition.Kind.PARTITION_KEY, definition.type);
+ 
+         // make sure the key alias does not affect validation of columns with the same name (CASSANDRA-6892)
+         Column column = new Column(ByteBufferUtil.bytes(CFMetaData.DEFAULT_KEY_ALIAS));
+         column.setValue(ByteBufferUtil.bytes("not a uuid"));
+         column.setTimestamp(1234);
 -        ThriftValidation.validateColumnData(metaData, column, false);
++        ThriftValidation.validateColumnData(metaData, null, column);
+ 
+         IndexExpression expression = new IndexExpression(ByteBufferUtil.bytes(CFMetaData.DEFAULT_KEY_ALIAS), IndexOperator.EQ, ByteBufferUtil.bytes("a"));
+         ThriftValidation.validateFilterClauses(metaData, Arrays.asList(expression));
+     }
+ 
+     @Test
+     public void testColumnNameEqualToDefaultColumnAlias() throws org.apache.cassandra.exceptions.InvalidRequestException
+     {
+         CFMetaData metaData = Schema.instance.getCFMetaData("Keyspace1", "StandardLong3");
+         ColumnDefinition definition = metaData.getColumnDefinition(ByteBufferUtil.bytes(CFMetaData.DEFAULT_COLUMN_ALIAS + 1));
+         assertNotNull(definition);
+ 
+         // make sure the column alias does not affect validation of columns with the same name (CASSANDRA-6892)
+         Column column = new Column(ByteBufferUtil.bytes(CFMetaData.DEFAULT_COLUMN_ALIAS + 1));
+         column.setValue(ByteBufferUtil.bytes("not a long"));
+         column.setTimestamp(1234);
 -        ThriftValidation.validateColumnData(metaData, column, false);
++        ThriftValidation.validateColumnData(metaData, null, column);
      }
  
      @Test

http://git-wip-us.apache.org/repos/asf/cassandra/blob/8afe1090/test/unit/org/apache/cassandra/tools/SSTableExportTest.java
----------------------------------------------------------------------
diff --cc test/unit/org/apache/cassandra/tools/SSTableExportTest.java
index b74ba1a,d0ab6a2..454600d
--- a/test/unit/org/apache/cassandra/tools/SSTableExportTest.java
+++ b/test/unit/org/apache/cassandra/tools/SSTableExportTest.java
@@@ -38,8 -43,9 +40,9 @@@ import org.apache.cassandra.db.marshal.
  import org.apache.cassandra.io.sstable.Descriptor;
  import org.apache.cassandra.io.sstable.SSTableReader;
  import org.apache.cassandra.io.sstable.SSTableWriter;
 +import org.apache.cassandra.service.ActiveRepairService;
  import org.apache.cassandra.utils.ByteBufferUtil;
 -import org.apache.cassandra.utils.FBUtilities;
+ import org.apache.cassandra.utils.UUIDGen;
  import org.json.simple.JSONArray;
  import org.json.simple.JSONObject;
  import org.json.simple.JSONValue;
@@@ -330,4 -336,36 +333,36 @@@ public class SSTableExportTest extends 
          assertEquals("column value did not match", ByteBufferUtil.bytes("val1"), hexToBytes((String) col2.get(1)));
  
      }
+ 
+     /**
+      * Tests CASSANDRA-6892 (key aliases being used improperly for validation)
+      */
+     @Test
+     public void testColumnNameEqualToDefaultKeyAlias() throws IOException, ParseException
+     {
+         File tempSS = tempSSTableFile("Keyspace1", "UUIDKeys");
 -        ColumnFamily cfamily = TreeMapBackedSortedColumns.factory.create("Keyspace1", "UUIDKeys");
 -        SSTableWriter writer = new SSTableWriter(tempSS.getPath(), 2);
++        ColumnFamily cfamily = ArrayBackedSortedColumns.factory.create("Keyspace1", "UUIDKeys");
++        SSTableWriter writer = new SSTableWriter(tempSS.getPath(), 2, ActiveRepairService.UNREPAIRED_SSTABLE);
+ 
+         // Add a row
+         cfamily.addColumn(column(CFMetaData.DEFAULT_KEY_ALIAS, "not a uuid", 1L));
+         writer.append(Util.dk(ByteBufferUtil.bytes(UUIDGen.getTimeUUID())), cfamily);
+ 
+         SSTableReader reader = writer.closeAndOpenReader();
+         // Export to JSON and verify
+         File tempJson = File.createTempFile("CFWithColumnNameEqualToDefaultKeyAlias", ".json");
+         SSTableExport.export(reader, new PrintStream(tempJson.getPath()), new String[0]);
+ 
+         JSONArray json = (JSONArray)JSONValue.parseWithException(new FileReader(tempJson));
+         assertEquals(1, json.size());
+ 
+         JSONObject row = (JSONObject)json.get(0);
+         JSONArray cols = (JSONArray) row.get("columns");
+         assertEquals(1, cols.size());
+ 
+         // check column name and value
+         JSONArray col = (JSONArray) cols.get(0);
+         assertEquals(CFMetaData.DEFAULT_KEY_ALIAS, ByteBufferUtil.string(hexToBytes((String) col.get(0))));
+         assertEquals("not a uuid", ByteBufferUtil.string(hexToBytes((String) col.get(1))));
+     }
  }