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Posted to commits@cassandra.apache.org by st...@apache.org on 2016/09/12 09:00:24 UTC

[1/3] cassandra git commit: Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound

Repository: cassandra
Updated Branches:
  refs/heads/cassandra-3.0 932f3ebbe -> d600f51ee
  refs/heads/trunk 4354db24c -> 64f12ab2c


Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound

patch by Stefania Alborghetti and Sylvain Lebresne; reviewed by Tyler Hobbs and
Sylvain Lebresne for CASSANDRA-12423


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/d600f51e
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/d600f51e
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/d600f51e

Branch: refs/heads/cassandra-3.0
Commit: d600f51ee1a3eb7b30ce3c409129567b70c22012
Parents: 932f3eb
Author: Stefania Alborghetti <st...@datastax.com>
Authored: Tue Aug 30 16:08:09 2016 +0800
Committer: Stefania Alborghetti <st...@datastax.com>
Committed: Mon Sep 12 16:56:30 2016 +0800

----------------------------------------------------------------------
 CHANGES.txt                                     |  1 +
 .../org/apache/cassandra/db/LegacyLayout.java   | 64 +++++++++++---------
 .../cassandra/db/marshal/CompositeType.java     | 26 --------
 3 files changed, 37 insertions(+), 54 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index 459d591..f0ec3e3 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 3.0.9
+ * Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound (CASSANDRA-12423)
  * Fix paging for 2.x to 3.x upgrades (CASSANDRA-11195)
  * select_distinct_with_deletions_test failing on non-vnode environments (CASSANDRA-11126)
  * Stack Overflow returned to queries while upgrading (CASSANDRA-12527)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/src/java/org/apache/cassandra/db/LegacyLayout.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/LegacyLayout.java b/src/java/org/apache/cassandra/db/LegacyLayout.java
index 65f9d3f..c8e7536 100644
--- a/src/java/org/apache/cassandra/db/LegacyLayout.java
+++ b/src/java/org/apache/cassandra/db/LegacyLayout.java
@@ -186,41 +186,49 @@ public abstract class LegacyLayout
         if (!bound.hasRemaining())
             return isStart ? LegacyBound.BOTTOM : LegacyBound.TOP;
 
-        List<CompositeType.CompositeComponent> components = metadata.isCompound()
-                                                          ? CompositeType.deconstruct(bound)
-                                                          : Collections.singletonList(new CompositeType.CompositeComponent(bound, (byte) 0));
-
-        // Either it's a prefix of the clustering, or it's the bound of a collection range tombstone (and thus has
-        // the collection column name)
-        assert components.size() <= metadata.comparator.size() || (!metadata.isCompactTable() && components.size() == metadata.comparator.size() + 1);
-
-        List<CompositeType.CompositeComponent> prefix = components.size() <= metadata.comparator.size()
-                                                      ? components
-                                                      : components.subList(0, metadata.comparator.size());
-        Slice.Bound.Kind boundKind;
+        if (!metadata.isCompound())
+        {
+            // The non compound case is a lot easier, in that there is no EOC nor collection to worry about, so dealing
+            // with that first.
+            return new LegacyBound(isStart ? Slice.Bound.inclusiveStartOf(bound) : Slice.Bound.inclusiveEndOf(bound), false, null);
+        }
+
+        int clusteringSize = metadata.comparator.size();
+
+        List<ByteBuffer> components = CompositeType.splitName(bound);
+        byte eoc = CompositeType.lastEOC(bound);
+
+        // There can be  more components than the clustering size only in the case this is the bound of a collection
+        // range tombstone. In which case, there is exactly one more component, and that component is the name of the
+        // collection being selected/deleted.
+        assert components.size() <= clusteringSize || (!metadata.isCompactTable() && components.size() == clusteringSize + 1);
+
+        ColumnDefinition collectionName = null;
+        if (components.size() > clusteringSize)
+            collectionName = metadata.getColumnDefinition(components.remove(clusteringSize));
+
+        boolean isInclusive;
         if (isStart)
         {
-            if (components.get(components.size() - 1).eoc > 0)
-                boundKind = Slice.Bound.Kind.EXCL_START_BOUND;
-            else
-                boundKind = Slice.Bound.Kind.INCL_START_BOUND;
+            isInclusive = eoc <= 0;
         }
         else
         {
-            if (components.get(components.size() - 1).eoc < 0)
-                boundKind = Slice.Bound.Kind.EXCL_END_BOUND;
-            else
-                boundKind = Slice.Bound.Kind.INCL_END_BOUND;
-        }
+            isInclusive = eoc >= 0;
 
-        ByteBuffer[] prefixValues = new ByteBuffer[prefix.size()];
-        for (int i = 0; i < prefix.size(); i++)
-            prefixValues[i] = prefix.get(i).value;
-        Slice.Bound sb = Slice.Bound.create(boundKind, prefixValues);
+            // for an end bound, if we only have a prefix of all the components and the final EOC is zero,
+            // then it should only match up to the prefix but no further, that is, it is an inclusive bound
+            // of the exact prefix but an exclusive bound of anything beyond it, so adding an empty
+            // composite value ensures this behavior, see CASSANDRA-12423 for more details
+            if (eoc == 0 && components.size() < clusteringSize)
+            {
+                components.add(ByteBufferUtil.EMPTY_BYTE_BUFFER);
+                isInclusive = false;
+            }
+        }
 
-        ColumnDefinition collectionName = components.size() == metadata.comparator.size() + 1
-                                        ? metadata.getColumnDefinition(components.get(metadata.comparator.size()).value)
-                                        : null;
+        Slice.Bound.Kind boundKind = Slice.Bound.boundKind(isStart, isInclusive);
+        Slice.Bound sb = Slice.Bound.create(boundKind, components.toArray(new ByteBuffer[components.size()]));
         return new LegacyBound(sb, metadata.isCompound() && CompositeType.isStaticName(bound), collectionName);
     }
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/src/java/org/apache/cassandra/db/marshal/CompositeType.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/marshal/CompositeType.java b/src/java/org/apache/cassandra/db/marshal/CompositeType.java
index d005fd7..52d6d39 100644
--- a/src/java/org/apache/cassandra/db/marshal/CompositeType.java
+++ b/src/java/org/apache/cassandra/db/marshal/CompositeType.java
@@ -227,32 +227,6 @@ public class CompositeType extends AbstractCompositeType
         return null;
     }
 
-    public static class CompositeComponent
-    {
-        public ByteBuffer value;
-        public byte eoc;
-
-        public CompositeComponent(ByteBuffer value, byte eoc)
-        {
-            this.value = value;
-            this.eoc = eoc;
-        }
-    }
-
-    public static List<CompositeComponent> deconstruct(ByteBuffer bytes)
-    {
-        List<CompositeComponent> list = new ArrayList<>();
-        ByteBuffer bb = bytes.duplicate();
-        readStatic(bb);
-        while (bb.remaining() > 0)
-        {
-            ByteBuffer value = ByteBufferUtil.readBytesWithShortLength(bb);
-            byte eoc = bb.get();
-            list.add(new CompositeComponent(value, eoc));
-        }
-        return list;
-    }
-
     // Extract CQL3 column name from the full column name.
     public ByteBuffer extractLastComponent(ByteBuffer bb)
     {


[2/3] cassandra git commit: Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound

Posted by st...@apache.org.
Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound

patch by Stefania Alborghetti and Sylvain Lebresne; reviewed by Tyler Hobbs and
Sylvain Lebresne for CASSANDRA-12423


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/d600f51e
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/d600f51e
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/d600f51e

Branch: refs/heads/trunk
Commit: d600f51ee1a3eb7b30ce3c409129567b70c22012
Parents: 932f3eb
Author: Stefania Alborghetti <st...@datastax.com>
Authored: Tue Aug 30 16:08:09 2016 +0800
Committer: Stefania Alborghetti <st...@datastax.com>
Committed: Mon Sep 12 16:56:30 2016 +0800

----------------------------------------------------------------------
 CHANGES.txt                                     |  1 +
 .../org/apache/cassandra/db/LegacyLayout.java   | 64 +++++++++++---------
 .../cassandra/db/marshal/CompositeType.java     | 26 --------
 3 files changed, 37 insertions(+), 54 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/CHANGES.txt
----------------------------------------------------------------------
diff --git a/CHANGES.txt b/CHANGES.txt
index 459d591..f0ec3e3 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 3.0.9
+ * Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound (CASSANDRA-12423)
  * Fix paging for 2.x to 3.x upgrades (CASSANDRA-11195)
  * select_distinct_with_deletions_test failing on non-vnode environments (CASSANDRA-11126)
  * Stack Overflow returned to queries while upgrading (CASSANDRA-12527)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/src/java/org/apache/cassandra/db/LegacyLayout.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/LegacyLayout.java b/src/java/org/apache/cassandra/db/LegacyLayout.java
index 65f9d3f..c8e7536 100644
--- a/src/java/org/apache/cassandra/db/LegacyLayout.java
+++ b/src/java/org/apache/cassandra/db/LegacyLayout.java
@@ -186,41 +186,49 @@ public abstract class LegacyLayout
         if (!bound.hasRemaining())
             return isStart ? LegacyBound.BOTTOM : LegacyBound.TOP;
 
-        List<CompositeType.CompositeComponent> components = metadata.isCompound()
-                                                          ? CompositeType.deconstruct(bound)
-                                                          : Collections.singletonList(new CompositeType.CompositeComponent(bound, (byte) 0));
-
-        // Either it's a prefix of the clustering, or it's the bound of a collection range tombstone (and thus has
-        // the collection column name)
-        assert components.size() <= metadata.comparator.size() || (!metadata.isCompactTable() && components.size() == metadata.comparator.size() + 1);
-
-        List<CompositeType.CompositeComponent> prefix = components.size() <= metadata.comparator.size()
-                                                      ? components
-                                                      : components.subList(0, metadata.comparator.size());
-        Slice.Bound.Kind boundKind;
+        if (!metadata.isCompound())
+        {
+            // The non compound case is a lot easier, in that there is no EOC nor collection to worry about, so dealing
+            // with that first.
+            return new LegacyBound(isStart ? Slice.Bound.inclusiveStartOf(bound) : Slice.Bound.inclusiveEndOf(bound), false, null);
+        }
+
+        int clusteringSize = metadata.comparator.size();
+
+        List<ByteBuffer> components = CompositeType.splitName(bound);
+        byte eoc = CompositeType.lastEOC(bound);
+
+        // There can be  more components than the clustering size only in the case this is the bound of a collection
+        // range tombstone. In which case, there is exactly one more component, and that component is the name of the
+        // collection being selected/deleted.
+        assert components.size() <= clusteringSize || (!metadata.isCompactTable() && components.size() == clusteringSize + 1);
+
+        ColumnDefinition collectionName = null;
+        if (components.size() > clusteringSize)
+            collectionName = metadata.getColumnDefinition(components.remove(clusteringSize));
+
+        boolean isInclusive;
         if (isStart)
         {
-            if (components.get(components.size() - 1).eoc > 0)
-                boundKind = Slice.Bound.Kind.EXCL_START_BOUND;
-            else
-                boundKind = Slice.Bound.Kind.INCL_START_BOUND;
+            isInclusive = eoc <= 0;
         }
         else
         {
-            if (components.get(components.size() - 1).eoc < 0)
-                boundKind = Slice.Bound.Kind.EXCL_END_BOUND;
-            else
-                boundKind = Slice.Bound.Kind.INCL_END_BOUND;
-        }
+            isInclusive = eoc >= 0;
 
-        ByteBuffer[] prefixValues = new ByteBuffer[prefix.size()];
-        for (int i = 0; i < prefix.size(); i++)
-            prefixValues[i] = prefix.get(i).value;
-        Slice.Bound sb = Slice.Bound.create(boundKind, prefixValues);
+            // for an end bound, if we only have a prefix of all the components and the final EOC is zero,
+            // then it should only match up to the prefix but no further, that is, it is an inclusive bound
+            // of the exact prefix but an exclusive bound of anything beyond it, so adding an empty
+            // composite value ensures this behavior, see CASSANDRA-12423 for more details
+            if (eoc == 0 && components.size() < clusteringSize)
+            {
+                components.add(ByteBufferUtil.EMPTY_BYTE_BUFFER);
+                isInclusive = false;
+            }
+        }
 
-        ColumnDefinition collectionName = components.size() == metadata.comparator.size() + 1
-                                        ? metadata.getColumnDefinition(components.get(metadata.comparator.size()).value)
-                                        : null;
+        Slice.Bound.Kind boundKind = Slice.Bound.boundKind(isStart, isInclusive);
+        Slice.Bound sb = Slice.Bound.create(boundKind, components.toArray(new ByteBuffer[components.size()]));
         return new LegacyBound(sb, metadata.isCompound() && CompositeType.isStaticName(bound), collectionName);
     }
 

http://git-wip-us.apache.org/repos/asf/cassandra/blob/d600f51e/src/java/org/apache/cassandra/db/marshal/CompositeType.java
----------------------------------------------------------------------
diff --git a/src/java/org/apache/cassandra/db/marshal/CompositeType.java b/src/java/org/apache/cassandra/db/marshal/CompositeType.java
index d005fd7..52d6d39 100644
--- a/src/java/org/apache/cassandra/db/marshal/CompositeType.java
+++ b/src/java/org/apache/cassandra/db/marshal/CompositeType.java
@@ -227,32 +227,6 @@ public class CompositeType extends AbstractCompositeType
         return null;
     }
 
-    public static class CompositeComponent
-    {
-        public ByteBuffer value;
-        public byte eoc;
-
-        public CompositeComponent(ByteBuffer value, byte eoc)
-        {
-            this.value = value;
-            this.eoc = eoc;
-        }
-    }
-
-    public static List<CompositeComponent> deconstruct(ByteBuffer bytes)
-    {
-        List<CompositeComponent> list = new ArrayList<>();
-        ByteBuffer bb = bytes.duplicate();
-        readStatic(bb);
-        while (bb.remaining() > 0)
-        {
-            ByteBuffer value = ByteBufferUtil.readBytesWithShortLength(bb);
-            byte eoc = bb.get();
-            list.add(new CompositeComponent(value, eoc));
-        }
-        return list;
-    }
-
     // Extract CQL3 column name from the full column name.
     public ByteBuffer extractLastComponent(ByteBuffer bb)
     {


[3/3] cassandra git commit: Merge branch 'cassandra-3.0' into trunk

Posted by st...@apache.org.
Merge branch 'cassandra-3.0' into trunk


Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo
Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/64f12ab2
Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/64f12ab2
Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/64f12ab2

Branch: refs/heads/trunk
Commit: 64f12ab2c82aea80bb8afdc0bf6b72fa706c0ff5
Parents: 4354db2 d600f51
Author: Stefania Alborghetti <st...@datastax.com>
Authored: Mon Sep 12 16:57:03 2016 +0800
Committer: Stefania Alborghetti <st...@datastax.com>
Committed: Mon Sep 12 16:58:08 2016 +0800

----------------------------------------------------------------------
 CHANGES.txt                                     |  1 +
 .../org/apache/cassandra/db/LegacyLayout.java   | 66 +++++++++++---------
 .../cassandra/db/marshal/CompositeType.java     | 26 --------
 3 files changed, 38 insertions(+), 55 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/cassandra/blob/64f12ab2/CHANGES.txt
----------------------------------------------------------------------
diff --cc CHANGES.txt
index 520a338,f0ec3e3..3ab144e
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@@ -1,64 -1,6 +1,65 @@@
 -3.0.9
 +3.10
 + * Fix Cassandra Stress reporting thread model and precision (CASSANDRA-12585)
 + * Add JMH benchmarks.jar (CASSANDRA-12586)
 + * Add row offset support to SASI (CASSANDRA-11990)
 + * Cleanup uses of AlterTableStatementColumn (CASSANDRA-12567)
 + * Add keep-alive to streaming (CASSANDRA-11841)
 + * Tracing payload is passed through newSession(..) (CASSANDRA-11706)
 + * avoid deleting non existing sstable files and improve related log messages (CASSANDRA-12261)
 + * json/yaml output format for nodetool compactionhistory (CASSANDRA-12486)
 + * Retry all internode messages once after a connection is
 +   closed and reopened (CASSANDRA-12192)
 + * Add support to rebuild from targeted replica (CASSANDRA-9875)
 + * Add sequence distribution type to cassandra stress (CASSANDRA-12490)
 + * "SELECT * FROM foo LIMIT ;" does not error out (CASSANDRA-12154)
 + * Define executeLocally() at the ReadQuery Level (CASSANDRA-12474)
 + * Extend read/write failure messages with a map of replica addresses
 +   to error codes in the v5 native protocol (CASSANDRA-12311)
 + * Fix rebuild of SASI indexes with existing index files (CASSANDRA-12374)
 + * Let DatabaseDescriptor not implicitly startup services (CASSANDRA-9054, 12550)
 + * Fix clustering indexes in presence of static columns in SASI (CASSANDRA-12378)
 + * Fix queries on columns with reversed type on SASI indexes (CASSANDRA-12223)
 + * Added slow query log (CASSANDRA-12403)
 + * Count full coordinated request against timeout (CASSANDRA-12256)
 + * Allow TTL with null value on insert and update (CASSANDRA-12216)
 + * Make decommission operation resumable (CASSANDRA-12008)
 + * Add support to one-way targeted repair (CASSANDRA-9876)
 + * Remove clientutil jar (CASSANDRA-11635)
 + * Fix compaction throughput throttle (CASSANDRA-12366)
 + * Delay releasing Memtable memory on flush until PostFlush has finished running (CASSANDRA-12358)
 + * Cassandra stress should dump all setting on startup (CASSANDRA-11914)
 + * Make it possible to compact a given token range (CASSANDRA-10643)
 + * Allow updating DynamicEndpointSnitch properties via JMX (CASSANDRA-12179)
 + * Collect metrics on queries by consistency level (CASSANDRA-7384)
 + * Add support for GROUP BY to SELECT statement (CASSANDRA-10707)
 + * Deprecate memtable_cleanup_threshold and update default for memtable_flush_writers (CASSANDRA-12228)
 + * Upgrade to OHC 0.4.4 (CASSANDRA-12133)
 + * Add version command to cassandra-stress (CASSANDRA-12258)
 + * Create compaction-stress tool (CASSANDRA-11844)
 + * Garbage-collecting compaction operation and schema option (CASSANDRA-7019)
 + * Add beta protocol flag for v5 native protocol (CASSANDRA-12142)
 + * Support filtering on non-PRIMARY KEY columns in the CREATE
 +   MATERIALIZED VIEW statement's WHERE clause (CASSANDRA-10368)
 + * Unify STDOUT and SYSTEMLOG logback format (CASSANDRA-12004)
 + * COPY FROM should raise error for non-existing input files (CASSANDRA-12174)
 + * Faster write path (CASSANDRA-12269)
 + * Option to leave omitted columns in INSERT JSON unset (CASSANDRA-11424)
 + * Support json/yaml output in nodetool tpstats (CASSANDRA-12035)
 + * Expose metrics for successful/failed authentication attempts (CASSANDRA-10635)
 + * Prepend snapshot name with "truncated" or "dropped" when a snapshot
 +   is taken before truncating or dropping a table (CASSANDRA-12178)
 + * Optimize RestrictionSet (CASSANDRA-12153)
 + * cqlsh does not automatically downgrade CQL version (CASSANDRA-12150)
 + * Omit (de)serialization of state variable in UDAs (CASSANDRA-9613)
 + * Create a system table to expose prepared statements (CASSANDRA-8831)
 + * Reuse DataOutputBuffer from ColumnIndex (CASSANDRA-11970)
 + * Remove DatabaseDescriptor dependency from SegmentedFile (CASSANDRA-11580)
 + * Add supplied username to authentication error messages (CASSANDRA-12076)
 + * Remove pre-startup check for open JMX port (CASSANDRA-12074)
 + * Remove compaction Severity from DynamicEndpointSnitch (CASSANDRA-11738)
 + * Restore resumable hints delivery (CASSANDRA-11960)
 +Merged from 3.0:
+  * Handle composite prefixes with final EOC=0 as in 2.x and refactor LegacyLayout.decodeBound (CASSANDRA-12423)
 - * Fix paging for 2.x to 3.x upgrades (CASSANDRA-11195)
   * select_distinct_with_deletions_test failing on non-vnode environments (CASSANDRA-11126)
   * Stack Overflow returned to queries while upgrading (CASSANDRA-12527)
   * Fix legacy regex for temporary files from 2.2 (CASSANDRA-12565)

http://git-wip-us.apache.org/repos/asf/cassandra/blob/64f12ab2/src/java/org/apache/cassandra/db/LegacyLayout.java
----------------------------------------------------------------------
diff --cc src/java/org/apache/cassandra/db/LegacyLayout.java
index 4fdf28c,c8e7536..ab62a0e
--- a/src/java/org/apache/cassandra/db/LegacyLayout.java
+++ b/src/java/org/apache/cassandra/db/LegacyLayout.java
@@@ -187,47 -186,55 +187,55 @@@ public abstract class LegacyLayou
          if (!bound.hasRemaining())
              return isStart ? LegacyBound.BOTTOM : LegacyBound.TOP;
  
-         List<CompositeType.CompositeComponent> components = metadata.isCompound()
-                                                           ? CompositeType.deconstruct(bound)
-                                                           : Collections.singletonList(new CompositeType.CompositeComponent(bound, (byte) 0));
- 
-         // Either it's a prefix of the clustering, or it's the bound of a collection range tombstone (and thus has
-         // the collection column name)
-         assert components.size() <= metadata.comparator.size() || (!metadata.isCompactTable() && components.size() == metadata.comparator.size() + 1);
- 
-         List<CompositeType.CompositeComponent> prefix = components.size() <= metadata.comparator.size()
-                                                       ? components
-                                                       : components.subList(0, metadata.comparator.size());
-         ClusteringPrefix.Kind boundKind;
+         if (!metadata.isCompound())
+         {
+             // The non compound case is a lot easier, in that there is no EOC nor collection to worry about, so dealing
+             // with that first.
 -            return new LegacyBound(isStart ? Slice.Bound.inclusiveStartOf(bound) : Slice.Bound.inclusiveEndOf(bound), false, null);
++            return new LegacyBound(isStart ? ClusteringBound.inclusiveStartOf(bound) : ClusteringBound.inclusiveEndOf(bound), false, null);
+         }
+ 
+         int clusteringSize = metadata.comparator.size();
+ 
+         List<ByteBuffer> components = CompositeType.splitName(bound);
+         byte eoc = CompositeType.lastEOC(bound);
+ 
+         // There can be  more components than the clustering size only in the case this is the bound of a collection
+         // range tombstone. In which case, there is exactly one more component, and that component is the name of the
+         // collection being selected/deleted.
+         assert components.size() <= clusteringSize || (!metadata.isCompactTable() && components.size() == clusteringSize + 1);
+ 
+         ColumnDefinition collectionName = null;
+         if (components.size() > clusteringSize)
+             collectionName = metadata.getColumnDefinition(components.remove(clusteringSize));
+ 
+         boolean isInclusive;
          if (isStart)
          {
-             if (components.get(components.size() - 1).eoc > 0)
-                 boundKind = ClusteringPrefix.Kind.EXCL_START_BOUND;
-             else
-                 boundKind = ClusteringPrefix.Kind.INCL_START_BOUND;
+             isInclusive = eoc <= 0;
          }
          else
          {
-             if (components.get(components.size() - 1).eoc < 0)
-                 boundKind = ClusteringPrefix.Kind.EXCL_END_BOUND;
-             else
-                 boundKind = ClusteringPrefix.Kind.INCL_END_BOUND;
-         }
+             isInclusive = eoc >= 0;
  
-         ByteBuffer[] prefixValues = new ByteBuffer[prefix.size()];
-         for (int i = 0; i < prefix.size(); i++)
-             prefixValues[i] = prefix.get(i).value;
-         ClusteringBound sb = ClusteringBound.create(boundKind, prefixValues);
+             // for an end bound, if we only have a prefix of all the components and the final EOC is zero,
+             // then it should only match up to the prefix but no further, that is, it is an inclusive bound
+             // of the exact prefix but an exclusive bound of anything beyond it, so adding an empty
+             // composite value ensures this behavior, see CASSANDRA-12423 for more details
+             if (eoc == 0 && components.size() < clusteringSize)
+             {
+                 components.add(ByteBufferUtil.EMPTY_BYTE_BUFFER);
+                 isInclusive = false;
+             }
+         }
  
-         ColumnDefinition collectionName = components.size() == metadata.comparator.size() + 1
-                                         ? metadata.getColumnDefinition(components.get(metadata.comparator.size()).value)
-                                         : null;
 -        Slice.Bound.Kind boundKind = Slice.Bound.boundKind(isStart, isInclusive);
 -        Slice.Bound sb = Slice.Bound.create(boundKind, components.toArray(new ByteBuffer[components.size()]));
--        return new LegacyBound(sb, metadata.isCompound() && CompositeType.isStaticName(bound), collectionName);
++        ClusteringPrefix.Kind boundKind = ClusteringBound.boundKind(isStart, isInclusive);
++        ClusteringBound cb = ClusteringBound.create(boundKind, components.toArray(new ByteBuffer[components.size()]));
++        return new LegacyBound(cb, metadata.isCompound() && CompositeType.isStaticName(bound), collectionName);
      }
  
 -    public static ByteBuffer encodeBound(CFMetaData metadata, Slice.Bound bound, boolean isStart)
 +    public static ByteBuffer encodeBound(CFMetaData metadata, ClusteringBound bound, boolean isStart)
      {
 -        if (bound == Slice.Bound.BOTTOM || bound == Slice.Bound.TOP || metadata.comparator.size() == 0)
 +        if (bound == ClusteringBound.BOTTOM || bound == ClusteringBound.TOP || metadata.comparator.size() == 0)
              return ByteBufferUtil.EMPTY_BYTE_BUFFER;
  
          ClusteringPrefix clustering = bound.clustering();

http://git-wip-us.apache.org/repos/asf/cassandra/blob/64f12ab2/src/java/org/apache/cassandra/db/marshal/CompositeType.java
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