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From b...@apache.org
Subject incubator-parquet-format git commit: PARQUET-188: Add ColumnChunk metadata order to the spec.
Date Mon, 09 Mar 2015 20:10:57 GMT
Repository: incubator-parquet-format
Updated Branches:
  refs/heads/master 0e2e0a469 -> ce4de847a


PARQUET-188: Add ColumnChunk metadata order to the spec.

As discussed on PARQUET-188, this updates the file format spec to state that the column metadata
order should match the schema column order.

Author: Ryan Blue <blue@apache.org>

Closes #22 from rdblue/PARQUET-188-specify-column-metadata-order and squashes the following
commits:

af8334f [Ryan Blue] PARQUET-188: Add ColumnChunk metadata order to the spec.


Project: http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/commit/ce4de847
Tree: http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/tree/ce4de847
Diff: http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/diff/ce4de847

Branch: refs/heads/master
Commit: ce4de847a5ad09974232827e656ecd990ad1b2f6
Parents: 0e2e0a4
Author: Ryan Blue <blue@apache.org>
Authored: Mon Mar 9 13:10:51 2015 -0700
Committer: Ryan Blue <blue@apache.org>
Committed: Mon Mar 9 13:10:51 2015 -0700

----------------------------------------------------------------------
 src/thrift/parquet.thrift | 3 +++
 1 file changed, 3 insertions(+)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/blob/ce4de847/src/thrift/parquet.thrift
----------------------------------------------------------------------
diff --git a/src/thrift/parquet.thrift b/src/thrift/parquet.thrift
index a5feaa2..45dccce 100644
--- a/src/thrift/parquet.thrift
+++ b/src/thrift/parquet.thrift
@@ -509,6 +509,9 @@ struct ColumnChunk {
 }
 
 struct RowGroup {
+  /** Metadata for each column chunk in this row group.
+   * This list must have the same order as the SchemaElement list in FileMetaData.
+   **/
   1: required list<ColumnChunk> columns
 
   /** Total byte size of all the uncompressed column data in this row group **/


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