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Posted to commits@parquet.apache.org by bl...@apache.org on 2015/03/09 21:10:57 UTC
incubator-parquet-format git commit: PARQUET-188: Add ColumnChunk
metadata order to the spec.
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 <bl...@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 <bl...@apache.org>
Authored: Mon Mar 9 13:10:51 2015 -0700
Committer: Ryan Blue <bl...@apache.org>
Committed: Mon Mar 9 13:10:51 2015 -0700
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src/thrift/parquet.thrift | 3 +++
1 file changed, 3 insertions(+)
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http://git-wip-us.apache.org/repos/asf/incubator-parquet-format/blob/ce4de847/src/thrift/parquet.thrift
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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 **/