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Posted to commits@hive.apache.org by gu...@apache.org on 2014/08/08 23:11:30 UTC
svn commit: r1616879 -
/hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java
Author: gunther
Date: Fri Aug 8 21:11:29 2014
New Revision: 1616879
URL: http://svn.apache.org/r1616879
Log:
HIVE-7655: Reading of partitioned table stats slows down explain (Harish Butani via Gunther Hagleitner)
Modified:
hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java
Modified: hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java
URL: http://svn.apache.org/viewvc/hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java?rev=1616879&r1=1616878&r2=1616879&view=diff
==============================================================================
--- hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java (original)
+++ hive/branches/cbo/ql/src/java/org/apache/hadoop/hive/ql/optimizer/optiq/RelOptHiveTable.java Fri Aug 8 21:11:29 2014
@@ -99,7 +99,8 @@ public class RelOptHiveTable extends Rel
if (m_hiveTblMetadata.isPartitioned()) {
if (partitionList == null) {
try {
- List<Partition> parts = Hive.get().getPartitions(m_hiveTblMetadata);
+ List<Partition> parts = new ArrayList<Partition>(
+ Hive.get().getAllPartitionsOf(m_hiveTblMetadata));
List<Long> rowCounts = StatsUtils.getBasicStatForPartitions(
m_hiveTblMetadata, parts, StatsSetupConst.ROW_COUNT);
m_rowCount = StatsUtils.getSumIgnoreNegatives(rowCounts);