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Revision 1195577

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Author:	heyongqiang
Date:	Mon Oct 31 17:30:21 2011 UTC (12 years, 6 months ago)
Changed paths:	16
Log Message:	HIVE-1003: optimize metadata only queries (Marcin Kurczych, Namit Jain via He Yongqiang)

Changed paths

Path	Details
hive/trunk/common/src/java/org/apache/hadoop/hive/conf/HiveConf.java	modified , text changed
hive/trunk/jdbc/src/java/org/apache/hadoop/hive/jdbc/HiveDatabaseMetaData.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/ExecDriver.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/MapRedTask.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/MapredLocalTask.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/exec/Task.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/io/OneNullRowInputFormat.java	added
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/physical/MetadataOnlyOptimizer.java	added
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/optimizer/physical/PhysicalOptimizer.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/plan/GroupByDesc.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/UDFType.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDAFMax.java	modified , text changed
hive/trunk/ql/src/java/org/apache/hadoop/hive/ql/udf/generic/GenericUDAFMin.java	modified , text changed
hive/trunk/ql/src/test/queries/clientpositive/metadataonly1.q	added
hive/trunk/ql/src/test/results/clientpositive/metadataonly1.q.out	added
hive/trunk/serde/src/java/org/apache/hadoop/hive/serde2/NullStructSerDe.java	added

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