Arnab Karmakar has uploaded this change for review. ( http://gerrit.cloudera.org:8080/23566
Change subject: IMPALA-14065: Support WHERE clause in SHOW PARTITIONS statement ...................................................................... IMPALA-14065: Support WHERE clause in SHOW PARTITIONS statement This patch extends the SHOW PARTITIONS statement to allow an optional WHERE clause that filters partitions based on partition column values. The implementation adds support for various comparison operators, IN lists, BETWEEN clauses, IS NULL, and logical AND/OR expressions involving partition columns. Non-partition columns, subqueries, and analytic expressions in the WHERE clause are not allowed and will result in an analysis error. New analyzer tests have been added under AnalyzeDDLTest#TestShowPartitions to verify correct parsing, semantic validation, and error handling for supported and unsupported cases. Testing: - Added new unit tests in AnalyzeDDLTest for valid and invalid WHERE clause cases. - Verified functional tests covering partition filtering behavior. Change-Id: I2e2a14aabcea3fb17083d4ad6f87b7861113f89e --- M common/thrift/Frontend.thrift M fe/src/main/cup/sql-parser.cup M fe/src/main/java/org/apache/impala/analysis/ShowStatsStmt.java M fe/src/main/java/org/apache/impala/catalog/FeFsTable.java M fe/src/main/java/org/apache/impala/service/Frontend.java M fe/src/main/java/org/apache/impala/service/JniFrontend.java M fe/src/test/java/org/apache/impala/analysis/AnalyzeDDLTest.java M fe/src/test/java/org/apache/impala/analysis/ParserTest.java M testdata/workloads/functional-query/queries/QueryTest/show-stats.test 9 files changed, 318 insertions(+), 5 deletions(-) git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/66/23566/1 -- To view, visit http://gerrit.cloudera.org:8080/23566 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: newchange Gerrit-Change-Id: I2e2a14aabcea3fb17083d4ad6f87b7861113f89e Gerrit-Change-Number: 23566 Gerrit-PatchSet: 1 Gerrit-Owner: Arnab Karmakar <[email protected]>
