[Impala-ASF-CR] IMPALA-11565: Support IF NOT EXISTS in alter table add columns for kudu/iceberg table

["Baike Xia (Code Review)" <ge...@cloudera.org>]

Baike Xia has uploaded a new patch set (#11). ( http://gerrit.cloudera.org:8080/18953 )

Change subject: IMPALA-11565: Support IF NOT EXISTS in alter table add columns for kudu/iceberg table
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IMPALA-11565: Support IF NOT EXISTS in alter table add columns for kudu/iceberg table

Impala already supports IF NOT EXISTS in alter table add columns for
general hive table in IMPALA-7832, but not for kudu/iceberg table. This patch
try to add such semantics for kudu/iceberg table.

Testing:
- Updated E2E DDL tests

Change-Id: I82590e5372e881f2e81d4ed3dd0d32a2d3ddb517
---
M common/thrift/JniCatalog.thrift
M fe/src/main/java/org/apache/impala/analysis/AlterTableAddColsStmt.java
M fe/src/main/java/org/apache/impala/service/CatalogOpExecutor.java
M fe/src/test/java/org/apache/impala/analysis/AnalyzeKuduDDLTest.java
M testdata/workloads/functional-query/queries/QueryTest/iceberg-alter.test
M testdata/workloads/functional-query/queries/QueryTest/kudu_alter.test
6 files changed, 154 insertions(+), 13 deletions(-)


  git pull ssh://gerrit.cloudera.org:29418/Impala-ASF refs/changes/53/18953/11
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Gerrit-Project: Impala-ASF
Gerrit-Branch: master
Gerrit-MessageType: newpatchset
Gerrit-Change-Id: I82590e5372e881f2e81d4ed3dd0d32a2d3ddb517
Gerrit-Change-Number: 18953
Gerrit-PatchSet: 11
Gerrit-Owner: Baike Xia <xi...@163.com>
Gerrit-Reviewer: Baike Xia <xi...@163.com>
Gerrit-Reviewer: Impala Public Jenkins <im...@cloudera.com>
Gerrit-Reviewer: Jian Zhang <zj...@gmail.com>
Gerrit-Reviewer: Quanlong Huang <hu...@gmail.com>