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https://issues.apache.org/jira/browse/HIVE-27031?focusedWorklogId=844909&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-844909
]
ASF GitHub Bot logged work on HIVE-27031:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 11/Feb/23 06:15
Start Date: 11/Feb/23 06:15
Worklog Time Spent: 10m
Work Description: ayushtkn commented on code in PR #4026:
URL: https://github.com/apache/hive/pull/4026#discussion_r1103540277
##########
ql/src/java/org/apache/hadoop/hive/ql/parse/UpdateDeleteSemanticAnalyzer.java:
##########
@@ -145,11 +162,21 @@ private void reparseAndSuperAnalyze(ASTNode tree, Table
mTable, ASTNode tabNameN
where = (ASTNode)children.get(whereIndex);
assert where.getToken().getType() == HiveParser.TOK_WHERE :
"Expected where clause, but found " + where.getName();
- }
- // Add a sort by clause so that the row ids come out in the correct order
- appendSortBy(rewrittenQueryStr, columnAppender.getSortKeys());
+ if (shouldOverwrite) {
+ assert where.getChildCount() < 2 : "Overwrite mode not supported with
more than 1 children in where clause.";
+ for (int i = 0; i < where.getChildCount(); i++) {
+ ASTNode node = new ASTNode(new CommonToken(HiveParser.KW_NOT, "!"));
Review Comment:
Added a test
Issue Time Tracking
-------------------
Worklog Id: (was: 844909)
Time Spent: 3h (was: 2h 50m)
> Iceberg: Implement Copy-On-Write for Delete Queries
> ---------------------------------------------------
>
> Key: HIVE-27031
> URL: https://issues.apache.org/jira/browse/HIVE-27031
> Project: Hive
> Issue Type: Sub-task
> Reporter: Ayush Saxena
> Assignee: Ayush Saxena
> Priority: Major
> Labels: pull-request-available
> Time Spent: 3h
> Remaining Estimate: 0h
>
> Implement copy on write mode for deletes for iceberg tables
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