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MDEV-5628: Assertion ! is_set()' or !is_set() || (m_status == DA_OK_BULK &&

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is_bulk_op())' fails on UPDATE on a partitioned table with subquery
(MySQL:71630)

Analysis and fix: Error is not checked. So correct error state is not returned.
Fix: Check for error and return the error state.
This commit is contained in:
Rucha Deodhar
2020-09-17 18:55:59 +05:30
parent d36cd5f01e
commit 9fca6645f4
3 changed files with 29 additions and 0 deletions
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2
sql/sql_update.cc
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@ -413,6 +413,8 @@ int mysql_update(THD *thd,
query_plan.set_no_partitions();
if (thd->lex->describe || thd->lex->analyze_stmt)
goto produce_explain_and_leave;
if (thd->is_error())
DBUG_RETURN(1);
my_ok(thd); // No matching records
DBUG_RETURN(0);