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MDEV-6394: ANALYZE DELETE .. RETURNING fails with ERROR 2027 Malformed packet (now, the code)

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Forgot the code
This commit is contained in:
Sergei Petrunia
2014-06-26 22:06:41 +04:00
parent 9394f2f9b0
commit c235de12ae
2 changed files with 56 additions and 12 deletions
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29
sql/sql_delete.cc
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@ -258,8 +258,9 @@ bool mysql_delete(THD *thd, TABLE_LIST *table_list, COND *conds,
if (mysql_prepare_delete(thd, table_list, select_lex->with_wild,
select_lex->item_list, &conds))
DBUG_RETURN(TRUE);
(void) result->prepare(select_lex->item_list, NULL);
if (with_select)
(void) result->prepare(select_lex->item_list, NULL);
if (thd->lex->current_select->first_cond_optimization)
{
@ -672,17 +673,21 @@ cleanup:
}
DBUG_ASSERT(transactional_table || !deleted || thd->transaction.stmt.modified_non_trans_table);
if (thd->lex->analyze_stmt)
goto emit_explain_and_leave;
free_underlaid_joins(thd, select_lex);
if (error < 0 ||
(thd->lex->ignore && !thd->is_error() && !thd->is_fatal_error))
{
if (!with_select)
my_ok(thd, deleted);
else
if (thd->lex->analyze_stmt)
{
error= 0;
goto send_nothing_and_leave;
}
if (with_select)
result->send_eof();
else
my_ok(thd, deleted);
DBUG_PRINT("info",("%ld records deleted",(long) deleted));
}
DBUG_RETURN(error >= 0 || thd->is_error());
@ -695,13 +700,17 @@ produce_explain_and_leave:
*/
query_plan.save_explain_data(thd->lex->explain);
emit_explain_and_leave:
int err2= thd->lex->explain->send_explain(thd);
send_nothing_and_leave:
/*
ANALYZE DELETE jumps here. We can't send explain right here, because
we might be using ANALYZE DELETE ...RETURNING, in which case we have
Protocol_discard active.
*/
delete select;
free_underlaid_joins(thd, select_lex);
//table->set_keyread(false);
DBUG_RETURN((err2 || thd->is_error() || thd->killed) ? 1 : 0);
DBUG_RETURN((thd->is_error() || thd->killed) ? 1 : 0);
}