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Merge branch '10.3' into 10.4

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Oleksandr Byelkin
2022-01-30 09:46:52 +01:00
parent 12cad0c346 41a163ac5c
commit a576a1cea5
440 changed files with 7883 additions and 3481 deletions
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14
sql/sql_view.cc
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@ -407,8 +407,18 @@ bool mysql_create_view(THD *thd, TABLE_LIST *views,
bool res= FALSE;
DBUG_ENTER("mysql_create_view");
/* This is ensured in the parser. */
DBUG_ASSERT(!lex->proc_list.first && !lex->result &&
/*
This is ensured in the parser.
NOTE: Originally, the assert below contained the extra condition
&& !lex->result
but in this form the assert is failed in case CREATE VIEW run under
cursor (the case when the byte 'flags' in the COM_STMT_EXECUTE packet has
the flag CURSOR_TYPE_READ_ONLY set). For the cursor use case
thd->lex->result is assigned a pointer to the class Select_materialize
inside the function mysql_open_cursor() just before handling of a statement
will be started and the function mysql_create_view() called.
*/
DBUG_ASSERT(!lex->proc_list.first &&
!lex->param_list.elements);
/*