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fixed bug in determinating uncacheable queries

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new fatal_error interface to assign is_fatal_error and ne.report_error
commant about Item_row
This commit is contained in:
bell@sanja.is.com.ua
2003-01-30 22:15:44 +02:00
parent 2f04313db5
commit e294751c41
22 changed files with 102 additions and 69 deletions
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14
sql/sql_lex.h
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@ -480,8 +480,18 @@ typedef struct st_lex
inline void uncacheable()
{
safe_to_cache_query= 0;
current_select->uncacheable =
current_select->master_unit()->uncacheable= 1;
/*
There are no sense to mark select_lex and union fields of LEX,
but we should merk all subselects as uncacheable from current till
most upper
*/
for (SELECT_LEX_NODE *sl= current_select;
sl != &select_lex;
sl= sl->outer_select())
{
sl->uncacheable = sl->master_unit()->uncacheable= 1;
}
}
} LEX;