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fixed uncachable union (bug #150)

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mysql-test/r/union.result:
  sect of uncachable union
mysql-test/t/union.test:
  sect of uncachable union
sql/sql_lex.h:
  fixed uncachable union
This commit is contained in:
unknown
2003-03-14 14:16:09 +02:00
parent 13d28097e7
commit 6da897e04b
3 changed files with 12 additions and 4 deletions
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10
sql/sql_lex.h
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@@ -501,11 +501,13 @@ typedef struct st_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())
SELECT_LEX_NODE *sl;
SELECT_LEX_UNIT *un;
for (sl= current_select, un= sl->master_unit();
un != &unit;
sl= sl->outer_select(), un= sl->master_unit())
{
sl->uncacheable = sl->master_unit()->uncacheable= 1;
sl->uncacheable = un->uncacheable= 1;
}
}
} LEX;