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After merge fix and a safety fix for handler

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sql/sql_handler.cc:
  Move lock tables before conditions as lock tables may reopen tables
sql/sql_trigger.cc:
  After merge fix
This commit is contained in:
unknown
2006-01-06 12:48:14 +02:00
parent 29fde52802
commit 360a5e3c2a
2 changed files with 10 additions and 9 deletions
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14
sql/sql_handler.cc
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@ -414,6 +414,13 @@ bool mysql_ha_read(THD *thd, TABLE_LIST *tables,
}
tables->table=table;
HANDLER_TABLES_HACK(thd);
lock= mysql_lock_tables(thd, &tables->table, 1, 0, &not_used);
HANDLER_TABLES_HACK(thd);
if (!lock)
goto err0; // mysql_lock_tables() printed error message already
if (cond && ((!cond->fixed &&
cond->fix_fields(thd, &cond)) || cond->check_cols(1)))
goto err0;
@ -427,13 +434,6 @@ bool mysql_ha_read(THD *thd, TABLE_LIST *tables,
}
}
HANDLER_TABLES_HACK(thd);
lock= mysql_lock_tables(thd, &tables->table, 1, 0, &not_used);
HANDLER_TABLES_HACK(thd);
if (!lock)
goto err0; // mysql_lock_tables() printed error message already
if (insert_fields(thd, &thd->lex->select_lex.context,
tables->db, tables->alias, &it, 0))
goto err0;