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Many fixes.

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I still have to make a test case for :

UPDATE from sub-select with derived table


mysql-test/r/multi_update.result:
  Test for found rows in multi-table update
mysql-test/r/subselect.result:
  Fix for new syntax for UNION's
mysql-test/t/multi_update.test:
  Test for found rows in multi-table update
mysql-test/t/subselect.test:
  Fix for new syntax for UNION's
sql/sql_cache.cc:
  Fix for a bug that involved derived table in sub-select in UPDATE or
  DELETE statement
sql/sql_derived.cc:
  Fix for a bug that involved derived table in sub-select in UPDATE or
  DELETE statement
sql/sql_parse.cc:
  Fix for a bug that involved derived table in sub-select in UPDATE or
  DELETE statement
sql/sql_show.cc:
  Fix for th eshow of replication status
sql/sql_yacc.yy:
  Three fixes.
  
  One for not allowing mixing of braces and non-braces in UNION's
  
  Second one for table aliases in multi-table deletes / updates
  
  Third one for using derived tables within sub-selects for 
  UPDATE / DELETE commands
This commit is contained in:
unknown
2002-12-24 13:58:07 +02:00
parent 9528812119
commit 7a74837e00
9 changed files with 53 additions and 20 deletions
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9
sql/sql_derived.cc
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@ -168,14 +168,9 @@ int mysql_derived(THD *thd, LEX *lex, SELECT_LEX_UNIT *unit, TABLE_LIST *t)
tables->table_list->table=tables->table; // to fix a problem in EXPLAIN
}
else
{
if (is_union)
unit->exclude();
else
sl->exclude();
}
unit->exclude();
t->db=(char *)"";
t->derived=(SELECT_LEX *)0; // just in case ...
t->derived=(SELECT_LEX *)1; // just in case ...
table->file->info(HA_STATUS_VARIABLE);
}
}