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prohibited using derived tables in UPDATE command (BUG#1477)

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fixed incorrect table name in test


mysql-test/r/derived.result:
  fixed incorrect table name in test
  new test of derived table
mysql-test/t/derived.test:
  fixed incorrect table name in test
  new test of derived table
sql/sql_yacc.yy:
  prohibited using derived tables in UPDATE command
This commit is contained in:
unknown 2003-10-05 21:09:50 +03:00
parent d52e95164d
commit ff518b9893
3 changed files with 36 additions and 8 deletions
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17
mysql-test/r/derived.result
View file

@ -196,13 +196,22 @@ drop table t1,t2;
SELECT a.x FROM (SELECT 1 AS x) AS a HAVING a.x = 1;
x
1
create table a1 select 1 as a;
select 2 as a from (select * from a1) b;
create table t1 select 1 as a;
select 2 as a from (select * from t1) b;
ERROR 3D000: No Database Selected
use test;
select 2 as a from (select * from a1) b;
select 2 as a from (select * from t1) b;
a
2
drop table a1;
drop table t1;
select mail_id, if(folder.f_description!='', folder.f_description, folder.f_name) as folder_name, date, address_id, phrase, address, subject from folder, (select mail.mail_id as mail_id, date_format(mail.h_date, '%b %e, %Y %h:%i') as date, mail.folder_id, sender.address_id as address_id, sender.phrase as phrase, sender.address as address, mail.h_subject as subject from mail left join mxa as mxa_sender on mail.mail_id=mxa_sender.mail_id and mxa_sender.type='from' left join address as sender on mxa_sender.address_id=sender.address_id mxa as mxa_recipient, address as recipient, where 1 and mail.mail_id=mxa_recipient.mail_id and mxa_recipient.address_id=recipient.address_id and mxa_recipient.type='to' and match(sender.phrase, sender.address, sender.comment) against ('jeremy' in boolean mode) and match(recipient.phrase, recipient.address, recipient.comment) against ('monty' in boolean mode) order by mail.h_date desc limit 0, 25 ) as query where query.folder_id=folder.folder_id;
ERROR 42000: You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near 'mxa as mxa_recipient, address as recipient, where 1 and mail.mail_id=mxa_r' at line 1
create table t1 (a int);
insert into t1 values (1),(2),(3);
update (select * from t1) as t1 set a = 5;
ERROR 42000: You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use
delete from (select * from t1);
ERROR 42000: You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '(select * from t1)' at line 1
insert into (select * from t1) values (5);
ERROR 42000: You have an error in your SQL syntax. Check the manual that corresponds to your MySQL server version for the right syntax to use near '(select * from t1) values (5)' at line 1
drop table t1;

21
mysql-test/t/derived.test
View file

@ -99,13 +99,26 @@ SELECT a.x FROM (SELECT 1 AS x) AS a HAVING a.x = 1;
# Test for select if database is not selected.
#
# Connect without a database
create table a1 select 1 as a;
create table t1 select 1 as a;
connect (con1,localhost,mysqltest_1,,*NO-ONE*,$MASTER_MYPORT,master.sock);
connection con1;
--error 1046
select 2 as a from (select * from a1) b;
select 2 as a from (select * from t1) b;
use test;
select 2 as a from (select * from a1) b;
drop table a1;
select 2 as a from (select * from t1) b;
drop table t1;
--error 1064
select mail_id, if(folder.f_description!='', folder.f_description, folder.f_name) as folder_name, date, address_id, phrase, address, subject from folder, (select mail.mail_id as mail_id, date_format(mail.h_date, '%b %e, %Y %h:%i') as date, mail.folder_id, sender.address_id as address_id, sender.phrase as phrase, sender.address as address, mail.h_subject as subject from mail left join mxa as mxa_sender on mail.mail_id=mxa_sender.mail_id and mxa_sender.type='from' left join address as sender on mxa_sender.address_id=sender.address_id mxa as mxa_recipient, address as recipient, where 1 and mail.mail_id=mxa_recipient.mail_id and mxa_recipient.address_id=recipient.address_id and mxa_recipient.type='to' and match(sender.phrase, sender.address, sender.comment) against ('jeremy' in boolean mode) and match(recipient.phrase, recipient.address, recipient.comment) against ('monty' in boolean mode) order by mail.h_date desc limit 0, 25 ) as query where query.folder_id=folder.folder_id;
#
# UPDATE/DELETE/INSERT of derived tables
#
create table t1 (a int);
insert into t1 values (1),(2),(3);
-- error 1149
update (select * from t1) as t1 set a = 5;
-- error 1149
delete from (select * from t1);
-- error 1149
insert into (select * from t1) values (5);
drop table t1;

6
sql/sql_yacc.yy
View file

@ -3060,6 +3060,12 @@ join_table:
| '(' SELECT_SYM select_derived ')' opt_table_alias
{
LEX *lex=Lex;
if (lex->sql_command == SQLCOM_UPDATE)
{
send_error(lex->thd, ER_SYNTAX_ERROR);
YYABORT;
}
SELECT_LEX_UNIT *unit= lex->current_select->master_unit();
lex->current_select= unit->outer_select();
if (!($$= lex->current_select->