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fix for bug #13545: Server crash caused by select query.

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sql/sql_base.cc:
  fix for bug #13545: Server crash caused by select query.
  - compare table qualifier only with tables which are not nested joins.
  - perform recursion accordingly.
  - DBUG_ASSERT(table_list->table); added before the find_field_in_table() call.
This commit is contained in:
unknown
2005-09-29 19:34:21 +05:00
parent 35598ff536
commit 7acbea3f3f
3 changed files with 65 additions and 9 deletions
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28
mysql-test/r/join_nested.result
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@@ -1375,3 +1375,31 @@ groupid price
6 9900
DROP VIEW v1,v2;
DROP TABLE t1,t2,t3,t4;
CREATE TABLE t1(a int);
CREATE TABLE t2(b int);
CREATE TABLE t3(c int, d int);
CREATE TABLE t4(d int);
CREATE TABLE t5(e int, f int);
CREATE TABLE t6(f int);
CREATE VIEW v1 AS
SELECT e FROM t5 JOIN t6 ON t5.e=t6.f;
CREATE VIEW v2 AS
SELECT e FROM t5 NATURAL JOIN t6;
SELECT t1.a FROM t1 JOIN t2 ON a=b JOIN t3 ON a=c JOIN t4 USING(d);
a
SELECT t1.x FROM t1 JOIN t2 ON a=b JOIN t3 ON a=c JOIN t4 USING(d);
ERROR 42S22: Unknown column 't1.x' in 'field list'
SELECT t1.a FROM t1 JOIN t2 ON a=b JOIN t3 ON a=c NATURAL JOIN t4;
a
SELECT t1.x FROM t1 JOIN t2 ON a=b JOIN t3 ON a=c NATURAL JOIN t4;
ERROR 42S22: Unknown column 't1.x' in 'field list'
SELECT v1.e FROM v1 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
e
SELECT v1.x FROM v1 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
ERROR 42S22: Unknown column 'v1.x' in 'field list'
SELECT v2.e FROM v2 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
e
SELECT v2.x FROM v2 JOIN t2 ON e=b JOIN t3 ON e=c JOIN t4 USING(d);
ERROR 42S22: Unknown column 'v2.x' in 'field list'
DROP VIEW v1, v2;
DROP TABLE t1, t2, t3, t4, t5, t6;