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Bug#35068 Assertion fails when reading from i_s.tables and there is incorrect merge table

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Hide "Table doesn't exist" errors if the table belongs to a merge table.


mysql-test/r/merge.result:
  result fix
mysql-test/t/merge.test:
  test case
sql/sql_base.cc:
  Hide "Table doesn't exist" errors if the table belongs to a merge table.
This commit is contained in:
Sergey Glukhov
2008-10-09 13:55:16 +05:00
parent 95b721e628
commit 56810c9d65
3 changed files with 47 additions and 17 deletions
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21
mysql-test/r/merge.result
View File

@ -830,7 +830,7 @@ ERROR HY000: Unable to open underlying table which is differently defined or of
DROP TABLE t1, t2;
CREATE TABLE t2(a INT) ENGINE=MERGE UNION=(t3);
SELECT * FROM t2;
ERROR 42S02: Table 'test.t3' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
DROP TABLE t2;
CREATE TABLE t1(a INT, b TEXT);
CREATE TABLE tm1(a TEXT, b INT) ENGINE=MERGE UNION=(t1);
@ -895,17 +895,19 @@ drop table t2;
drop table t1;
CREATE TABLE tm1(a INT) ENGINE=MERGE UNION=(t1, t2);
SELECT * FROM tm1;
ERROR 42S02: Table 'test.t1' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
CHECK TABLE tm1;
Table Op Msg_type Msg_text
test.tm1 check Error Table 'test.t1' doesn't exist
test.tm1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
test.tm1 check error Corrupt
CREATE TABLE t1(a INT);
SELECT * FROM tm1;
ERROR 42S02: Table 'test.t2' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
CHECK TABLE tm1;
Table Op Msg_type Msg_text
test.tm1 check Error Table 'test.t2' doesn't exist
test.tm1 check Error Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
test.tm1 check error Corrupt
CREATE TABLE t2(a BLOB);
SELECT * FROM tm1;
@ -1199,7 +1201,7 @@ c1
3
RENAME TABLE t2 TO t5;
SELECT * FROM t3 ORDER BY c1;
ERROR 42S02: Table 'test.t2' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
RENAME TABLE t5 TO t2;
SELECT * FROM t3 ORDER BY c1;
c1
@ -1233,7 +1235,7 @@ UNLOCK TABLES;
# 4. Alter table rename.
ALTER TABLE t2 RENAME TO t5;
SELECT * FROM t3 ORDER BY c1;
ERROR 42S02: Table 'test.t2' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
ALTER TABLE t5 RENAME TO t2;
SELECT * FROM t3 ORDER BY c1;
c1
@ -1317,7 +1319,7 @@ LOCK TABLES t1 WRITE, t2 WRITE;
INSERT INTO t1 VALUES (1);
DROP TABLE t1;
SELECT * FROM t2;
ERROR 42S02: Table 'test.t1' doesn't exist
ERROR HY000: Unable to open underlying table which is differently defined or of non-MyISAM type or doesn't exist
SELECT * FROM t1;
ERROR 42S02: Table 'test.t1' doesn't exist
UNLOCK TABLES;
@ -2006,6 +2008,13 @@ test.t1 optimize status OK
FLUSH TABLES m1, t1;
UNLOCK TABLES;
DROP TABLE t1, m1;
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=FIRST;
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE
TABLE_SCHEMA = 'test' and TABLE_NAME='tm1';
TABLE_CATALOG TABLE_SCHEMA TABLE_NAME TABLE_TYPE ENGINE VERSION ROW_FORMAT TABLE_ROWS AVG_ROW_LENGTH DATA_LENGTH MAX_DATA_LENGTH INDEX_LENGTH DATA_FREE AUTO_INCREMENT CREATE_TIME UPDATE_TIME CHECK_TIME TABLE_COLLATION CHECKSUM CREATE_OPTIONS TABLE_COMMENT
NULL test tm1 BASE TABLE NULL NULL NULL # # # # # # # # # # NULL # # Unable to open underlying table which is differently defined or of non-MyISAM ty
DROP TABLE tm1;
End of 5.1 tests
CREATE TABLE t1(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;
CREATE TABLE t2(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;
CREATE TABLE t3(C1 INT, C2 INT, KEY C1(C1), KEY C2(C2)) ENGINE=MYISAM;

25
mysql-test/t/merge.test
View File

@ -456,7 +456,7 @@ CREATE TABLE t2(a INT) ENGINE=MERGE UNION=(t1);
SELECT * FROM t2;
DROP TABLE t1, t2;
CREATE TABLE t2(a INT) ENGINE=MERGE UNION=(t3);
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM t2;
DROP TABLE t2;
@ -548,11 +548,11 @@ drop table t1;
# CREATE TABLE fails
#
CREATE TABLE tm1(a INT) ENGINE=MERGE UNION=(t1, t2);
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM tm1;
CHECK TABLE tm1;
CREATE TABLE t1(a INT);
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM tm1;
CHECK TABLE tm1;
CREATE TABLE t2(a BLOB);
@ -878,7 +878,7 @@ DROP TABLE t4;
--echo # 2. Normal rename.
SELECT * FROM t3 ORDER BY c1;
RENAME TABLE t2 TO t5;
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM t3 ORDER BY c1;
RENAME TABLE t5 TO t2;
SELECT * FROM t3 ORDER BY c1;
@ -896,7 +896,7 @@ UNLOCK TABLES;
--echo #
--echo # 4. Alter table rename.
ALTER TABLE t2 RENAME TO t5;
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM t3 ORDER BY c1;
ALTER TABLE t5 RENAME TO t2;
SELECT * FROM t3 ORDER BY c1;
@ -956,7 +956,7 @@ CREATE TABLE t2 (c1 INT, INDEX(c1)) ENGINE=MRG_MYISAM UNION=(t1)
LOCK TABLES t1 WRITE, t2 WRITE;
INSERT INTO t1 VALUES (1);
DROP TABLE t1;
--error ER_NO_SUCH_TABLE
--error 1168
SELECT * FROM t2;
--error ER_NO_SUCH_TABLE
SELECT * FROM t1;
@ -1394,6 +1394,19 @@ FLUSH TABLES m1, t1;
UNLOCK TABLES;
DROP TABLE t1, m1;
#
# Bug#35068 - Assertion fails when reading from i_s.tables
# and there is incorrect merge table
#
CREATE TABLE tm1 (c1 INT) ENGINE=MRG_MYISAM UNION=(t1) INSERT_METHOD=FIRST;
--replace_column 8 # 9 # 10 # 11 # 12 # 13 # 14 # 15 # 16 # 17 # 19 # 20 #
SELECT * FROM INFORMATION_SCHEMA.TABLES WHERE
TABLE_SCHEMA = 'test' and TABLE_NAME='tm1';
DROP TABLE tm1;
--echo End of 5.1 tests
#
# Bug#36006 - Optimizer does table scan for select count(*)
#