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Merge ibabaev@bk-internal.mysql.com:/home/bk/mysql-5.0-opt

Browse source 
into  olga.mysql.com:/home/igor/mysql-5.0-opt
This commit is contained in:
unknown 2006-07-22 12:45:45 -07:00
commit 800b160031
3 changed files with 96 additions and 0 deletions
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62
mysql-test/r/information_schema.result
View file

@ -1170,3 +1170,65 @@ f1()
DROP FUNCTION f1;
DROP PROCEDURE p1;
DROP USER mysql_bug20230@localhost;
SELECT t.table_name, c1.column_name
FROM information_schema.tables t
INNER JOIN
information_schema.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'information_schema' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM information_schema.columns c2
WHERE c2.table_schema = t.table_schema AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
);
table_name column_name
CHARACTER_SETS CHARACTER_SET_NAME
COLLATIONS COLLATION_NAME
COLLATION_CHARACTER_SET_APPLICABILITY COLLATION_NAME
COLUMNS TABLE_SCHEMA
COLUMN_PRIVILEGES TABLE_SCHEMA
KEY_COLUMN_USAGE CONSTRAINT_SCHEMA
ROUTINES ROUTINE_SCHEMA
SCHEMATA SCHEMA_NAME
SCHEMA_PRIVILEGES TABLE_SCHEMA
STATISTICS TABLE_SCHEMA
TABLES TABLE_SCHEMA
TABLE_CONSTRAINTS CONSTRAINT_SCHEMA
TABLE_PRIVILEGES TABLE_SCHEMA
TRIGGERS TRIGGER_SCHEMA
USER_PRIVILEGES GRANTEE
VIEWS TABLE_SCHEMA
SELECT t.table_name, c1.column_name
FROM information_schema.tables t
INNER JOIN
information_schema.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'information_schema' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM information_schema.columns c2
WHERE c2.table_schema = 'information_schema' AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
);
table_name column_name
CHARACTER_SETS CHARACTER_SET_NAME
COLLATIONS COLLATION_NAME
COLLATION_CHARACTER_SET_APPLICABILITY COLLATION_NAME
COLUMNS TABLE_SCHEMA
COLUMN_PRIVILEGES TABLE_SCHEMA
KEY_COLUMN_USAGE CONSTRAINT_SCHEMA
ROUTINES ROUTINE_SCHEMA
SCHEMATA SCHEMA_NAME
SCHEMA_PRIVILEGES TABLE_SCHEMA
STATISTICS TABLE_SCHEMA
TABLES TABLE_SCHEMA
TABLE_CONSTRAINTS CONSTRAINT_SCHEMA
TABLE_PRIVILEGES TABLE_SCHEMA
TRIGGERS TRIGGER_SCHEMA
USER_PRIVILEGES GRANTEE
VIEWS TABLE_SCHEMA

33
mysql-test/t/information_schema.test
View file

@ -887,4 +887,37 @@ DROP FUNCTION f1;
DROP PROCEDURE p1;
DROP USER mysql_bug20230@localhost;
#
# Bug#18925: subqueries with MIN/MAX functions on INFORMARTION_SCHEMA
#
SELECT t.table_name, c1.column_name
FROM information_schema.tables t
INNER JOIN
information_schema.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'information_schema' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM information_schema.columns c2
WHERE c2.table_schema = t.table_schema AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
);
SELECT t.table_name, c1.column_name
FROM information_schema.tables t
INNER JOIN
information_schema.columns c1
ON t.table_schema = c1.table_schema AND
t.table_name = c1.table_name
WHERE t.table_schema = 'information_schema' AND
c1.ordinal_position =
( SELECT COALESCE(MIN(c2.ordinal_position),1)
FROM information_schema.columns c2
WHERE c2.table_schema = 'information_schema' AND
c2.table_name = t.table_name AND
c2.column_name LIKE '%SCHEMA%'
);
# End of 5.0 tests.

1
sql/sql_show.cc
View file

@ -3963,6 +3963,7 @@ bool get_schema_tables_result(JOIN *join)
table_list->table->file->delete_all_rows();
free_io_cache(table_list->table);
filesort_free_buffers(table_list->table);
table_list->table->null_row= 0;
}
else
table_list->table->file->records= 0;