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Bug#30795 Query on INFORMATION_SCHEMA.SCHEMATA, wrong result

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skip the check of directory presence for 'information_schema' name
This commit is contained in:
gluh@mysql.com/eagle.(none)
2007-09-28 17:33:30 +05:00
parent ccccad7058
commit 1494eabc85
3 changed files with 12 additions and 1 deletions
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4
mysql-test/r/information_schema.result
View File

@ -1552,4 +1552,8 @@ VIEW_DEFINITION
SELECT *
FROM INFORMATION_SCHEMA.TABLES
DROP VIEW v1;
SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA
WHERE SCHEMA_NAME ='information_schema';
SCHEMA_NAME
information_schema
End of 5.1 tests.

6
mysql-test/t/information_schema.test
View File

@ -1188,4 +1188,10 @@ FROM INFORMATION_SCHEMA.TABLES;
SELECT VIEW_DEFINITION FROM INFORMATION_SCHEMA.VIEWS where TABLE_NAME = 'v1';
DROP VIEW v1;
#
# Bug#30795 Query on INFORMATION_SCHEMA.SCHEMATA, wrong result
#
SELECT SCHEMA_NAME FROM INFORMATION_SCHEMA.SCHEMATA
WHERE SCHEMA_NAME ='information_schema';
--echo End of 5.1 tests.

3
sql/sql_show.cc
View File

@ -3339,7 +3339,8 @@ int fill_schema_schemata(THD *thd, TABLE_LIST *tables, COND *cond)
/*
If we have lookup db value we should check that the database exists
*/
if(lookup_field_vals.db_value.str && !lookup_field_vals.wild_db_value)
if(lookup_field_vals.db_value.str && !lookup_field_vals.wild_db_value &&
!with_i_schema)
{
char path[FN_REFLEN+16];
uint path_len;