1 files changed, 45 insertions, 0 deletions
diff --git a/mysql-test/main/information_schema-big.test b/mysql-test/main/information_schema-big.test
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+++ b/mysql-test/main/information_schema-big.test
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+# This test  uses grants, which can't get tested for embedded server
+-- source include/big_test.inc
+-- source include/not_embedded.inc
+-- source include/have_innodb.inc
+
+# check that CSV engine was compiled in, as the result of the test depends
+# on the presence of the log tables (which are CSV-based).
+--source include/have_csv.inc
+
+--echo #
+--echo # Bug#18925: subqueries with MIN/MAX functions on INFORMATION_SCHEMA 
+--echo #
+
+--sorted_result
+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%'
+        )
+  AND t.table_name NOT LIKE 'innodb%' and t.table_name NOT LIKE "OPTIMIZER_TRACE%";
+--sorted_result
+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%'
+        )
+  AND t.table_name NOT LIKE 'innodb%' and t.table_name NOT LIKE "OPTIMIZER_TRACE%";