mirror of
https://github.com/MariaDB/server.git
synced 2025-07-30 16:24:05 +03:00
Temporarily backout the Information Schema System Table Information Schema
interface related change, will put back in once gain approval.
This commit is contained in:
@ -1,94 +0,0 @@
|
||||
# This is the test for Information Schema System Table View
|
||||
# that displays the InnoDB system table content through
|
||||
# information schema tables.
|
||||
|
||||
--source include/have_innodb.inc
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_INDEXES;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_COLUMNS;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FIELDS;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN_COLS;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS;
|
||||
|
||||
# Create a foreign key constraint, and verify the information
|
||||
# in INFORMATION_SCHEMA.INNODB_SYS_FOREIGN and
|
||||
# INFORMATION_SCHEMA.INNODB_SYS_FOREIGN_COLS
|
||||
CREATE TABLE parent (id INT NOT NULL,
|
||||
PRIMARY KEY (id)) ENGINE=INNODB;
|
||||
|
||||
CREATE TABLE child (id INT, parent_id INT,
|
||||
INDEX par_ind (parent_id),
|
||||
CONSTRAINT constraint_test
|
||||
FOREIGN KEY (parent_id) REFERENCES parent(id)
|
||||
ON DELETE CASCADE) ENGINE=INNODB;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN_COLS;
|
||||
|
||||
# Insert a row in the table "parent", and see whether that reflected in
|
||||
# INNODB_SYS_TABLESTATS
|
||||
INSERT INTO parent VALUES(1);
|
||||
|
||||
SELECT name, num_rows, mysql_handles_opened
|
||||
FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
|
||||
WHERE name LIKE "%parent";
|
||||
|
||||
SELECT NAME, FLAG, N_COLS, SPACE FROM INFORMATION_SCHEMA.INNODB_SYS_TABLES;
|
||||
|
||||
SELECT name, n_fields
|
||||
from INFORMATION_SCHEMA.INNODB_SYS_INDEXES
|
||||
WHERE table_id In (SELECT table_id from
|
||||
INFORMATION_SCHEMA.INNODB_SYS_TABLES
|
||||
WHERE name LIKE "%parent%");
|
||||
|
||||
SELECT name, n_fields
|
||||
from INFORMATION_SCHEMA.INNODB_SYS_INDEXES
|
||||
WHERE table_id In (SELECT table_id from
|
||||
INFORMATION_SCHEMA.INNODB_SYS_TABLES
|
||||
WHERE name LIKE "%child%");
|
||||
|
||||
SELECT name, pos, mtype, len
|
||||
from INFORMATION_SCHEMA.INNODB_SYS_COLUMNS
|
||||
WHERE table_id In (SELECT table_id from
|
||||
INFORMATION_SCHEMA.INNODB_SYS_TABLES
|
||||
WHERE name LIKE "%child%");
|
||||
|
||||
DROP TABLE child;
|
||||
|
||||
DROP TABLE parent;
|
||||
|
||||
# Create table with 2 columns in the foreign key constraint
|
||||
CREATE TABLE parent (id INT NOT NULL, newid INT NOT NULL,
|
||||
PRIMARY KEY (id, newid)) ENGINE=INNODB;
|
||||
|
||||
CREATE TABLE child (id INT, parent_id INT,
|
||||
INDEX par_ind (parent_id),
|
||||
CONSTRAINT constraint_test
|
||||
FOREIGN KEY (id, parent_id) REFERENCES parent(id, newid)
|
||||
ON DELETE CASCADE) ENGINE=INNODB;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN;
|
||||
|
||||
SELECT * FROM INFORMATION_SCHEMA.INNODB_SYS_FOREIGN_COLS;
|
||||
|
||||
INSERT INTO parent VALUES(1, 9);
|
||||
|
||||
# Nested query will open the table handle twice
|
||||
SELECT * FROM parent WHERE id IN (SELECT id FROM parent);
|
||||
|
||||
SELECT name, num_rows, mysql_handles_opened
|
||||
FROM INFORMATION_SCHEMA.INNODB_SYS_TABLESTATS
|
||||
WHERE name LIKE "%parent";
|
||||
|
||||
DROP TABLE child;
|
||||
|
||||
DROP TABLE parent;
|
Reference in New Issue
Block a user