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# include file to test index and table statstics for specific storage engine
# requires includer set the default storage engine for the session
# Bug 602047 (wrong rows_read value)
FLUSH INDEX_STATISTICS;
FLUSH TABLE_STATISTICS;
SET @userstat_old= @@userstat;
SET GLOBAL userstat=ON;
--disable_ps2_protocol
CREATE TABLE t1 (id int(10), PRIMARY KEY (id));
INSERT INTO t1 VALUES (1),(2),(3),(4),(5),(6),(7),(8),(9),(10);
FLUSH TABLE_STATISTICS;
SELECT SUM(id) FROM t1;
SELECT ROWS_READ FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t1';
SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
SELECT PAGES_ACCESSED, PAGES_READ_FROM_DISK FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t1';
# Test that FLUSH clears one table but not another
FLUSH TABLE_STATISTICS;
SELECT ROWS_READ FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t1';
SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
# Test that FLUSH clears both tables now
FLUSH INDEX_STATISTICS;
SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
# Test that stats are collected after the FLUSH again
SELECT COUNT(*) FROM t1;
SELECT ROWS_READ FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t1';
SELECT ROWS_READ FROM INFORMATION_SCHEMA.INDEX_STATISTICS WHERE TABLE_NAME='t1';
--enable_ps2_protocol
DROP TABLE t1;
# Bug 1183625 (handler::update_global_table_stats crash).
CREATE TABLE t2 (c1 INT UNSIGNED);
ALTER TABLE t2 MODIFY c1 FLOAT;
SELECT * FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t2';
DROP TABLE t2;
# Bug 1183625 (handler::update_global_table_stats crash).
CREATE TABLE t2 (c1 INT UNSIGNED);
ALTER TABLE t2 MODIFY c1 FLOAT;
SELECT * FROM INFORMATION_SCHEMA.TABLE_STATISTICS WHERE TABLE_NAME='t2';
DROP TABLE t2;
SET GLOBAL userstat= @userstat_old;
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