mariadb/mysql-test/suite/vcol/t/mrr.test
Sergei Golubchik 0e401bf7bf bugfix: move vcol calculations down into the handler
This fixes a bug where handler::read_range_first (for example)
needed to compare vcol values that were not calculated yet.

As a bonus it fixes few cases where vcols were calculated twice
2016-12-12 20:27:38 +01:00

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CREATE TABLE t1 (
pk INT AUTO_INCREMENT PRIMARY KEY,
col_int_nokey INT NULL,
col_int_key INT AS (col_int_nokey) VIRTUAL,
KEY (col_int_key)
);
INSERT INTO t1 (col_int_nokey)
VALUES (0), (5), (4), (3), (7), (42), (5), (0), (3);
SELECT * FROM t1 WHERE col_int_key IN (3, 4) AND col_int_key <= 83 ORDER BY 1;
set optimizer_switch='index_condition_pushdown=off';
SELECT * FROM t1 WHERE col_int_key IN (3, 4) ORDER BY 1;
SELECT * FROM t1 WHERE col_int_key IN (3, 4) AND col_int_key <= 83 ORDER BY 1;
DROP TABLE t1;