From c6675cd1876a90468ca2e2cb10471af93728aa6c Mon Sep 17 00:00:00 2001 From: unknown Date: Thu, 13 Dec 2007 13:38:22 +0300 Subject: BUG#32198: Comparison of DATE with DATETIME still not using indexes correctly - Make conditions like "date_col $CMP$ 'datetime-const'" range-sargable mysql-test/r/range.result: BUG#32198: Comparison of DATE with DATETIME still not using indexes correctly - Testcase mysql-test/t/range.test: BUG#32198: Comparison of DATE with DATETIME still not using indexes correctly - Testcase sql/field.cc: BUG#32198: Comparison of DATE with DATETIME still not using indexes correctly - Added comments --- mysql-test/r/range.result | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'mysql-test/r/range.result') diff --git a/mysql-test/r/range.result b/mysql-test/r/range.result index 58f8d077ac5..e0084b53320 100644 --- a/mysql-test/r/range.result +++ b/mysql-test/r/range.result @@ -1135,3 +1135,21 @@ item started price A1 2005-11-01 08:00:00 1000.000 A1 2005-11-15 00:00:00 2000.000 DROP TABLE t1; + +BUG#32198 "Comparison of DATE with DATETIME still not using indexes correctly" + +CREATE TABLE t1 ( +id int(11) NOT NULL auto_increment, +dateval date default NULL, +PRIMARY KEY (id), +KEY dateval (dateval) +) AUTO_INCREMENT=173; +INSERT INTO t1 VALUES +(1,'2007-01-01'),(2,'2007-01-02'),(3,'2007-01-03'),(4,'2007-01-04'), +(5,'2007-01-05'),(6,'2007-01-06'),(7,'2007-01-07'),(8,'2007-01-08'), +(9,'2007-01-09'),(10,'2007-01-10'),(11,'2007-01-11'); +This must use range access: +explain select * from t1 where dateval >= '2007-01-01 00:00:00' and dateval <= '2007-01-02 23:59:59'; +id select_type table type possible_keys key key_len ref rows Extra +1 SIMPLE t1 range dateval dateval 4 NULL 2 Using where +drop table t1; -- cgit v1.2.1