database/mariadb
1
0
Fork 0
mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00
Code Activity

Bug#48370: Absolutely wrong calculations with GROUP BY and decimal fields when using IF

Browse Source 
Bug#45261: Crash, stored procedure + decimal

Revert fix for Bug#45261 due to unforeseen bugs.
This commit is contained in:
Davi Arnaut
2009-11-02 09:21:39 -02:00
parent cd167ee2e9
commit 1ca80ed19e
12 changed files with 110 additions and 483 deletions
Download Patch File Download Diff File Expand all files Collapse all files

134
mysql-test/t/type_newdecimal.test
View File

@ -1286,137 +1286,3 @@ CREATE TABLE t1 SELECT 1 % .1234567891234567891234567891234567891234567891234567
DESCRIBE t1;
SELECT my_col FROM t1;
DROP TABLE t1;
--echo #
--echo # Bug#45261: Crash, stored procedure + decimal
--echo #
--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings
CREATE TABLE t1 SELECT
/* 81 */ 100000000000000000000000000000000000000000000000000000000000000000000000000000001
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 81 */ 100000000000000000000000000000000000000000000000000000000000000000000000000000001.
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 81 */ 100000000000000000000000000000000000000000000000000000000000000000000000000000001.1 /* 1 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 82 */ 1000000000000000000000000000000000000000000000000000000000000000000000000000000001
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 40 */ 1000000000000000000000000000000000000001.1000000000000000000000000000000000000001 /* 40 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 1 */ 1.10000000000000000000000000000000000000000000000000000000000000000000000000000001 /* 80 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 1 */ 1.100000000000000000000000000000000000000000000000000000000000000000000000000000001 /* 81 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
.100000000000000000000000000000000000000000000000000000000000000000000000000000001 /* 81 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 45 */ 123456789012345678901234567890123456789012345.123456789012345678901234567890123456789012345 /* 45 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 65 */ 12345678901234567890123456789012345678901234567890123456789012345.1 /* 1 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
/* 66 */ 123456789012345678901234567890123456789012345678901234567890123456.1 /* 1 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT
.123456789012345678901234567890123456789012345678901234567890123456 /* 66 */
AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 AS SELECT 123.1234567890123456789012345678901 /* 31 */ AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
CREATE TABLE t1 SELECT 1.1 + CAST(1 AS DECIMAL(65,30)) AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;
--echo #
--echo # Test that the integer and decimal parts are properly calculated.
--echo #
CREATE TABLE t1 (a DECIMAL(30,30));
INSERT INTO t1 VALUES (0.1),(0.2),(0.3);
CREATE TABLE t2 SELECT MIN(a + 0.0000000000000000000000000000001) AS c1 FROM t1;
DESC t2;
DROP TABLE t1,t2;
CREATE TABLE t1 (a DECIMAL(30,30));
INSERT INTO t1 VALUES (0.1),(0.2),(0.3);
CREATE TABLE t2 SELECT IFNULL(a + 0.0000000000000000000000000000001, NULL) AS c1 FROM t1;
DESC t2;
DROP TABLE t1,t2;
CREATE TABLE t1 (a DECIMAL(30,30));
INSERT INTO t1 VALUES (0.1),(0.2),(0.3);
CREATE TABLE t2 SELECT CASE a WHEN 0.1 THEN 0.0000000000000000000000000000000000000000000000000000000000000000001 END AS c1 FROM t1;
DESC t2;
DROP TABLE t1,t2;
--echo #
--echo # Test that variables get maximum precision.
--echo #
SET @decimal= 1.1;
CREATE TABLE t1 SELECT @decimal AS c1;
DESC t1;
SELECT * FROM t1;
DROP TABLE t1;