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bug #19491 (CAST do DATETIME wrong result)

Browse Source 
mysql-test/r/type_datetime.result:
  result fixed
mysql-test/r/type_newdecimal.result:
  result fixed
mysql-test/t/type_datetime.test:
  testcase
mysql-test/t/type_newdecimal.test:
  testcase
sql/field.cc:
  Field_new_decimal::store_time implemented
sql/field.h:
  Field_new_decimal::store_time added
sql/item.cc:
  auxiliary methods implemented to operate with datatimes
sql/item.h:
  auxiliary methods declared in Item to operate with datatimes
sql/item_timefunc.cc:
  Item_date::save_in_field old implementation removed
sql/item_timefunc.h:
  my_decimal and save_in_field methods implemented for datetime items
sql/my_decimal.cc:
  date2my_decimal implemented
sql/my_decimal.h:
  date2my_decimal declared
This commit is contained in:
unknown
2006-10-25 20:14:39 +05:00
parent 3f4964394c
commit 01a0be193d
12 changed files with 236 additions and 50 deletions
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12
mysql-test/r/type_datetime.result
View File

@ -179,3 +179,15 @@ a
2006-06-06 15:55:55
DROP PREPARE s;
DROP TABLE t1;
SELECT CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6));
CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6))
20060810.000000
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6));
CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6))
20060810101112.000000
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6));
CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6))
20060810101112.000014
SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6));
CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6))
101112.098700

8
mysql-test/r/type_newdecimal.result
View File

@ -1412,3 +1412,11 @@ i2 count(distinct j)
1.0 2
2.0 2
drop table t1;
create table t1(f1 decimal(20,6));
insert into t1 values (CAST('10:11:12' AS date) + interval 14 microsecond);
insert into t1 values (CAST('10:11:12' AS time));
select * from t1;
f1
20101112000000.000014
20101112.000000
drop table t1;

10
mysql-test/t/type_datetime.test
View File

@ -125,3 +125,13 @@ PREPARE s FROM 'SELECT a FROM t1 WHERE a=(SELECT MAX(a) FROM t1) AND (a="2006060
EXECUTE s;
DROP PREPARE s;
DROP TABLE t1;
#
# Bug 19491 (CAST DATE AS DECIMAL returns incorrect result
#
SELECT CAST(CAST('2006-08-10' AS DATE) AS DECIMAL(20,6));
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) AS DECIMAL(20,6));
SELECT CAST(CAST('2006-08-10 10:11:12' AS DATETIME) + INTERVAL 14 MICROSECOND AS DECIMAL(20,6));
SELECT CAST(CAST('10:11:12.098700' AS TIME) AS DECIMAL(20,6));

8
mysql-test/t/type_newdecimal.test
View File

@ -1108,3 +1108,11 @@ insert into t1 values (1,1), (1,2), (2,3), (2,4);
select i, count(distinct j) from t1 group by i;
select i+0.0 as i2, count(distinct j) from t1 group by i2;
drop table t1;
create table t1(f1 decimal(20,6));
insert into t1 values (CAST('10:11:12' AS date) + interval 14 microsecond);
insert into t1 values (CAST('10:11:12' AS time));
select * from t1;
drop table t1;