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MDEV-9175 Query parser tansforms MICROSECOND into SECOND_FRAC, which does not work

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This commit is contained in:
Sergei Golubchik 2016-02-04 12:51:57 +01:00
parent a90da6e053
commit 0a76ad5ffd
3 changed files with 23 additions and 1 deletions
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13
mysql-test/r/second_frac-9175.result Normal file
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@ -0,0 +1,13 @@
select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456')
31622400123456
explain extended select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
id select_type table type possible_keys key key_len ref rows filtered Extra
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
Warnings:
Note 1003 select timestampdiff(MICROSECOND,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456') AS `timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456')`
create view v1 as select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
select * from v1;
Name_exp_1
31622400123456
drop view v1;

9
mysql-test/t/second_frac-9175.test Normal file
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@ -0,0 +1,9 @@
#
# MDEV-9175 Query parser tansforms MICROSECOND into SECOND_FRAC, which does not work
#
select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
explain extended select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
create view v1 as select timestampdiff(microsecond,'2000-01-01 00:00:00','2001-01-01 00:00:00.123456');
select * from v1;
drop view v1;

2
sql/item_timefunc.cc
View file

@ -2916,7 +2916,7 @@ void Item_func_timestamp_diff::print(String *str, enum_query_type query_type)
str->append(STRING_WITH_LEN("SECOND"));
break;
case INTERVAL_MICROSECOND:
str->append(STRING_WITH_LEN("SECOND_FRAC"));
str->append(STRING_WITH_LEN("MICROSECOND"));
break;
default:
break;