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authorAlexander Barkov <bar@mariadb.com>2018-11-23 19:04:42 +0400
committerAlexander Barkov <bar@mariadb.com>2018-11-26 08:10:47 +0400
commit4447a02cf13a49876001a40ca7db8fdedb731fd5 (patch)
tree1ccf39024e26a1efa68237e5d44a2296a990441d /sql/event_parse_data.cc
parent27f3329ff6cb755b600d536347669bef1a7d98b5 (diff)
downloadmariadb-git-4447a02cf13a49876001a40ca7db8fdedb731fd5.tar.gz
MDEV-16991 Rounding vs truncation for TIME, DATETIME, TIMESTAMPbb-10.4-mdev16991
Diffstat (limited to 'sql/event_parse_data.cc')
-rw-r--r--sql/event_parse_data.cc14
1 files changed, 11 insertions, 3 deletions
diff --git a/sql/event_parse_data.cc b/sql/event_parse_data.cc
index bfda8438885..00d625879de 100644
--- a/sql/event_parse_data.cc
+++ b/sql/event_parse_data.cc
@@ -216,7 +216,13 @@ Event_parse_data::init_execute_at(THD *thd)
(starts_null && ends_null)));
DBUG_ASSERT(starts_null && ends_null);
- if (item_execute_at->get_date(thd, &ltime, TIME_NO_ZERO_DATE))
+ /*
+ The expected data type is DATETIME. No nanoseconds truncation should
+ normally be needed. Using the default rounding mode.
+ See more comments in event_data_object.cc.
+ */
+ if (item_execute_at->get_date(thd, &ltime, TIME_NO_ZERO_DATE |
+ thd->temporal_round_mode()))
goto wrong_value;
ltime_utc= TIME_to_timestamp(thd,&ltime,&not_used);
@@ -378,7 +384,8 @@ Event_parse_data::init_starts(THD *thd)
if (item_starts->fix_fields(thd, &item_starts))
goto wrong_value;
- if (item_starts->get_date(thd, &ltime, TIME_NO_ZERO_DATE))
+ if (item_starts->get_date(thd, &ltime, TIME_NO_ZERO_DATE |
+ thd->temporal_round_mode()))
goto wrong_value;
ltime_utc= TIME_to_timestamp(thd, &ltime, &not_used);
@@ -433,7 +440,8 @@ Event_parse_data::init_ends(THD *thd)
goto error_bad_params;
DBUG_PRINT("info", ("convert to TIME"));
- if (item_ends->get_date(thd, &ltime, TIME_NO_ZERO_DATE))
+ if (item_ends->get_date(thd, &ltime, TIME_NO_ZERO_DATE |
+ thd->temporal_round_mode()))
goto error_bad_params;
ltime_utc= TIME_to_timestamp(thd, &ltime, &not_used);