cloud-fan commented on a change in pull request #33707:
URL: https://github.com/apache/spark/pull/33707#discussion_r686945360
##########
File path: sql/core/src/test/resources/sql-tests/results/ansi/timestamp.sql.out
##########
@@ -533,136 +533,145 @@ struct<to_timestamp(2019 10:10:10, yyyy
hh:mm:ss):timestamp>
-- !query
-select timestamp'2011-11-11 11:11:11' + interval '2' day
+select timestamp'2011-11-11 11:11:11' - timestamp'2011-11-11 11:11:10'
-- !query schema
-struct<TIMESTAMP '2011-11-11 11:11:11' + INTERVAL '2' DAY:timestamp>
+struct<(TIMESTAMP '2011-11-11 11:11:11' - TIMESTAMP '2011-11-11
11:11:10'):interval day to second>
-- !query output
-2011-11-13 11:11:11
+0 00:00:01.000000000
-- !query
-select timestamp'2011-11-11 11:11:11' - interval '2' day
+select date'2020-01-01' - timestamp'2019-10-06 10:11:12.345678'
-- !query schema
-struct<TIMESTAMP '2011-11-11 11:11:11' - INTERVAL '2' DAY:timestamp>
+struct<(DATE '2020-01-01' - TIMESTAMP '2019-10-06 10:11:12.345678'):interval
day to second>
-- !query output
-2011-11-09 11:11:11
+86 13:48:47.654322000
-- !query
-select timestamp'2011-11-11 11:11:11' + interval '2' second
+select timestamp'2019-10-06 10:11:12.345678' - date'2020-01-01'
-- !query schema
-struct<TIMESTAMP '2011-11-11 11:11:11' + INTERVAL '02' SECOND:timestamp>
+struct<(TIMESTAMP '2019-10-06 10:11:12.345678' - DATE '2020-01-01'):interval
day to second>
-- !query output
-2011-11-11 11:11:13
+-86 13:48:47.654322000
-- !query
-select timestamp'2011-11-11 11:11:11' - interval '2' second
+select timestamp'2011-11-11 11:11:11' - '2011-11-11 11:11:10'
-- !query schema
-struct<TIMESTAMP '2011-11-11 11:11:11' - INTERVAL '02' SECOND:timestamp>
+struct<>
-- !query output
-2011-11-11 11:11:09
+org.apache.spark.sql.AnalysisException
+cannot resolve '(TIMESTAMP '2011-11-11 11:11:11' - '2011-11-11 11:11:10')' due
to data type mismatch: argument 2 requires (timestamp or timestamp without time
zone) type, however, ''2011-11-11 11:11:10'' is of string type.; line 1 pos 7
-- !query
-select '2011-11-11 11:11:11' - interval '2' second
+select '2011-11-11 11:11:11' - timestamp'2011-11-11 11:11:10'
-- !query schema
-struct<2011-11-11 11:11:11 - INTERVAL '02' SECOND:string>
+struct<(2011-11-11 11:11:11 - TIMESTAMP '2011-11-11 11:11:10'):interval day to
second>
-- !query output
-2011-11-11 11:11:09
+0 00:00:01.000000000
-- !query
-select '1' - interval '2' second
+select timestamp'2011-11-11 11:11:11' - null
-- !query schema
-struct<>
+struct<(TIMESTAMP '2011-11-11 11:11:11' - NULL):interval day to second>
-- !query output
-java.time.DateTimeException
-Cannot cast 1 to TimestampType.
+NULL
-- !query
-select 1 - interval '2' second
+select null - timestamp'2011-11-11 11:11:11'
-- !query schema
-struct<>
+struct<(NULL - TIMESTAMP '2011-11-11 11:11:11'):interval day to second>
-- !query output
-org.apache.spark.sql.AnalysisException
-cannot resolve '1 + (- INTERVAL '02' SECOND)' due to data type mismatch:
argument 1 requires (timestamp or timestamp without time zone) type, however,
'1' is of int type.; line 1 pos 7
+NULL
-- !query
-select '2011-11-11 11:11:11' - timestamp'2011-11-11 11:11:10'
+create temporary view ts_view as select '2011-11-11 11:11:11' str
-- !query schema
-struct<(2011-11-11 11:11:11 - TIMESTAMP '2011-11-11 11:11:10'):interval day to
second>
+struct<>
-- !query output
-0 00:00:01.000000000
+
-- !query
-create temporary view v3 as select '2011-11-11 11:11:11' str
+select str - timestamp'2011-11-11 11:11:11' from ts_view
-- !query schema
struct<>
-- !query output
-
+org.apache.spark.sql.AnalysisException
+cannot resolve '(ts_view.str - TIMESTAMP '2011-11-11 11:11:11')' due to data
type mismatch: argument 1 requires (timestamp or timestamp without time zone)
type, however, 'ts_view.str' is of string type.; line 1 pos 7
-- !query
-select str - interval '2' second from v3
+select timestamp'2011-11-11 11:11:11' - str from ts_view
-- !query schema
struct<>
-- !query output
org.apache.spark.sql.AnalysisException
-cannot resolve 'v3.str + (- INTERVAL '02' SECOND)' due to data type mismatch:
argument 1 requires (timestamp or timestamp without time zone) type, however,
'v3.str' is of string type.; line 1 pos 7
+cannot resolve '(TIMESTAMP '2011-11-11 11:11:11' - ts_view.str)' due to data
type mismatch: argument 2 requires (timestamp or timestamp without time zone)
type, however, 'ts_view.str' is of string type.; line 1 pos 7
-- !query
-select str - date'2011-11-11' from v3
+select timestamp'2011-11-11 11:11:11' + '1'
-- !query schema
struct<>
-- !query output
org.apache.spark.sql.AnalysisException
-cannot resolve '(v3.str - DATE '2011-11-11')' due to data type mismatch:
argument 1 requires date type, however, 'v3.str' is of string type.; line 1 pos
7
+cannot resolve '(TIMESTAMP '2011-11-11 11:11:11' + CAST('1' AS TIMESTAMP))'
due to data type mismatch: '(TIMESTAMP '2011-11-11 11:11:11' + CAST('1' AS
TIMESTAMP))' requires (numeric or interval or interval day to second or
interval year to month) type, not timestamp; line 1 pos 7
-- !query
-select str - timestamp'2011-11-11 11:11:10' from v3
+select '1' + timestamp'2011-11-11 11:11:11'
-- !query schema
struct<>
-- !query output
org.apache.spark.sql.AnalysisException
-cannot resolve '(v3.str - TIMESTAMP '2011-11-11 11:11:10')' due to data type
mismatch: argument 1 requires (timestamp or timestamp without time zone) type,
however, 'v3.str' is of string type.; line 1 pos 7
+cannot resolve '(CAST('1' AS TIMESTAMP) + TIMESTAMP '2011-11-11 11:11:11')'
due to data type mismatch: '(CAST('1' AS TIMESTAMP) + TIMESTAMP '2011-11-11
11:11:11')' requires (numeric or interval or interval day to second or interval
year to month) type, not timestamp; line 1 pos 7
-- !query
-select date'2020-01-01' - timestamp'2019-10-06 10:11:12.345678'
+select timestamp'2011-11-11 11:11:11' + null
-- !query schema
-struct<(DATE '2020-01-01' - TIMESTAMP '2019-10-06 10:11:12.345678'):interval
day to second>
+struct<>
-- !query output
-86 13:48:47.654322000
+org.apache.spark.sql.AnalysisException
+cannot resolve '(TIMESTAMP '2011-11-11 11:11:11' + NULL)' due to data type
mismatch: differing types in '(TIMESTAMP '2011-11-11 11:11:11' + NULL)'
(timestamp and void).; line 1 pos 7
Review comment:
This is a bug, cc @gengliangwang
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