Use backquotes around year, month, day, hour, minute and second

Author: MaxGekk

sql/core/src/test/resources/sql-tests/inputs/pgSQL/timestamp.sql

@@ -186,14 +186,13 @@ SELECT '' AS date_trunc_week, date_trunc( 'week', timestamp '2004-02-29 15:44:17
 --   FROM TIMESTAMP_TBL
 --   WHERE d1 BETWEEN timestamp '1902-01-01'
 --    AND timestamp '2038-01-01';
--- [SPARK-28767] ParseException: no viable alternative at input 'year'
-set spark.sql.parser.ansi.enabled=false;
+
 SELECT '' AS `54`, d1 as `timestamp`,
-    date_part( 'year', d1) AS year, date_part( 'month', d1) AS month,
-    date_part( 'day', d1) AS day, date_part( 'hour', d1) AS hour,
-    date_part( 'minute', d1) AS minute, date_part( 'second', d1) AS second
+    date_part( 'year', d1) AS `year`, date_part( 'month', d1) AS `month`,
+    date_part( 'day', d1) AS `day`, date_part( 'hour', d1) AS `hour`,
+    date_part( 'minute', d1) AS `minute`, date_part( 'second', d1) AS `second`
     FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01';
-set spark.sql.parser.ansi.enabled=true;
+
 SELECT '' AS `54`, d1 as `timestamp`,
     date_part( 'quarter', d1) AS quarter, date_part( 'msec', d1) AS msec,
     date_part( 'usec', d1) AS usec

sql/core/src/test/resources/sql-tests/results/pgSQL/timestamp.sql.out

@@ -1,5 +1,5 @@
 -- Automatically generated by SQLQueryTestSuite
--- Number of queries: 20
+-- Number of queries: 18
 
 
 -- !query 0
@@ -123,75 +123,59 @@ struct<date_trunc_week:string,week_trunc:timestamp>
 
 
 -- !query 13
-set spark.sql.parser.ansi.enabled=false
--- !query 13 schema
-struct<key:string,value:string>
--- !query 13 output
-spark.sql.parser.ansi.enabled	false
-
-
--- !query 14
 SELECT '' AS `54`, d1 as `timestamp`,
-    date_part( 'year', d1) AS year, date_part( 'month', d1) AS month,
-    date_part( 'day', d1) AS day, date_part( 'hour', d1) AS hour,
-    date_part( 'minute', d1) AS minute, date_part( 'second', d1) AS second
+    date_part( 'year', d1) AS `year`, date_part( 'month', d1) AS `month`,
+    date_part( 'day', d1) AS `day`, date_part( 'hour', d1) AS `hour`,
+    date_part( 'minute', d1) AS `minute`, date_part( 'second', d1) AS `second`
     FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01'
--- !query 14 schema
+-- !query 13 schema
 struct<54:string,timestamp:timestamp,year:int,month:int,day:int,hour:int,minute:int,second:int>
--- !query 14 output
+-- !query 13 output
 	1997-01-02 00:00:00	1997	1	2	0	0	0
 	1997-01-02 03:04:05	1997	1	2	3	4	5
 	1997-02-10 17:32:01	1997	2	10	17	32	1
 	2001-09-22 18:19:20	2001	9	22	18	19	20
 
 
--- !query 15
-set spark.sql.parser.ansi.enabled=true
--- !query 15 schema
-struct<key:string,value:string>
--- !query 15 output
-spark.sql.parser.ansi.enabled	true
-
-
--- !query 16
+-- !query 14
 SELECT '' AS `54`, d1 as `timestamp`,
     date_part( 'quarter', d1) AS quarter, date_part( 'msec', d1) AS msec,
     date_part( 'usec', d1) AS usec
     FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01'
--- !query 16 schema
+-- !query 14 schema
 struct<54:string,timestamp:timestamp,quarter:int,msec:decimal(8,3),usec:int>
--- !query 16 output
+-- !query 14 output
 	1997-01-02 00:00:00	1	0	0
 	1997-01-02 03:04:05	1	5000	5000000
 	1997-02-10 17:32:01	1	1000	1000000
 	2001-09-22 18:19:20	3	20000	20000000
 
 
--- !query 17
+-- !query 15
 SELECT '' AS `54`, d1 as `timestamp`,
     date_part( 'isoyear', d1) AS isoyear, date_part( 'week', d1) AS week,
     date_part( 'dow', d1) AS dow
     FROM TIMESTAMP_TBL WHERE d1 BETWEEN '1902-01-01' AND '2038-01-01'
--- !query 17 schema
+-- !query 15 schema
 struct<54:string,timestamp:timestamp,isoyear:int,week:int,dow:int>
--- !query 17 output
+-- !query 15 output
 	1997-01-02 00:00:00	1997	1	4
 	1997-01-02 03:04:05	1997	1	4
 	1997-02-10 17:32:01	1997	7	1
 	2001-09-22 18:19:20	2001	38	6
 
 
--- !query 18
+-- !query 16
 SELECT make_timestamp(2014,12,28,6,30,45.887)
--- !query 18 schema
+-- !query 16 schema
 struct<make_timestamp(2014, 12, 28, 6, 30, CAST(45.887 AS DECIMAL(8,6))):timestamp>
--- !query 18 output
+-- !query 16 output
 2014-12-28 06:30:45.887
 
 
--- !query 19
+-- !query 17
 DROP TABLE TIMESTAMP_TBL
--- !query 19 schema
+-- !query 17 schema
 struct<>
--- !query 19 output
+-- !query 17 output