[SPARK-47719] LEGACY_TIME_PARSER_POLICY_KEY default to CORRECTED

sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala

@@ -4016,13 +4016,13 @@ object SQLConf {
     .doc("When LEGACY, java.text.SimpleDateFormat is used for formatting and parsing " +
       "dates/timestamps in a locale-sensitive manner, which is the approach before Spark 3.0. " +
       "When set to CORRECTED, classes from java.time.* packages are used for the same purpose. " +
-      "The default value is EXCEPTION, RuntimeException is thrown when we will get different " +
-      "results.")
+      "When set to EXCEPTION, RuntimeException is thrown when we will get different " +
+      "results. The default is CORRECTED.")
     .version("3.0.0")
     .stringConf
     .transform(_.toUpperCase(Locale.ROOT))
     .checkValues(LegacyBehaviorPolicy.values.map(_.toString))
-    .createWithDefault(LegacyBehaviorPolicy.EXCEPTION.toString)
+    .createWithDefault(LegacyBehaviorPolicy.CORRECTED.toString)
 
   val LEGACY_ARRAY_EXISTS_FOLLOWS_THREE_VALUED_LOGIC =
     buildConf("spark.sql.legacy.followThreeValuedLogicInArrayExists")

sql/core/src/test/resources/sql-tests/inputs/datetime-exception.sql

@@ -0,0 +1,3 @@
+--SET spark.sql.legacy.timeParserPolicy=EXCEPTION
+--IMPORT date.sql
+--IMPORT timestamp.sql

sql/core/src/test/resources/sql-tests/inputs/datetime-formatting-exception.sql

@@ -0,0 +1,2 @@
+--SET spark.sql.legacy.timeParserPolicy=EXCEPTION
+--IMPORT datetime-formatting.sql

sql/core/src/test/resources/sql-tests/inputs/datetime-parsing-exception.sql

@@ -0,0 +1,2 @@
+--SET spark.sql.legacy.timeParserPolicy=EXCEPTION
+--IMPORT datetime-parsing.sql

sql/core/src/test/resources/sql-tests/results/datetime-parsing-exception.sql.out

@@ -0,0 +1,207 @@
+-- Automatically generated by SQLQueryTestSuite
+-- !query
+select to_timestamp('1', 'y')
+-- !query schema
+struct<to_timestamp(1, y):timestamp>
+-- !query output
+0001-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('009999', 'y')
+-- !query schema
+struct<to_timestamp(009999, y):timestamp>
+-- !query output
+9999-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('00', 'yy')
+-- !query schema
+struct<to_timestamp(00, yy):timestamp>
+-- !query output
+2000-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('99', 'yy')
+-- !query schema
+struct<to_timestamp(99, yy):timestamp>
+-- !query output
+2099-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('001', 'yyy')
+-- !query schema
+struct<to_timestamp(001, yyy):timestamp>
+-- !query output
+0001-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('009999', 'yyy')
+-- !query schema
+struct<to_timestamp(009999, yyy):timestamp>
+-- !query output
+9999-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('0001', 'yyyy')
+-- !query schema
+struct<to_timestamp(0001, yyyy):timestamp>
+-- !query output
+0001-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('9999', 'yyyy')
+-- !query schema
+struct<to_timestamp(9999, yyyy):timestamp>
+-- !query output
+9999-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('00001', 'yyyyy')
+-- !query schema
+struct<to_timestamp(00001, yyyyy):timestamp>
+-- !query output
+0001-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('09999', 'yyyyy')
+-- !query schema
+struct<to_timestamp(09999, yyyyy):timestamp>
+-- !query output
+9999-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('000001', 'yyyyyy')
+-- !query schema
+struct<to_timestamp(000001, yyyyyy):timestamp>
+-- !query output
+0001-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('009999', 'yyyyyy')
+-- !query schema
+struct<to_timestamp(009999, yyyyyy):timestamp>
+-- !query output
+9999-01-01 00:00:00
+
+
+-- !query
+select to_timestamp('9', 'D')
+-- !query schema
+struct<to_timestamp(9, D):timestamp>
+-- !query output
+1970-01-09 00:00:00
+
+
+-- !query
+select to_timestamp('300', 'D')
+-- !query schema
+struct<to_timestamp(300, D):timestamp>
+-- !query output
+1970-10-27 00:00:00
+
+
+-- !query
+select to_timestamp('09', 'DD')
+-- !query schema
+struct<to_timestamp(09, DD):timestamp>
+-- !query output
+1970-01-09 00:00:00
+
+
+-- !query
+select to_timestamp('99', 'DD')
+-- !query schema
+struct<to_timestamp(99, DD):timestamp>
+-- !query output
+1970-04-09 00:00:00
+
+
+-- !query
+select to_timestamp('100', 'DD')
+-- !query schema
+struct<to_timestamp(100, DD):timestamp>
+-- !query output
+1970-04-10 00:00:00
+
+
+-- !query
+select to_timestamp('009', 'DDD')
+-- !query schema
+struct<to_timestamp(009, DDD):timestamp>
+-- !query output
+1970-01-09 00:00:00
+
+
+-- !query
+select to_timestamp('365', 'DDD')
+-- !query schema
+struct<to_timestamp(365, DDD):timestamp>
+-- !query output
+1970-12-31 00:00:00
+
+
+-- !query
+select to_timestamp('31-365', 'dd-DDD')
+-- !query schema
+struct<to_timestamp(31-365, dd-DDD):timestamp>
+-- !query output
+1970-12-31 00:00:00
+
+
+-- !query
+select to_timestamp('12-365', 'MM-DDD')
+-- !query schema
+struct<to_timestamp(12-365, MM-DDD):timestamp>
+-- !query output
+1970-12-31 00:00:00
+
+
+-- !query
+select to_timestamp('2020-365', 'yyyy-DDD')
+-- !query schema
+struct<to_timestamp(2020-365, yyyy-DDD):timestamp>
+-- !query output
+2020-12-30 00:00:00
+
+
+-- !query
+select to_timestamp('12-31-365', 'MM-dd-DDD')
+-- !query schema
+struct<to_timestamp(12-31-365, MM-dd-DDD):timestamp>
+-- !query output
+1970-12-31 00:00:00
+
+
+-- !query
+select to_timestamp('2020-30-365', 'yyyy-dd-DDD')
+-- !query schema
+struct<to_timestamp(2020-30-365, yyyy-dd-DDD):timestamp>
+-- !query output
+2020-12-30 00:00:00
+
+
+-- !query
+select to_timestamp('2020-12-350', 'yyyy-MM-DDD')
+-- !query schema
+struct<to_timestamp(2020-12-350, yyyy-MM-DDD):timestamp>
+-- !query output
+2020-12-15 00:00:00
+
+
+-- !query
+select to_timestamp('2020-12-31-366', 'yyyy-MM-dd-DDD')
+-- !query schema
+struct<to_timestamp(2020-12-31-366, yyyy-MM-dd-DDD):timestamp>
+-- !query output
+2020-12-31 00:00:00