[SPARK-29864][SQL][FOLLOWUP] Reference the config for the old behavior in error message

### What changes were proposed in this pull request?
Follow up work for SPARK-29864, reference the config  `spark.sql.legacy.fromDayTimeString.enabled` in error message.

### Why are the changes needed?
For better usability.

### Does this PR introduce any user-facing change?
No.

### How was this patch tested?
Existing tests.

Closes #27464 from xuanyuanking/SPARK-29864-follow.

Authored-by: Yuanjian Li <xyliyuanjian@gmail.com>
Signed-off-by: Dongjoon Hyun <dhyun@apple.com>

sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/IntervalUtils.scala

@@ -176,6 +176,9 @@ object IntervalUtils {
   private val dayTimePatternLegacy =
     "^([+|-])?((\\d+) )?((\\d+):)?(\\d+):(\\d+)(\\.(\\d+))?$".r
 
+  private val fallbackNotice = s"set ${SQLConf.LEGACY_FROM_DAYTIME_STRING.key} to true " +
+    "to restore the behavior before Spark 3.0."
+
   /**
    * Legacy method of parsing a string in a day-time format. It ignores the `from` bound,
    * and takes into account only the `to` bound by truncating the result. For example,
@@ -195,7 +198,8 @@ object IntervalUtils {
     require(input != null, "Interval day-time string must be not null")
     assert(input.length == input.trim.length)
     val m = dayTimePatternLegacy.pattern.matcher(input)
-    require(m.matches, s"Interval string must match day-time format of 'd h:m:s.n': $input")
+    require(m.matches, s"Interval string must match day-time format of 'd h:m:s.n': $input, " +
+      s"$fallbackNotice")
 
     try {
       val sign = if (m.group(1) != null && m.group(1) == "-") -1 else 1
@@ -296,7 +300,8 @@ object IntervalUtils {
     require(regexp.isDefined, s"Cannot support (interval '$input' $from to $to) expression")
     val pattern = regexp.get.pattern
     val m = pattern.matcher(input)
-    require(m.matches, s"Interval string must match day-time format of '$pattern': $input")
+    require(m.matches, s"Interval string must match day-time format of '$pattern': $input, " +
+      s"$fallbackNotice")
     var micros: Long = 0L
     var days: Int = 0
     unitsRange(to, from).foreach {

sql/core/src/test/resources/sql-tests/results/ansi/interval.sql.out

@@ -320,7 +320,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 20 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 20 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 15:40:32.99899999' day to hour
@@ -334,7 +334,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 20 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 20 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 15:40:32.99899999' day to minute
@@ -348,7 +348,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40:32.99899999' hour to minute
@@ -362,7 +362,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40.99899999' hour to second
@@ -376,7 +376,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40' hour to second
@@ -390,7 +390,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 20 40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 20 40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 40:32.99899999' minute to second

sql/core/src/test/resources/sql-tests/results/interval.sql.out

@@ -314,7 +314,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 20 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 20 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 15:40:32.99899999' day to hour
@@ -328,7 +328,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 20 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 20 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 15:40:32.99899999' day to minute
@@ -342,7 +342,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 15:40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 15:40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40:32.99899999' hour to minute
@@ -356,7 +356,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40.99899999' hour to second
@@ -370,7 +370,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 15:40, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '15:40' hour to second
@@ -384,7 +384,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 20 40:32.99899999(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 20 40:32.99899999, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 select interval '20 40:32.99899999' minute to second

sql/core/src/test/resources/sql-tests/results/postgreSQL/interval.sql.out

@@ -105,7 +105,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 1 2:03(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 1 2:03, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03' day to hour
@@ -119,7 +119,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 1 2:03:04(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2})$': 1 2:03:04, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03:04' day to hour
@@ -141,7 +141,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03:04(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03:04, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03:04' day to minute
@@ -155,7 +155,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<day>\d+) (?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03' day to second
@@ -177,7 +177,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03' hour to minute
@@ -191,7 +191,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03:04(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2})$': 1 2:03:04, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03:04' hour to minute
@@ -205,7 +205,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03' hour to second
@@ -219,7 +219,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03:04(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<hour>\d{1,2}):(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03:04, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03:04' hour to second
@@ -233,7 +233,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03' minute to second
@@ -247,7 +247,7 @@ struct<>
 -- !query output
 org.apache.spark.sql.catalyst.parser.ParseException
 
-requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03:04(line 1, pos 16)
+requirement failed: Interval string must match day-time format of '^(?<sign>[+|-])?(?<minute>\d{1,2}):(?<second>(\d{1,2})(\.(\d{1,9}))?)$': 1 2:03:04, set spark.sql.legacy.fromDayTimeString.enabled to true to restore the behavior before Spark 3.0.(line 1, pos 16)
 
 == SQL ==
 SELECT interval '1 2:03:04' minute to second