zabetak commented on code in PR #4777:
URL: https://github.com/apache/hive/pull/4777#discussion_r1360398549
##########
common/src/java/org/apache/hadoop/hive/conf/HiveConf.java:
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@@ -3860,6 +3860,17 @@ public static enum ConfVars {
"is discouraged. It suffers from known bugs that are unlikely to be
fixed in subsequent versions of the product." +
"Furthermore, using SIMPLE formatter may lead to strange behavior, and
unexpected results when combined " +
"with SQL functions/operators that are using the new DATETIME
formatter."),
+
+ HIVE_DATETIME_RESOLVERSTYLE("hive.datetime.resolver.style", "SMART", new
StringSet("SMART", "STRICT", "LENIENT"),
+ "* SMART: Using smart resolution will perform the sensible default for
each field,For example," +
+ " Any value beyond the last valid day-of-month will be converted
to the last valid day-of-month." +
+ "* STRICT: Using strict resolution will ensure that all parsed
values are within the outer range of valid" +
+ " values for the field. For example, resolving year-month and
day-of-month will ensure that" +
+ " the day-of-month is valid for the year-month, rejecting invalid
values." +
+ "* LENIENT: Using lenient resolution will resolve the values in an
appropriate lenient manner. For " +
+ "example, lenient mode allows the month to be outside the range 1
to 12. " +
+ "For example, month 15 is treated as being 3 months after month
12."),
Review Comment:
We decided to keep LENIENT. See
https://github.com/apache/hive/pull/4777#discussion_r1354861922
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