Added Support For More Formats For Get_Format

Signed-off-by: GabeFernandez310 <[email protected]>

Author: GabeFernandez310

core/src/main/java/org/opensearch/sql/expression/datetime/DateTimeFunction.java

@@ -106,12 +106,27 @@ public class DateTimeFunction {
   // Map used to determine format output for the get_format function
   private static final Table<String, String, String> formats =
       ImmutableTable.<String, String, String>builder()
-      //TODO: Add support for other formats
-      .put("date", "usa", "%m.%d.%Y")
-      .put("time", "usa", "%h:%i:%s %p")
-      .put("datetime", "usa", "%Y-%m-%d %H.%i.%s")
-      .put("timestamp", "usa", "%Y-%m-%d %H.%i.%s")
-      .build();
+          .put("date", "usa", "%m.%d.%Y")
+          .put("date", "jis", "%Y-%m-%d")
+          .put("date", "iso", "%Y-%m-%d")
+          .put("date", "eur", "%d.%m.%Y")
+          .put("date", "internal", "%Y%m%d")
+          .put("datetime", "usa", "%Y-%m-%d %H.%i.%s")
+          .put("datetime", "jis", "%Y-%m-%d %H:%i:%s")
+          .put("datetime", "iso", "%Y-%m-%d %H:%i:%s")
+          .put("datetime", "eur", "%Y-%m-%d %H.%i.%s")
+          .put("datetime", "internal", "%Y%m%d%H%i%s")
+          .put("time", "usa", "%h:%i:%s %p")
+          .put("time", "jis", "%H:%i:%s")
+          .put("time", "iso", "%H:%i:%s")
+          .put("time", "eur", "%H.%i.%s")
+          .put("time", "internal", "%H%i%s")
+          .put("timestamp", "usa", "%Y-%m-%d %H.%i.%s")
+          .put("timestamp", "jis", "%Y-%m-%d %H:%i:%s")
+          .put("timestamp", "iso", "%Y-%m-%d %H:%i:%s")
+          .put("timestamp", "eur", "%Y-%m-%d %H.%i.%s")
+          .put("timestamp", "internal", "%Y%m%d%H%i%s")
+          .build();
 
   /**
    * Register Date and Time Functions.

core/src/test/java/org/opensearch/sql/expression/datetime/DateTimeFunctionTest.java

@@ -678,9 +678,25 @@ public void from_days() {
   private static Stream<Arguments> getTestDataForGetFormat() {
     return Stream.of(
         Arguments.of("DATE", "USA", "%m.%d.%Y"),
+        Arguments.of("DATE", "JIS", "%Y-%m-%d"),
+        Arguments.of("DATE", "ISO", "%Y-%m-%d"),
+        Arguments.of("DATE", "EUR", "%d.%m.%Y"),
+        Arguments.of("DATE", "INTERNAL", "%Y%m%d"),
         Arguments.of("DATETIME", "USA", "%Y-%m-%d %H.%i.%s"),
+        Arguments.of("DATETIME", "JIS", "%Y-%m-%d %H:%i:%s"),
+        Arguments.of("DATETIME", "ISO", "%Y-%m-%d %H:%i:%s"),
+        Arguments.of("DATETIME", "EUR", "%Y-%m-%d %H.%i.%s"),
+        Arguments.of("DATETIME", "INTERNAL", "%Y%m%d%H%i%s"),
+        Arguments.of("TIME", "USA", "%h:%i:%s %p"),
+        Arguments.of("TIME", "JIS", "%H:%i:%s"),
+        Arguments.of("TIME", "ISO", "%H:%i:%s"),
+        Arguments.of("TIME", "EUR", "%H.%i.%s"),
+        Arguments.of("TIME", "INTERNAL", "%H%i%s"),
         Arguments.of("TIMESTAMP", "USA", "%Y-%m-%d %H.%i.%s"),
-        Arguments.of("TIME", "USA", "%h:%i:%s %p")
+        Arguments.of("TIMESTAMP", "JIS", "%Y-%m-%d %H:%i:%s"),
+        Arguments.of("TIMESTAMP", "ISO", "%Y-%m-%d %H:%i:%s"),
+        Arguments.of("TIMESTAMP", "EUR", "%Y-%m-%d %H.%i.%s"),
+        Arguments.of("TIMESTAMP", "INTERNAL", "%Y%m%d%H%i%s")
     );
   }
 

docs/user/dql/functions.rst

@@ -1772,7 +1772,7 @@ Usage: Returns a string value containing string format specifiers based on the i
 
 Argument type: TYPE, STRING
 TYPE must be one of the following tokens: [DATE, TIME, DATETIME, TIMESTAMP].
-STRING must be one of the following tokens: ["USA"] (" can be replaced by ').
+STRING must be one of the following tokens: ["USA", "JIS", "ISO", "EUR", "INTERNAL"] (" can be replaced by ').
 
 Examples::