[FLINK-38308] Reduce logging of date parse errors in DateTimeUtils

rkhachatryan · rkhachatryan · commit 863b0511c00e · 2025-09-02T10:02:52.000+02:00
diff --git a/flink-table/flink-table-common/src/main/java/org/apache/flink/table/utils/DateTimeUtils.java b/flink-table/flink-table-common/src/main/java/org/apache/flink/table/utils/DateTimeUtils.java
@@ -800,7 +800,7 @@ public static String formatTimestampStringWithOffset(
 
             return toFormatter.format(date);
         } catch (ParseException e) {
-            LOG.error(
+            LOG.debug(
                     "Exception when formatting: '"
                             + dateStr
                             + "' from: '"
@@ -809,8 +809,7 @@ public static String formatTimestampStringWithOffset(
                             + toFormat
                             + "' with offsetMills: '"
                             + offsetMills
-                            + "'",
-                    e);
+                            + "'");
             return null;
         }
     }
@@ -1011,11 +1010,10 @@ private static long internalParseTimestampMillis(String dateStr, String format,
             Date date = formatter.parse(dateStr);
             return date.getTime();
         } catch (ParseException e) {
-            LOG.error(
+            LOG.debug(
                     String.format(
                             "Exception when parsing datetime string '%s' in format '%s'",
-                            dateStr, format),
-                    e);
+                            dateStr, format));
             return Long.MIN_VALUE;
         }
     }
