walterddr commented on code in PR #10384:
URL: https://github.com/apache/pinot/pull/10384#discussion_r1155060974
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pinot-common/src/main/java/org/apache/pinot/common/datatable/DataTable.java:
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@@ -137,6 +137,7 @@ enum MetadataKey {
// We keep this constant to track the max id added so far for backward
compatibility.
// Increase it when adding new keys, but NEVER DECREASE IT!!!
private static final int MAX_ID = 31;
+ public static final String MULTI_VALUE_STRING_SEPARATOR = "::";
Review Comment:
what's the intent here? why do we need to put this in DataTable MetadataKey?
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