JingsongLi commented on code in PR #3814:
URL: https://github.com/apache/paimon/pull/3814#discussion_r1697006477
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paimon-core/src/main/java/org/apache/paimon/operation/KeyValueFileStoreWrite.java:
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@@ -356,13 +361,26 @@ private <T> LookupLevels<T> createLookupLevels(
cacheManager,
new
RowCompactedSerializer(keyType).createSliceComparator());
Options options = this.options.toConfiguration();
+ InternalRow.FieldGetter[] getters = partitionType.fieldGetters();
+ StringBuilder builder = new StringBuilder();
+ for (InternalRow.FieldGetter getter : getters) {
+ Object part = getter.getFieldOrNull(partition);
+ if (part != null) {
+ builder.append(part);
+ } else {
+ builder.append("null");
+ }
+ builder.append("-");
+ }
+ String prefix = String.format("%s-%s", builder, bucket);
Review Comment:
I am concerned that it may be too long. Can we use its hash directly as a
prefix?
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