kevinjqliu commented on code in PR #16303:
URL: https://github.com/apache/iceberg/pull/16303#discussion_r3238387587
##########
spark/v3.4/spark/src/main/java/org/apache/iceberg/spark/source/SparkCopyOnWriteScan.java:
##########
@@ -118,26 +117,11 @@ public NamedReference[] filterAttributes() {
}
@Override
- public void filter(Filter[] filters) {
- Preconditions.checkState(
- Objects.equals(snapshotId(), currentSnapshotId()),
- "Runtime file filtering is not possible: the table has been
concurrently modified. "
- + "Row-level operation scan snapshot ID: %s, current table
snapshot ID: %s. "
- + "If an external process modifies the table, enable table caching
in the catalog. "
- + "If multiple threads modify the table, use independent Spark
sessions in each thread.",
- snapshotId(),
- currentSnapshotId());
-
Review Comment:
as @huaxingao points out offline, spark 4.1 does not currently have this
guard
https://github.com/apache/iceberg/blame/e5e2e8b610af408ea33613d2739ccf39428cbe2a/spark/v4.1/spark/src/main/java/org/apache/iceberg/spark/source/SparkCopyOnWriteScan.java#L95-L96
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