ajantha-bhat commented on code in PR #4902:
URL: https://github.com/apache/iceberg/pull/4902#discussion_r910188066
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spark/v3.2/spark/src/main/java/org/apache/iceberg/spark/procedures/RewriteDataFilesProcedure.java:
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@@ -140,20 +139,34 @@ private RewriteDataFiles checkAndApplyOptions(InternalRow
args, RewriteDataFiles
return action.options(options);
}
- private RewriteDataFiles checkAndApplyStrategy(RewriteDataFiles action,
String strategy, SortOrder sortOrder) {
+ private RewriteDataFiles checkAndApplyStrategy(
+ RewriteDataFiles action,
+ String strategy,
+ String sortOrderString,
+ Table table) {
+ Pattern zOrderPattern = Pattern.compile("zorder\\s*\\(.*\\)",
Pattern.CASE_INSENSITIVE);
+ boolean isZOrder = sortOrderString != null &&
zOrderPattern.matcher(sortOrderString).matches();
// caller of this function ensures that between strategy and sortOrder, at
least one of them is not null.
if (strategy == null || strategy.equalsIgnoreCase("sort")) {
- return action.sort(sortOrder);
+ if (isZOrder) {
+ String columns = sortOrderString.substring(
Review Comment:
I mean, If we support this we should even support sort order = c1,
Zorder(c2,c3). Not just the zorder but a mixture of zorder and sort order I
guess.
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