vamshikrishnakyatham commented on code in PR #14115:
URL: https://github.com/apache/hudi/pull/14115#discussion_r2446115526
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hudi-sync/hudi-sync-common/src/main/java/org/apache/hudi/sync/common/HoodieSyncClient.java:
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@@ -121,10 +121,25 @@ public MessageType getStorageSchema(boolean
includeMetadataField) {
try {
return tableSchemaResolver.getTableParquetSchema(includeMetadataField);
} catch (Exception e) {
- throw new HoodieSyncException("Failed to read schema from storage.", e);
+ throw new HoodieSyncException(buildSchemaReadErrorMessage(e), e);
}
}
+ private String buildSchemaReadErrorMessage(Exception e) {
+ String errorMessage = e.getMessage() != null ? e.getMessage() :
e.getClass().getName();
+ if (e instanceof java.io.FileNotFoundException) {
+ return "Cannot read Hudi table schema - required data file is
missing.\n\n"
+ + "This can happen due to:\n"
+ + " 1. Aggressive cleaner retention compared to query run times\n"
+ + " 2. Manual file deletions (timeline files or data files)\n"
+ + " 3. Concurrent writers without proper locking or configurations
set\n\n"
+ + "Depending on the root cause, mitigation might differ.\n\n"
+ + "Original error: " + errorMessage;
Review Comment:
right, haven't put that properly, updated it
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