HuangZhenQiu commented on a change in pull request #10476: [FLINK-14911]
[table] register and drop temp catalog functions from D…
URL: https://github.com/apache/flink/pull/10476#discussion_r355068472
##########
File path:
flink-table/flink-table-api-java/src/main/java/org/apache/flink/table/api/internal/TableEnvironmentImpl.java
##########
@@ -729,13 +738,33 @@ private void registerTableSinkInternal(String name,
TableSink<?> tableSink) {
}
private void createCatalogFunction(CreateFunctionOperation
createFunctionOperation) {
- Catalog catalog =
getCatalogOrThrowException(createFunctionOperation.getFunctionIdentifier().getCatalogName());
String exMsg =
getDDLOpExecuteErrorMsg(createFunctionOperation.asSummaryString());
try {
- catalog.createFunction(
-
createFunctionOperation.getFunctionIdentifier().toObjectPath(),
- createFunctionOperation.getCatalogFunction(),
- createFunctionOperation.isIgnoreIfExists());
+ CatalogFunction function =
createFunctionOperation.getCatalogFunction();
+ if (function.isTemporary()) {
+ boolean exist =
functionCatalog.hasTemporaryCatalogFunction(
+
createFunctionOperation.getFunctionIdentifier());
+ if (!exist) {
+ FunctionDefinition functionDefinition =
FunctionDefinitionUtil.createFunctionDefinition(
+
createFunctionOperation.getFunctionName(),
+ function);
+ registerFunctionInFunctionCatalog(
+
createFunctionOperation.getFunctionIdentifier(),
+ functionDefinition);
+ } else if
(!createFunctionOperation.isIgnoreIfExists()) {
+ throw new
FunctionAlreadyExistException(FunctionCatalog.TEMPORARY_CATALOG,
+
createFunctionOperation.getFunctionIdentifier().toObjectPath());
+ }
+ } else {
+ Catalog catalog = getCatalogOrThrowException(
+
createFunctionOperation.getFunctionIdentifier().getCatalogName());
+ catalog.createFunction(
Review comment:
It is the current behavior, right? The function can throw both catalog
doesn't exist Validation Exception and also FunctionAlreadyExistException. They
are handled in this way, so that validation exception can be thrown without
wrapped to a TableException.
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