godfreyhe commented on a change in pull request #12355:
URL: https://github.com/apache/flink/pull/12355#discussion_r434424341
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File path:
flink-table/flink-sql-client/src/main/java/org/apache/flink/table/client/cli/CliClient.java
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@@ -253,7 +253,13 @@ public boolean submitUpdate(String statement) {
//
--------------------------------------------------------------------------------------------
private Optional<SqlCommandCall> parseCommand(String line) {
- final Optional<SqlCommandCall> parsedLine =
SqlCommandParser.parse(executor.getSqlParser(sessionId), line);
+ final Optional<SqlCommandCall> parsedLine;
+ try {
+ parsedLine =
SqlCommandParser.parse(executor.getSqlParser(sessionId), line);
+ } catch (SqlExecutionException e) {
+ printExecutionException(e);
+ return Optional.empty();
+ }
if (!parsedLine.isPresent()) {
printError(CliStrings.MESSAGE_UNKNOWN_SQL);
Review comment:
I think we should keep this. because when TableEnvironment supports new
operation but forgets to update SqlCommandParser, we should print error here or
throw exception in SqlCommandParser
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