fhueske commented on a change in pull request #6621: [FLINK-8686] [sql-client]
Limit result size for prototyping modes
URL: https://github.com/apache/flink/pull/6621#discussion_r213012121
##########
File path:
flink-libraries/flink-sql-client/src/main/java/org/apache/flink/table/client/cli/CliChangelogResultView.java
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@@ -133,6 +134,13 @@ protected void refresh() {
}
// update results
+
+ // formatting and printing of rows is
expensive in the current implementation,
+ // therefore we limit the maximum
number of lines shown in changelog mode to
+ // keep the CLI responsive
+ if (results.size() >=
DEFAULT_MAX_ROW_COUNT) {
+ results.remove(0);
Review comment:
Alternatively, we could delete all entries at once with
`ArrayList.removeRange()`
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