lsyldliu commented on code in PR #24600:
URL: https://github.com/apache/flink/pull/24600#discussion_r1579356007
##########
flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/plan/optimize/program/DynamicPartitionPruningProgramTest.java:
##########
@@ -81,6 +87,42 @@ void setup() {
+ ")");
}
+ @Test
+ void testLargeQueryPlanShouldNotOutOfMemory() {
+ // TABLE_OPTIMIZER_DYNAMIC_FILTERING_ENABLED is already enabled
+ List<String> strings = new ArrayList<>();
+ for (int i = 0; i < 100; i++) {
+ util.tableEnv()
+ .executeSql(
+ "CREATE TABLE IF NOT EXISTS table"
+ + i
+ + "(att STRING,filename STRING) "
+ + "with("
+ + " 'connector' = 'values', "
+ + " 'runtime-source' = 'NewSource', "
+ + " 'bounded' = 'true'"
+ + ")");
+ strings.add("select att,filename from table" + i);
+ }
+
+ final String countName = "CNM";
+ Table allUnionTable = util.tableEnv().sqlQuery(String.join(" UNION ALL
", strings));
+ Table res =
Review Comment:
Can you complete this test pattern using SQL query purely instead of table
API?
##########
flink-table/flink-table-planner/src/test/java/org/apache/flink/table/planner/plan/optimize/program/DynamicPartitionPruningProgramTest.java:
##########
@@ -81,6 +87,42 @@ void setup() {
+ ")");
}
+ @Test
+ void testLargeQueryPlanShouldNotOutOfMemory() {
+ // TABLE_OPTIMIZER_DYNAMIC_FILTERING_ENABLED is already enabled
+ List<String> strings = new ArrayList<>();
Review Comment:
strings -> subQueries?
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