[Fix](nereids) fix condition function partition prune

regression-test/suites/nereids_rules_p0/partition_prune/test_condition_function.groovy

@@ -0,0 +1,51 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied. See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+
+suite("test_condition_function") {
+ sql "SET enable_nereids_planner=true"
+ sql "SET enable_fallback_to_original_planner=false"
+ sql "set enable_fold_constant_by_be=false;"
+ sql "set disable_nereids_rules='prune_empty_partition'"
+
+ sql "drop table if exists test_condition_function_partition_prune;"
+
+ sql """CREATE TABLE `test_condition_function_partition_prune` (id int ,`period` TEXT NULL, `part_dt` datetime NULL )
+ PARTITION BY RANGE(`part_dt`)
+ (PARTITION p20240501 VALUES [('2024-05-01 00:00:00'), ('2024-05-02 00:00:00'))
+ , PARTITION p20240601 VALUES [('2024-06-01 00:00:00'), ('2024-06-02 00:00:00'))
+ , PARTITION p20240610 VALUES [('2024-06-10 00:00:00'), ('2024-06-11 00:00:00')))
+ distributed by hash(id) properties("replication_num"="1");"""
+
+ sql "insert into test_condition_function_partition_prune(id,part_dt,period) values(1,'2024-05-01','20240606');"
+ sql "insert into test_condition_function_partition_prune(id,part_dt,period) values(2,'2024-06-01','20240606');"
+ sql "insert into test_condition_function_partition_prune(id,part_dt,period) values(3,'2024-06-10','20240606');"
+
+ explain {
+ sql """
+ select period
+ from test_condition_function_partition_prune as a
+ where
+ case when substr('abc',1,2)<>'123'
+ then substr(part_dt,1,4)>=substr('20240609',1,4)
+ else
+ part_dt<'20240601' and part_dt>='20240101'
+ end;"""
+ contains "partitions=3/3 (p20240501,p20240601,p20240610)"
+ }
+
+}