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new 6bebf92254 [fix][FE] fix be coredump when children of FunctionCallExpr
is folded (#16064)
6bebf92254 is described below
commit 6bebf9225454ef6bcbaccca48fe111e92e3f3a11
Author: shee <13843187+qz...@users.noreply.github.com>
AuthorDate: Mon Jan 30 15:25:00 2023 +0800
[fix][FE] fix be coredump when children of FunctionCallExpr is folded
(#16064)
Co-authored-by: shizhiqiang03 <shizhiqian...@meituan.com>
fix be coredump when children of FunctionCallExpr is folded
---
.../mvrewrite/CountDistinctToBitmapOrHLLRule.java | 2 +-
.../test_count_distinct_with_case_function.out | 3 ++
.../test_count_distinct_with_case_function.groovy | 58 ++++++++++++++++++++++
3 files changed, 62 insertions(+), 1 deletion(-)
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/rewrite/mvrewrite/CountDistinctToBitmapOrHLLRule.java
b/fe/fe-core/src/main/java/org/apache/doris/rewrite/mvrewrite/CountDistinctToBitmapOrHLLRule.java
index e9e4795c31..b27169b448 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/rewrite/mvrewrite/CountDistinctToBitmapOrHLLRule.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/rewrite/mvrewrite/CountDistinctToBitmapOrHLLRule.java
@@ -58,7 +58,7 @@ public class CountDistinctToBitmapOrHLLRule implements
ExprRewriteRule {
return expr;
}
// rewrite expr
- FunctionParams newParams = new FunctionParams(false,
fnExpr.getParams().exprs());
+ FunctionParams newParams = new FunctionParams(false,
fnExpr.getChildren());
if (fnExpr.getChild(0).getType().isBitmapType()) {
FunctionCallExpr bitmapExpr = new
FunctionCallExpr(FunctionSet.BITMAP_UNION_COUNT, newParams);
bitmapExpr.analyzeNoThrow(analyzer);
diff --git
a/regression-test/data/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.out
b/regression-test/data/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.out
new file mode 100644
index 0000000000..b3a2b05813
--- /dev/null
+++
b/regression-test/data/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.out
@@ -0,0 +1,3 @@
+-- This file is automatically generated. You should know what you did if you
want to edit this
+-- !select --
+2
diff --git
a/regression-test/suites/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.groovy
b/regression-test/suites/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.groovy
new file mode 100644
index 0000000000..87c8369ab8
--- /dev/null
+++
b/regression-test/suites/query_p0/sql_functions/case_function/test_count_distinct_with_case_function.groovy
@@ -0,0 +1,58 @@
+// 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_count_distinct_with_case_function") {
+ sql "DROP DATABASE IF EXISTS test_count_distinct_with_case_function"
+
+ sql "CREATE DATABASE test_count_distinct_with_case_function"
+
+ sql "USE test_count_distinct_with_case_function"
+
+ sql """
+ CREATE TABLE `a` (
+ `k1` int(11) NULL COMMENT "",
+ `k2` bitmap BITMAP_UNION NULL COMMENT "",
+ `k3` bitmap BITMAP_UNION NULL COMMENT ""
+ ) ENGINE=OLAP
+ AGGREGATE KEY(`k1`)
+ DISTRIBUTED BY HASH(`k1`) BUCKETS 10
+ PROPERTIES (
+ "replication_num" = "1",
+ "in_memory" = "false",
+ "storage_format" = "V2"
+ );
+ """
+
+ sql """
+ CREATE TABLE `b` (
+ `k1` int(11) NULL COMMENT ""
+ ) ENGINE=OLAP
+ DUPLICATE KEY(`k1`)
+ DISTRIBUTED BY HASH(`k1`) BUCKETS 10
+ PROPERTIES (
+ "replication_num" = "1",
+ "in_memory" = "false",
+ "storage_format" = "V2"
+ );
+ """
+ sql "insert into a values(1,to_bitmap(1),to_bitmap(1));"
+ sql "insert into a values(1,to_bitmap(1),to_bitmap(2));"
+ sql "insert into a values(2,to_bitmap(1),to_bitmap(1));"
+ sql "insert into b values(1);"
+
+ qt_select "select count(distinct case when false then k2 when true then k3
end) as tmp from a where k1 in (select k1 from b group by k1);"
+}
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