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The following commit(s) were added to refs/heads/branch-2.1 by this push:
new d61737f04b9 branch-2.1: [fix](function) fix the function elt #48701
(#48719)
d61737f04b9 is described below
commit d61737f04b9574285759db2a70b1395c39a31d4e
Author: github-actions[bot]
<41898282+github-actions[bot]@users.noreply.github.com>
AuthorDate: Thu Mar 6 11:39:54 2025 +0800
branch-2.1: [fix](function) fix the function elt #48701 (#48719)
Cherry-picked from #48701
Co-authored-by: Sun Chenyang <suncheny...@selectdb.com>
---
be/src/vec/functions/function_string.h | 3 +-
regression-test/data/variant_p0/rqg/rqg6.out | Bin 0 -> 236 bytes
regression-test/suites/variant_p0/rqg/rqg6.sql | 66 +++++++++++++++++++++++++
3 files changed, 68 insertions(+), 1 deletion(-)
diff --git a/be/src/vec/functions/function_string.h
b/be/src/vec/functions/function_string.h
index 613dfe36855..e1c67bb059f 100644
--- a/be/src/vec/functions/function_string.h
+++ b/be/src/vec/functions/function_string.h
@@ -1444,8 +1444,9 @@ public:
auto& target_column =
block.get_by_position(arguments[pos]).column;
if (auto target_const_column =
check_and_get_column<ColumnConst>(*target_column)) {
auto target_data = target_const_column->get_data_at(0);
+ // return NULL, no target data
if (target_data.data == nullptr) {
- null_map = ColumnUInt8::create(input_rows_count,
is_null);
+ null_map = ColumnUInt8::create(input_rows_count, true);
res->insert_many_defaults(input_rows_count);
} else {
res->insert_many_data(target_data.data,
target_data.size, input_rows_count);
diff --git a/regression-test/data/variant_p0/rqg/rqg6.out
b/regression-test/data/variant_p0/rqg/rqg6.out
new file mode 100644
index 00000000000..e3b65b456bb
Binary files /dev/null and b/regression-test/data/variant_p0/rqg/rqg6.out differ
diff --git a/regression-test/suites/variant_p0/rqg/rqg6.sql
b/regression-test/suites/variant_p0/rqg/rqg6.sql
new file mode 100644
index 00000000000..dd9adcb148a
--- /dev/null
+++ b/regression-test/suites/variant_p0/rqg/rqg6.sql
@@ -0,0 +1,66 @@
+-- MySQL dump 10.13 Distrib 8.0.41, for Linux (x86_64)
+--
+-- Host: 127.0.0.1 Database: column_data_type_string_data_id_1000056
+-- ------------------------------------------------------
+-- Server version 5.7.99
+
+/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
+/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
+/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
+/*!50503 SET NAMES utf8mb4 */;
+/*!40103 SET @OLD_TIME_ZONE=@@TIME_ZONE */;
+/*!40103 SET TIME_ZONE='+00:00' */;
+/*!40014 SET @OLD_UNIQUE_CHECKS=@@UNIQUE_CHECKS, UNIQUE_CHECKS=0 */;
+/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS,
FOREIGN_KEY_CHECKS=0 */;
+/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;
+/*!40111 SET @OLD_SQL_NOTES=@@SQL_NOTES, SQL_NOTES=0 */;
+
+--
+-- Table structure for table
`table_200_undef_partitions2_keys3_properties4_distributed_by55`
+--
+
+DROP TABLE IF EXISTS
`table_200_undef_partitions2_keys3_properties4_distributed_by55`;
+/*!40101 SET @saved_cs_client = @@character_set_client */;
+/*!50503 SET character_set_client = utf8mb4 */;
+CREATE TABLE `table_200_undef_partitions2_keys3_properties4_distributed_by55` (
+ `pk` int NULL,
+ `var` variant NULL
+) ENGINE=OLAP
+DUPLICATE KEY(`pk`)
+DISTRIBUTED BY HASH(`pk`) BUCKETS 10
+PROPERTIES (
+"replication_allocation" = "tag.location.default: 1",
+"min_load_replica_num" = "-1",
+"is_being_synced" = "false",
+"storage_medium" = "hdd",
+"storage_format" = "V2",
+"inverted_index_storage_format" = "V2",
+"light_schema_change" = "true",
+"disable_auto_compaction" = "false",
+"enable_single_replica_compaction" = "false",
+"group_commit_interval_ms" = "10000",
+"group_commit_data_bytes" = "134217728"
+);;
+/*!40101 SET character_set_client = @saved_cs_client */;
+
+--
+-- Dumping data for table
`table_200_undef_partitions2_keys3_properties4_distributed_by55`
+--
+
+LOCK TABLES `table_200_undef_partitions2_keys3_properties4_distributed_by55`
WRITE;
+/*!40000 ALTER TABLE
`table_200_undef_partitions2_keys3_properties4_distributed_by55` DISABLE KEYS
*/;
+INSERT INTO `table_200_undef_partitions2_keys3_properties4_distributed_by55`
VALUES
(3,'{\"col_char_100__undef_signed\":\"I\'ll\",\"col_char_100__undef_signed_not_null\":\"w\",\"col_char_255__undef_signed\":\"v\",\"col_char_255__undef_signed_not_null\":\"did\",\"col_string_undef_signed\":\"0\",\"col_string_undef_signed_not_null\":\"0\",\"col_varchar_1000__undef_signed\":\"it\",\"col_varchar_1000__undef_signed_not_null\":\"r\",\"col_varchar_1001__undef_signed\":\"that\'s\",\"col_varchar_1
[...]
+/*!40000 ALTER TABLE
`table_200_undef_partitions2_keys3_properties4_distributed_by55` ENABLE KEYS */;
+UNLOCK TABLES;
+/*!40103 SET TIME_ZONE=@OLD_TIME_ZONE */;
+
+/*!40101 SET SQL_MODE=@OLD_SQL_MODE */;
+/*!40014 SET FOREIGN_KEY_CHECKS=@OLD_FOREIGN_KEY_CHECKS */;
+/*!40014 SET UNIQUE_CHECKS=@OLD_UNIQUE_CHECKS */;
+/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
+/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
+/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;
+/*!40111 SET SQL_NOTES=@OLD_SQL_NOTES */;
+
+-- Dump completed on 2025-03-05 14:26:07
+select bit_length( CAST(var['col_string_undef_signed'] AS string) )
col_alias25753 , md5sum( CAST(var['col_varchar_1000__undef_signed_not_null'] AS
varchar(1000)) , CAST(var['col_char_255__undef_signed_not_null'] AS char(255))
) AS col_alias25754 , ELT(1, CAST(var['col_varchar_1000__undef_signed'] AS
varchar(1000)) , CAST(var['col_varchar_1000__undef_signed_not_null'] AS
varchar(1000)) , CAST(var['col_string_undef_signed_not_null'] AS string) ) AS
col_alias25755 , approx_count_distinc [...]
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