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The following commit(s) were added to refs/heads/branch-2.1 by this push:
new 639c7ee7fba [fix](decimalv2) fix scale of decimalv2 to string (#35222)
(#35359)
639c7ee7fba is described below
commit 639c7ee7fba06e9dac495db38c96cabc2cc8607c
Author: TengJianPing <18241664+jackte...@users.noreply.github.com>
AuthorDate: Fri May 24 17:20:43 2024 +0800
[fix](decimalv2) fix scale of decimalv2 to string (#35222) (#35359)
* [fix](decimalv2) fix scale of decimalv2 to string
---
be/src/vec/data_types/data_type_decimal.cpp | 11 ++-
be/src/vec/data_types/data_type_decimal.h | 33 ++++++-
be/src/vec/data_types/data_type_factory.cpp | 6 +-
be/test/vec/data_types/from_string_test.cpp | 6 +-
.../data_types/serde/data_type_serde_csv_test.cpp | 4 +-
.../data_types/serde/data_type_serde_text_test.cpp | 32 +++++--
.../java/org/apache/doris/qe/SessionVariable.java | 6 --
.../decimalv2/test_decimalv2_cast_to_string.out | 46 +++++++++
.../decimalv3/test_decimalv3_cast_to_string.out | 26 ++++++
.../decimalv2/test_decimalv2_cast_to_string.groovy | 103 +++++++++++++++++++++
.../decimalv3/test_decimalv3_cast_to_string.groovy | 68 ++++++++++++++
11 files changed, 317 insertions(+), 24 deletions(-)
diff --git a/be/src/vec/data_types/data_type_decimal.cpp
b/be/src/vec/data_types/data_type_decimal.cpp
index 384ffc83ce6..6532a5f0b7a 100644
--- a/be/src/vec/data_types/data_type_decimal.cpp
+++ b/be/src/vec/data_types/data_type_decimal.cpp
@@ -64,8 +64,13 @@ std::string DataTypeDecimal<T>::to_string(const IColumn&
column, size_t row_num)
ColumnPtr ptr = result.first;
row_num = result.second;
- auto value = assert_cast<const ColumnType&>(*ptr).get_element(row_num);
- return value.to_string(scale);
+ if constexpr (!IsDecimalV2<T>) {
+ auto value = assert_cast<const ColumnType&>(*ptr).get_element(row_num);
+ return value.to_string(scale);
+ } else {
+ auto value = (DecimalV2Value)assert_cast<const
ColumnType&>(*ptr).get_element(row_num);
+ return value.to_string(get_format_scale());
+ }
}
template <typename T>
@@ -81,7 +86,7 @@ void DataTypeDecimal<T>::to_string(const IColumn& column,
size_t row_num,
ostr.write(str.data(), str.size());
} else {
auto value = (DecimalV2Value)assert_cast<const
ColumnType&>(*ptr).get_element(row_num);
- auto str = value.to_string(scale);
+ auto str = value.to_string(get_format_scale());
ostr.write(str.data(), str.size());
}
}
diff --git a/be/src/vec/data_types/data_type_decimal.h
b/be/src/vec/data_types/data_type_decimal.h
index bd82ae36290..a2f4170f236 100644
--- a/be/src/vec/data_types/data_type_decimal.h
+++ b/be/src/vec/data_types/data_type_decimal.h
@@ -22,8 +22,6 @@
#include <fmt/format.h>
#include <gen_cpp/Types_types.h>
#include <glog/logging.h>
-#include <stddef.h>
-#include <stdint.h>
#include <algorithm>
#include <cassert>
@@ -144,12 +142,28 @@ public:
static constexpr size_t max_precision() { return
max_decimal_precision<T>(); }
- DataTypeDecimal(UInt32 precision = 27, UInt32 scale = 9) :
precision(precision), scale(scale) {
+ DataTypeDecimal(UInt32 precision = 27, UInt32 scale = 9,
+ UInt32 arg_original_precision = UINT32_MAX,
+ UInt32 arg_original_scale = UINT32_MAX)
+ : precision(precision),
+ scale(scale),
+ original_precision(arg_original_precision),
+ original_scale(arg_original_scale) {
check_type_precision(precision);
check_type_scale(scale);
+ if (UINT32_MAX != original_precision) {
+ check_type_precision(original_precision);
+ }
+ if (UINT32_MAX != original_scale) {
+ check_type_scale(scale);
+ }
}
- DataTypeDecimal(const DataTypeDecimal& rhs) : precision(rhs.precision),
scale(rhs.scale) {}
+ DataTypeDecimal(const DataTypeDecimal& rhs)
+ : precision(rhs.precision),
+ scale(rhs.scale),
+ original_precision(rhs.original_precision),
+ original_scale(rhs.original_scale) {}
const char* get_family_name() const override { return "Decimal"; }
std::string do_get_name() const override;
@@ -248,6 +262,9 @@ public:
[[nodiscard]] UInt32 get_precision() const override { return precision; }
[[nodiscard]] UInt32 get_scale() const override { return scale; }
+ [[nodiscard]] UInt32 get_format_scale() const {
+ return UINT32_MAX == original_scale ? scale : original_scale;
+ }
T get_scale_multiplier() const { return get_scale_multiplier(scale); }
T whole_part(T x) const {
@@ -323,6 +340,14 @@ public:
private:
const UInt32 precision;
const UInt32 scale;
+
+ // For decimalv2 only, record the original(schema) precision and scale.
+ // UINT32_MAX means original precision and scale are unknown.
+ // Decimalv2 will be converted to Decimal(27, 9) in memory when doing any
calculations,
+ // but when casting decimalv2 to string, it's better to keep the presion
and
+ // scale of it's original value in schema.
+ UInt32 original_precision = UINT32_MAX;
+ UInt32 original_scale = UINT32_MAX;
};
template <typename T, typename U>
diff --git a/be/src/vec/data_types/data_type_factory.cpp
b/be/src/vec/data_types/data_type_factory.cpp
index 59d2113008f..9c40588ed31 100644
--- a/be/src/vec/data_types/data_type_factory.cpp
+++ b/be/src/vec/data_types/data_type_factory.cpp
@@ -188,7 +188,8 @@ DataTypePtr DataTypeFactory::create_data_type(const
TypeDescriptor& col_desc, bo
nested = std::make_shared<vectorized::DataTypeBitMap>();
break;
case TYPE_DECIMALV2:
- nested =
std::make_shared<vectorized::DataTypeDecimal<vectorized::Decimal128V2>>(27, 9);
+ nested =
std::make_shared<vectorized::DataTypeDecimal<vectorized::Decimal128V2>>(
+ 27, 9, col_desc.precision, col_desc.scale);
break;
case TYPE_QUANTILE_STATE:
nested = std::make_shared<vectorized::DataTypeQuantileState>();
@@ -414,7 +415,8 @@ DataTypePtr
DataTypeFactory::_create_primitive_data_type(const FieldType& type,
result = std::make_shared<vectorized::DataTypeBitMap>();
break;
case FieldType::OLAP_FIELD_TYPE_DECIMAL:
- result =
std::make_shared<vectorized::DataTypeDecimal<vectorized::Decimal128V2>>(27, 9);
+ result =
std::make_shared<vectorized::DataTypeDecimal<vectorized::Decimal128V2>>(
+ 27, 9, precision, scale);
break;
case FieldType::OLAP_FIELD_TYPE_QUANTILE_STATE:
result = std::make_shared<vectorized::DataTypeQuantileState>();
diff --git a/be/test/vec/data_types/from_string_test.cpp
b/be/test/vec/data_types/from_string_test.cpp
index 83b65f0fa3a..01515b805d9 100644
--- a/be/test/vec/data_types/from_string_test.cpp
+++ b/be/test/vec/data_types/from_string_test.cpp
@@ -158,7 +158,11 @@ TEST(FromStringTest, ScalaWrapperFieldVsDataType) {
DataTypePtr data_type_ptr;
int precision = 0;
int scale = 0;
- if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
+ if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 27, 9);
+ precision = 27;
+ scale = 9;
+ } else if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
// decimal32(7, 2)
data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 9, 2);
precision = 9;
diff --git a/be/test/vec/data_types/serde/data_type_serde_csv_test.cpp
b/be/test/vec/data_types/serde/data_type_serde_csv_test.cpp
index ca730fe7bc9..9f9fe9043b9 100644
--- a/be/test/vec/data_types/serde/data_type_serde_csv_test.cpp
+++ b/be/test/vec/data_types/serde/data_type_serde_csv_test.cpp
@@ -125,7 +125,9 @@ TEST(CsvSerde, ScalaDataTypeSerdeCsvTest) {
for (auto type_pair : arithmetic_scala_field_types) {
auto type = std::get<0>(type_pair);
DataTypePtr data_type_ptr;
- if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
+ if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 27, 9);
+ } else if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
// decimal32(7, 2)
data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 9, 2);
} else if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL64) {
diff --git a/be/test/vec/data_types/serde/data_type_serde_text_test.cpp
b/be/test/vec/data_types/serde/data_type_serde_text_test.cpp
index 2e85c2c3dc1..2affbc36c86 100644
--- a/be/test/vec/data_types/serde/data_type_serde_text_test.cpp
+++ b/be/test/vec/data_types/serde/data_type_serde_text_test.cpp
@@ -125,7 +125,9 @@ TEST(TextSerde, ScalaDataTypeSerdeTextTest) {
for (auto type_pair : arithmetic_scala_field_types) {
auto type = std::get<0>(type_pair);
DataTypePtr data_type_ptr;
- if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
+ if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 27, 9);
+ } else if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL32) {
// decimal32(7, 2)
data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 9, 2);
} else if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL64) {
@@ -442,8 +444,12 @@ TEST(TextSerde, ComplexTypeSerdeTextTest) {
// array type
for (auto type_pair : nested_field_types) {
auto type = std::get<0>(type_pair);
- DataTypePtr nested_data_type_ptr =
- DataTypeFactory::instance().create_data_type(type, 0, 0);
+ DataTypePtr nested_data_type_ptr;
+ if (type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ nested_data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 27, 9);
+ } else {
+ nested_data_type_ptr =
DataTypeFactory::instance().create_data_type(type, 0, 0);
+ }
DataTypePtr array_data_type_ptr = make_nullable(
std::make_shared<DataTypeArray>(make_nullable(nested_data_type_ptr)));
@@ -611,8 +617,14 @@ TEST(TextSerde, ComplexTypeSerdeTextTest) {
auto value_type = std::get<1>(type_pair);
DataTypePtr nested_key_type_ptr =
DataTypeFactory::instance().create_data_type(key_type, 0,
0);
- DataTypePtr nested_value_type_ptr =
- DataTypeFactory::instance().create_data_type(value_type,
0, 0);
+ DataTypePtr nested_value_type_ptr;
+ if (value_type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ nested_value_type_ptr =
+
DataTypeFactory::instance().create_data_type(value_type, 27, 9);
+ } else {
+ nested_value_type_ptr =
+
DataTypeFactory::instance().create_data_type(value_type, 0, 0);
+ }
DataTypePtr map_data_type_ptr =
make_nullable(std::make_shared<DataTypeMap>(
make_nullable(nested_key_type_ptr),
make_nullable(nested_value_type_ptr)));
@@ -697,8 +709,14 @@ TEST(TextSerde, ComplexTypeSerdeTextTest) {
auto value_type = std::get<1>(type_pair);
DataTypePtr nested_key_type_ptr =
DataTypeFactory::instance().create_data_type(key_type, 0,
0);
- DataTypePtr nested_value_type_ptr =
- DataTypeFactory::instance().create_data_type(value_type,
0, 0);
+ DataTypePtr nested_value_type_ptr;
+ if (value_type == FieldType::OLAP_FIELD_TYPE_DECIMAL) {
+ nested_value_type_ptr =
+
DataTypeFactory::instance().create_data_type(value_type, 27, 9);
+ } else {
+ nested_value_type_ptr =
+
DataTypeFactory::instance().create_data_type(value_type, 0, 0);
+ }
DataTypePtr map_data_type_ptr = std::make_shared<DataTypeMap>(
make_nullable(nested_key_type_ptr),
make_nullable(nested_value_type_ptr));
diff --git a/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java
b/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java
index bb245e4912b..602c10249d3 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/qe/SessionVariable.java
@@ -862,8 +862,6 @@ public class SessionVariable implements Serializable,
Writable {
public String defaultStorageEngine = "olap";
@VariableMgr.VarAttr(name = DEFAULT_TMP_STORAGE_ENGINE)
public String defaultTmpStorageEngine = "olap";
- @VariableMgr.VarAttr(name = DIV_PRECISION_INCREMENT)
- public int divPrecisionIncrement = 4;
// -1 means unset, BE will use its config value
@VariableMgr.VarAttr(name = MAX_SCAN_KEY_NUM)
@@ -2485,10 +2483,6 @@ public class SessionVariable implements Serializable,
Writable {
this.storageEngine = storageEngine;
}
- public int getDivPrecisionIncrement() {
- return divPrecisionIncrement;
- }
-
public int getMaxScanKeyNum() {
return maxScanKeyNum;
}
diff --git
a/regression-test/data/datatype_p0/decimalv2/test_decimalv2_cast_to_string.out
b/regression-test/data/datatype_p0/decimalv2/test_decimalv2_cast_to_string.out
new file mode 100644
index 00000000000..dca5f03143d
--- /dev/null
+++
b/regression-test/data/datatype_p0/decimalv2/test_decimalv2_cast_to_string.out
@@ -0,0 +1,46 @@
+-- This file is automatically generated. You should know what you did if you
want to edit this
+-- !cast1 --
+\N \N
+-999999999999999999.999999999 -999999999999999999.999999999
+-999999999999999999.000000000 -999999999999999999.000000000
+-1.123000000 -1.123000000
+-1.000000000 -1.000000000
+-0.100000000 -0.100000000
+-1E-9 -0.000000001
+0E-9 0.000000000
+1E-9 0.000000001
+0.100000000 0.100000000
+1.000000000 1.000000000
+1.123000000 1.123000000
+999999999999999999.000000000 999999999999999999.000000000
+999999999999999999.999999999 999999999999999999.999999999
+
+-- !cast2 --
+\N \N
+-9999999.999 -9999999.999
+-9999999.001 -9999999.001
+-9999999.000 -9999999.000
+-1.123 -1.123
+-1.123 -1.123
+-1.100 -1.100
+-1.000 -1.000
+-0.100 -0.100
+-0.001 -0.001
+0.000 0.000
+0.001 0.001
+0.100 0.100
+1.000 1.000
+1.100 1.100
+1.123 1.123
+1.123 1.123
+9999999.000 9999999.000
+9999999.001 9999999.001
+9999999.999 9999999.999
+
+-- !join1 --
+1.123 1.1230
+
+-- !cast_join1 --
+
+-- !cast_join2 --
+
diff --git
a/regression-test/data/datatype_p0/decimalv3/test_decimalv3_cast_to_string.out
b/regression-test/data/datatype_p0/decimalv3/test_decimalv3_cast_to_string.out
new file mode 100644
index 00000000000..c4622cdcb42
--- /dev/null
+++
b/regression-test/data/datatype_p0/decimalv3/test_decimalv3_cast_to_string.out
@@ -0,0 +1,26 @@
+-- This file is automatically generated. You should know what you did if you
want to edit this
+-- !cast1 --
+\N \N
+-99999999999999999999999999999999.999999
-99999999999999999999999999999999.999999
+-99999999999999999999999999999999.000001
-99999999999999999999999999999999.000001
+-99999999999999999999999999999999.000000
-99999999999999999999999999999999.000000
+-1.123000 -1.123000
+-1.000000 -1.000000
+-0.100000 -0.100000
+-0.000001 -0.000001
+0.000000 0.000000
+0.000001 0.000001
+0.100000 0.100000
+1.000000 1.000000
+1.123000 1.123000
+99999999999999999999999999999999.000000
99999999999999999999999999999999.000000
+99999999999999999999999999999999.000001
99999999999999999999999999999999.000001
+99999999999999999999999999999999.999999
99999999999999999999999999999999.999999
+
+-- !join1 --
+1.123 1.1230
+
+-- !cast_join1 --
+
+-- !cast_join2 --
+
diff --git
a/regression-test/suites/datatype_p0/decimalv2/test_decimalv2_cast_to_string.groovy
b/regression-test/suites/datatype_p0/decimalv2/test_decimalv2_cast_to_string.groovy
new file mode 100644
index 00000000000..28c7de8aed0
--- /dev/null
+++
b/regression-test/suites/datatype_p0/decimalv2/test_decimalv2_cast_to_string.groovy
@@ -0,0 +1,103 @@
+// 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_decimalv2_cast_to_string", "nonConcurrent") {
+ def config_row = sql """ ADMIN SHOW FRONTEND CONFIG LIKE
'disable_decimalv2'; """
+ String old_value1 = config_row[0][1]
+ config_row = sql """ ADMIN SHOW FRONTEND CONFIG LIKE
'enable_decimal_conversion'; """
+ String old_value2 = config_row[0][1]
+
+ sql """
+ admin set frontend config("enable_decimal_conversion" = "false");
+ """
+ sql """
+ admin set frontend config("disable_decimalv2" = "false");
+ """
+
+ sql """
+ drop table if exists decimalv2_cast_to_string_test;
+ """
+ sql """
+ create table decimalv2_cast_to_string_test (k1 decimalv2(27,9))
distributed by hash(k1) properties("replication_num"="1");
+ """
+ sql """
+ insert into decimalv2_cast_to_string_test values (null), (0), (1),
(1.123), (0.1), (0.000000001), (999999999999999999),
(999999999999999999.999999999);
+ """
+ sql """
+ insert into decimalv2_cast_to_string_test values (-1), (-1.123),
(-0.1), (-0.000000001), (-999999999999999999), (-999999999999999999.999999999);
+ """
+
+ qt_cast1 """
+ select k1, cast(k1 as varchar) from decimalv2_cast_to_string_test
order by 1;
+ """
+
+ sql """
+ drop table if exists decimalv2_cast_to_string_test2;
+ """
+ sql """
+ create table decimalv2_cast_to_string_test2 (k1 decimalv2(10,3))
distributed by hash(k1) properties("replication_num"="1");
+ """
+ sql """
+ insert into decimalv2_cast_to_string_test2 values (null), (0), (0.1),
(0.001), (1), (1.1), (1.123), (1.123456789), (9999999), (9999999.001),
(9999999.999);
+ """
+ sql """
+ insert into decimalv2_cast_to_string_test2 values (-0.1), (-0.001),
(-1), (-1.1), (-1.123), (-1.123456789), (-9999999), (-9999999.001),
(-9999999.999);
+ """
+
+ qt_cast2 """
+ select k1, cast(k1 as varchar) from decimalv2_cast_to_string_test2
order by 1;
+ """
+
+ sql """
+ drop table if exists decimalv2_cast_to_string_join_test_l;
+ """
+ sql """
+ drop table if exists decimalv2_cast_to_string_join_test_r;
+ """
+ sql """
+ create table decimalv2_cast_to_string_join_test_l(k1 decimalv2(10, 3))
distributed by hash(k1) properties("replication_num"="1");
+ """
+ sql """
+ create table decimalv2_cast_to_string_join_test_r(kk1 decimalv2(10,
4)) distributed by hash(kk1) properties("replication_num"="1");
+ """
+ sql """
+ insert into decimalv2_cast_to_string_join_test_l values (1.123);
+ """
+ sql """
+ insert into decimalv2_cast_to_string_join_test_r values (1.123);
+ """
+ qt_join1 """
+ select * from decimalv2_cast_to_string_join_test_l,
decimalv2_cast_to_string_join_test_r where k1 = kk1 order by 1, 2;
+ """
+ // scale is different, cast result will not equal
+ qt_cast_join1 """
+ select k1, cast(k1 as char(16)) k1cast, kk1, cast(kk1 as char(16))
kk1cast
+ from decimalv2_cast_to_string_join_test_l,
decimalv2_cast_to_string_join_test_r
+ where cast(k1 as char(16)) = cast(kk1 as char(16)) order by 1, 2;
+ """
+ qt_cast_join2 """
+ select k1, cast(k1 as varchar) k1cast, kk1, cast(kk1 as varchar)
kk1cast
+ from decimalv2_cast_to_string_join_test_l,
decimalv2_cast_to_string_join_test_r
+ where cast(k1 as varchar) = cast(kk1 as varchar) order by 1, 2;
+ """
+
+ // restore disable_decimalv2 to old_value
+ sql """ ADMIN SET FRONTEND CONFIG ("disable_decimalv2" = "${old_value1}");
"""
+
+ // restore enable_decimal_conversion to old_value
+ sql """ ADMIN SET FRONTEND CONFIG ("enable_decimal_conversion" =
"${old_value2}"); """
+}
\ No newline at end of file
diff --git
a/regression-test/suites/datatype_p0/decimalv3/test_decimalv3_cast_to_string.groovy
b/regression-test/suites/datatype_p0/decimalv3/test_decimalv3_cast_to_string.groovy
new file mode 100644
index 00000000000..57d900d0d6d
--- /dev/null
+++
b/regression-test/suites/datatype_p0/decimalv3/test_decimalv3_cast_to_string.groovy
@@ -0,0 +1,68 @@
+// 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_decimalv3_cast_to_string") {
+ sql """
+ drop table if exists decimalv3_cast_to_string_test;
+ """
+ sql """
+ create table decimalv3_cast_to_string_test (k1 decimalv3(38,6))
distributed by hash(k1) properties("replication_num"="1");
+ """
+ sql """
+ insert into decimalv3_cast_to_string_test values (null), (0), (1),
(1.123), (0.1), (0.000001), (99999999999999999999999999999999),
("99999999999999999999999999999999.000001"),
("99999999999999999999999999999999.999999");
+ """
+ sql """
+ insert into decimalv3_cast_to_string_test values (-1), (-1.123),
(-0.1), (-0.000001), (-99999999999999999999999999999999),
("-99999999999999999999999999999999.000001"),
("-99999999999999999999999999999999.999999");
+ """
+
+ qt_cast1 """
+ select k1, cast(k1 as varchar) from decimalv3_cast_to_string_test
order by 1;
+ """
+
+ sql """
+ drop table if exists decimalv3_cast_to_string_join_test_l;
+ """
+ sql """
+ drop table if exists decimalv3_cast_to_string_join_test_r;
+ """
+ sql """
+ create table decimalv3_cast_to_string_join_test_l(k1 decimalv3(10, 3))
distributed by hash(k1) properties("replication_num"="1");
+ """
+ sql """
+ create table decimalv3_cast_to_string_join_test_r(kk1 decimalv3(10,
4)) distributed by hash(kk1) properties("replication_num"="1");
+ """
+ sql """
+ insert into decimalv3_cast_to_string_join_test_l values (1.123);
+ """
+ sql """
+ insert into decimalv3_cast_to_string_join_test_r values (1.123);
+ """
+ qt_join1 """
+ select * from decimalv3_cast_to_string_join_test_l,
decimalv3_cast_to_string_join_test_r where k1 = kk1 order by 1, 2;
+ """
+ // scale is different, cast result will not equal
+ qt_cast_join1 """
+ select k1, cast(k1 as char(16)) k1cast, kk1, cast(kk1 as char(16))
kk1cast
+ from decimalv3_cast_to_string_join_test_l,
decimalv3_cast_to_string_join_test_r
+ where cast(k1 as char(16)) = cast(kk1 as char(16)) order by 1, 2;
+ """
+ qt_cast_join2 """
+ select k1, cast(k1 as varchar) k1cast, kk1, cast(kk1 as varchar)
kk1cast
+ from decimalv3_cast_to_string_join_test_l,
decimalv3_cast_to_string_join_test_r
+ where cast(k1 as varchar) = cast(kk1 as varchar) order by 1, 2;
+ """
+}
\ No newline at end of file
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