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This commit is contained in:
kssenii 2021-07-04 13:31:44 +03:00
parent 92eed10f10
commit c060963875
3 changed files with 8 additions and 8 deletions
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8
src/Functions/FunctionsJSON.h
View File

@ -30,7 +30,6 @@
#include <DataTypes/DataTypeArray.h>
#include <DataTypes/DataTypeTuple.h>
#include <Interpreters/Context.h>
#include <IO/ReadBufferFromString.h>
#include <common/range.h>
#include <type_traits>
#include <boost/tti/has_member_function.hpp>
@ -679,11 +678,8 @@ struct JSONExtractTree
return false;
const auto * type = assert_cast<const DataTypeDecimal<DecimalType> *>(data_type.get());
std::stringstream ss; // STYLE_CHECK_ALLOW_STD_STRING_STREAM
ss << std::setprecision(type->getPrecision()) << element.getDouble();
auto str = ss.str();
ReadBufferFromString res(str);
assert_cast<const SerializationDecimal<DecimalType> *>(type->getDefaultSerialization().get())->deserializeText(dest, res, {});
auto result = convertToDecimal<DataTypeNumber<Float64>, DataTypeDecimal<DecimalType>>(element.getDouble(), type->getScale());
assert_cast<ColumnDecimal<DecimalType> &>(dest).insert(result);
return true;
}
private:

4
tests/queries/0_stateless/00918_json_functions.reference
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@ -63,7 +63,9 @@ hello
(3333.6,'test')
(3333.6333333333,'test')
123456.1234 Decimal(20, 4)
123456789012345.1250
123456789012345.1136 123456789012345.1136
1234567890.12345677879616925706 (1234567890.12345677879616925706,'test')
1234567890.123456695758468374595199311875 (1234567890.123456695758468374595199311875,'test')
--JSONExtractKeysAndValues--
[('a','hello')]
[('b',[-100,200,300])]

4
tests/queries/0_stateless/00918_json_functions.sql
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@ -72,7 +72,9 @@ SELECT JSONExtract('{"a": "hello", "b": [-100, 200.0, 300]}', 'a', 'LowCardinali
SELECT JSONExtract('{"a":3333.6333333333333333333333, "b":"test"}', 'Tuple(a Decimal(10,1), b LowCardinality(String))');
SELECT JSONExtract('{"a":3333.6333333333333333333333, "b":"test"}', 'Tuple(a Decimal(20,10), b LowCardinality(String))');
SELECT JSONExtract('{"a":123456.123456}', 'a', 'Decimal(20, 4)') as a, toTypeName(a);
SELECT JSONExtract('{"a":123456789012345.12}', 'a', 'Decimal(30, 4)');
SELECT toDecimal64(123456789012345.12, 4), JSONExtract('{"a":123456789012345.12}', 'a', 'Decimal(30, 4)');
SELECT toDecimal128(1234567890.12345678901234567890, 20), JSONExtract('{"a":1234567890.12345678901234567890, "b":"test"}', 'Tuple(a Decimal(35,20), b LowCardinality(String))');
SELECT toDecimal256(1234567890.123456789012345678901234567890, 30), JSONExtract('{"a":1234567890.12345678901234567890, "b":"test"}', 'Tuple(a Decimal(45,30), b LowCardinality(String))');
SELECT '--JSONExtractKeysAndValues--';
SELECT JSONExtractKeysAndValues('{"a": "hello", "b": [-100, 200.0, 300]}', 'String');