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Check setting in runtime

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This commit is contained in:
avogar 2024-08-23 10:58:43 +00:00
parent afab4c0e43
commit b1e0469d2b
4 changed files with 25 additions and 6 deletions
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17
src/DataTypes/DataTypeObject.cpp
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@ -1,10 +1,12 @@
#include <DataTypes/DataTypeFactory.h>
#include <DataTypes/DataTypeObject.h>
#include <DataTypes/DataTypeObjectDeprecated.h>
#include <DataTypes/Serializations/SerializationJSON.h>
#include <DataTypes/Serializations/SerializationObjectTypedPath.h>
#include <DataTypes/Serializations/SerializationObjectDynamicPath.h>
#include <DataTypes/Serializations/SerializationSubObject.h>
#include <Columns/ColumnObject.h>
#include <Common/CurrentThread.h>
#include <Parsers/IAST.h>
#include <Parsers/ASTLiteral.h>
@ -513,13 +515,24 @@ static DataTypePtr createObject(const ASTPtr & arguments, const DataTypeObject::
static DataTypePtr createJSON(const ASTPtr & arguments)
{
auto context = CurrentThread::getQueryContext();
if (!context)
context = Context::getGlobalContextInstance();
if (context->getSettingsRef().use_json_alias_for_old_object_type)
{
if (arguments && !arguments->children.empty())
throw Exception(ErrorCodes::BAD_ARGUMENTS, "Experimental Object type doesn't support any arguments. If ypu want to use new JSON type, set setting allow_experimental_json_type = 1");
return std::make_shared<DataTypeObjectDeprecated>("JSON", false);
}
return createObject(arguments, DataTypeObject::SchemaFormat::JSON);
}
void registerDataTypeJSON(DataTypeFactory & factory)
{
if (!Context::getGlobalContextInstance()->getSettingsRef().use_json_alias_for_old_object_type)
factory.registerDataType("JSON", createJSON, DataTypeFactory::Case::Insensitive);
factory.registerDataType("JSON", createJSON, DataTypeFactory::Case::Insensitive);
}
}

4
src/DataTypes/DataTypeObjectDeprecated.cpp
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@ -78,10 +78,6 @@ static DataTypePtr create(const ASTPtr & arguments)
void registerDataTypeObjectDeprecated(DataTypeFactory & factory)
{
factory.registerDataType("Object", create);
if (Context::getGlobalContextInstance()->getSettingsRef().use_json_alias_for_old_object_type)
factory.registerSimpleDataType("JSON",
[] { return std::make_shared<DataTypeObjectDeprecated>("JSON", false); },
DataTypeFactory::Case::Insensitive);
}
}

2
tests/queries/0_stateless/03230_json_alias_new_old_types.reference Normal file
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@ -0,0 +1,2 @@
{"a":42} JSON
{"a":42} Object(\'json\')

8
tests/queries/0_stateless/03230_json_alias_new_old_types.sql Normal file
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@ -0,0 +1,8 @@
set allow_experimental_object_type=1;
set allow_experimental_json_type=1;
set use_json_alias_for_old_object_type=0;
select '{"a" : 42}'::JSON as json, toTypeName(json);
set use_json_alias_for_old_object_type=1;
select '{"a" : 42}'::JSON as json, toTypeName(json);
select '{"a" : 42}'::JSON(max_dynamic_paths=100) as json, toTypeName(json); -- {serverError BAD_ARGUMENTS}