Files
oceanbase/src/observer/virtual_table/ob_session_variables.h
wangzelin.wzl 93a1074b0c patch 4.0
2022-10-24 17:57:12 +08:00

56 lines
1.5 KiB
C++

/**
* Copyright (c) 2021 OceanBase
* OceanBase CE is licensed under Mulan PubL v2.
* You can use this software according to the terms and conditions of the Mulan PubL v2.
* You may obtain a copy of Mulan PubL v2 at:
* http://license.coscl.org.cn/MulanPubL-2.0
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PubL v2 for more details.
*/
#ifndef OCEANBASE_OBSERVER_VIRTUAL_TABLE_OB_SESSION_VARIABLES_
#define OCEANBASE_OBSERVER_VIRTUAL_TABLE_OB_SESSION_VARIABLES_
#include "share/ob_virtual_table_scanner_iterator.h"
namespace oceanbase
{
namespace share
{
class ObBasicSysVar;
namespace schema
{
class ObTenantSchema;
}
}
namespace sql
{
class ObSQLSessionInfo;
}
namespace common
{
class ObObj;
}
namespace observer
{
class ObSessionVariables : public common::ObVirtualTableScannerIterator
{
public:
ObSessionVariables();
virtual ~ObSessionVariables();
virtual int inner_get_next_row(common::ObNewRow *&row);
virtual void reset();
inline void set_sys_variable_schema(const share::schema::ObSysVariableSchema *&sys_variable_schema)
{
sys_variable_schema_ = sys_variable_schema;
}
private:
int set_pc_conf(const share::ObBasicSysVar *sys_var, common::ObObj &cell);
private:
const share::schema::ObSysVariableSchema *sys_variable_schema_;
DISALLOW_COPY_AND_ASSIGN(ObSessionVariables);
};
}
}
#endif /* OCEANBASE_OBSERVER_VIRTUAL_TABLE_OB_SESSION_VARIABLES_ */