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

133 lines
4.4 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_ROOTSERVER_OB_INDEX_BUILDER_H_
#define OCEANBASE_ROOTSERVER_OB_INDEX_BUILDER_H_
#include "lib/container/ob_array.h"
#include "share/ob_ddl_task_executor.h"
#include "share/ob_rpc_struct.h"
#include "share/schema/ob_schema_struct.h"
namespace oceanbase
{
namespace common
{
class ObMySQLProxy;
}
namespace share
{
class ObReplicaFilterHolder;
namespace schema
{
class ObMultiVersionSchemaService;
class ObTableSchema;
}
}
namespace obrpc
{
class ObSrvRpcProxy;
}
namespace rootserver
{
class ObServerManager;
class ObZoneManager;
class ObDDLService;
class ObDDLTaskRecord;
class ObIndexBuilder
{
public:
explicit ObIndexBuilder(ObDDLService &ddl_service);
virtual ~ObIndexBuilder();
int create_index(const obrpc::ObCreateIndexArg &arg,
const int64_t frozen_version,
obrpc::ObAlterTableRes &res);
int drop_index(const obrpc::ObDropIndexArg &arg, obrpc::ObDropIndexRes &res);
// Check and update local index status.
// if not all index table updated return OB_EAGAIN.
int do_create_index(
const obrpc::ObCreateIndexArg &arg,
const int64_t frozen_version,
obrpc::ObAlterTableRes &res);
int do_create_global_index(
share::schema::ObSchemaGetterGuard &schema_guard,
const obrpc::ObCreateIndexArg &arg,
const share::schema::ObTableSchema &table_schema,
const int64_t frozen_version,
obrpc::ObAlterTableRes &res);
int do_create_local_index(
share::schema::ObSchemaGetterGuard &schema_guard,
const obrpc::ObCreateIndexArg &arg,
const share::schema::ObTableSchema &table_schema,
const int64_t frozen_version,
obrpc::ObAlterTableRes &res);
int generate_schema(const obrpc::ObCreateIndexArg &arg,
const int64_t frozen_version,
share::schema::ObTableSchema &data_schema,
const bool global_index_without_column_info,
share::schema::ObTableSchema &index_schema);
int submit_drop_index_task(
const share::schema::ObTableSchema &index_schema,
const obrpc::ObDropIndexArg &arg,
int64_t &task_id);
int submit_build_index_task(common::ObMySQLTransaction &trans,
const obrpc::ObCreateIndexArg &arg,
const share::schema::ObTableSchema *data_schema,
const share::schema::ObTableSchema *index_schema,
const int64_t parallelism,
common::ObIAllocator &allocator,
ObDDLTaskRecord &task_record);
private:
typedef common::ObArray<std::pair<int64_t, common::ObString> > OrderFTColumns;
class FulltextColumnOrder
{
public:
FulltextColumnOrder() {}
~FulltextColumnOrder() {}
bool operator()(const std::pair<int64_t, common::ObString> &left,
const std::pair<int64_t, common::ObString> &right) const
{
return left.first < right.first;
}
};
int set_basic_infos(const obrpc::ObCreateIndexArg &arg,
const int64_t frozen_version,
const share::schema::ObTableSchema &data_schema,
share::schema::ObTableSchema &schema);
int set_index_table_columns(const obrpc::ObCreateIndexArg &arg,
const share::schema::ObTableSchema &data_schema,
share::schema::ObTableSchema &schema);
int set_index_table_options(const obrpc::ObCreateIndexArg &arg,
const share::schema::ObTableSchema &data_schema,
share::schema::ObTableSchema &schema);
bool is_final_index_status(const share::schema::ObIndexStatus index_status) const;
private:
ObDDLService &ddl_service_;
private:
DISALLOW_COPY_AND_ASSIGN(ObIndexBuilder);
};
}//end namespace rootserver
}//end namespace oceanbase
#endif //OCEANBASE_ROOTSERVER_OB_INDEX_BUILDER_H_