Files
oceanbase/src/sql/resolver/ddl/ob_analyze_stmt_resolver.h
2023-05-25 18:41:19 +00:00

68 lines
2.8 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 SRC_SQL_RESOLVER_DDL_OB_ANALYZE_STMT_RESOLVER_H_
#define SRC_SQL_RESOLVER_DDL_OB_ANALYZE_STMT_RESOLVER_H_
#include "ob_ddl_resolver.h"
namespace oceanbase
{
namespace sql
{
class ObAnalyzeStmt;
class ObAnalyzeStmtResolver: public ObDDLResolver
{
static const int64_t DEFAULT_SAMPLE_ROWCOUNT_PER_BUCKET = 512;
public:
ObAnalyzeStmtResolver(ObResolverParams &params);
virtual ~ObAnalyzeStmtResolver();
virtual int resolve(const ParseNode &parse_tree);
private:
int resolve_oracle_analyze(const ParseNode &parse_node,
ObAnalyzeStmt &analyze_stmt);
int resolve_mysql_update_histogram(const ParseNode &parse_node,
ObAnalyzeStmt &analyze_stmt);
int resolve_mysql_delete_histogram(const ParseNode &parse_node,
ObAnalyzeStmt &analyze_stmt);
int resolve_mysql_column_bucket_info(const ParseNode *column_node,
const int64_t bucket_number,
ObAnalyzeStmt &analyze_stmt);
int resolve_table_info(const ParseNode *table_node,
ObAnalyzeStmt &analyze_stmt);
int resolve_partition_info(const ParseNode *part_node,
ObAnalyzeStmt &analyze_stmt,
bool &is_hist_subpart);
int resolve_statistic_info(const ParseNode *statistic_node,
const bool is_hist_subpart,
ObAnalyzeStmt &analyze_stmt);
int resolve_for_clause_info(const ParseNode *for_clause_node,
const bool is_hist_subpart,
ObAnalyzeStmt &analyze_stmt);
int resolve_for_clause_element(const ParseNode *for_clause_node,
const bool is_hist_subpart,
ObAnalyzeStmt &analyze_stmt);
int resolve_sample_clause_info(const ParseNode *sample_clause_node,
ObAnalyzeStmt &analyze_stmt);
int get_bucket_size(const ParseNode *node, int64_t &bucket_num);
// disallow copy
DISALLOW_COPY_AND_ASSIGN(ObAnalyzeStmtResolver);
};
} /* namespace sql */
} /* namespace oceanbase */
#endif /* SRC_SQL_RESOLVER_DDL_OB_ANALYZE_STMT_RESOLVER_H_ */