/**
 * 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_SQL_RESOLVER_OB_PARTITIONED_STMT_H_
#define OCEANBASE_SQL_RESOLVER_OB_PARTITIONED_STMT_H_ 1
#include "share/ob_rpc_struct.h"
#include "sql/resolver/ddl/ob_ddl_stmt.h"
namespace oceanbase
{
namespace sql
{
class ObPartitionedStmt : public ObDDLStmt
{
public:
  ObPartitionedStmt(common::ObIAllocator *name_pool, stmt::StmtType type)
      : ObDDLStmt(name_pool, type), interval_expr_(NULL),  use_def_sub_part_(true) {}
  explicit ObPartitionedStmt(stmt::StmtType type)
      : ObDDLStmt(type), interval_expr_(NULL), use_def_sub_part_(true) {}
  virtual ~ObPartitionedStmt() {}

  array_t &get_part_fun_exprs() { return part_fun_exprs_; }
  array_t &get_part_values_exprs() { return part_values_exprs_; }
  array_t &get_subpart_fun_exprs() { return subpart_fun_exprs_; }
  array_t &get_template_subpart_values_exprs() { return template_subpart_values_exprs_; }
  array_array_t &get_individual_subpart_values_exprs() { return individual_subpart_values_exprs_; }
  ObRawExpr *get_interval_expr() { return interval_expr_; }
  void set_interval_expr(ObRawExpr* interval_expr) { interval_expr_ = interval_expr; }
  bool use_def_sub_part() const { return use_def_sub_part_; }
  void set_use_def_sub_part(bool use_def_sub_part) { use_def_sub_part_ = use_def_sub_part; }



  TO_STRING_KV(K_(part_fun_exprs),
               K_(part_values_exprs),
               K_(subpart_fun_exprs),
               K_(template_subpart_values_exprs),
               K_(individual_subpart_values_exprs),
               K_(interval_expr),
               K_(use_def_sub_part));
private:
/**
 * part_values_exprs的组织形式如下:
 * range 分区平铺, e.g.
 * partition by range(c1) (partition p0 values less than (100), partition p1 values less than (200))
 * array = [100, 200]
 * partition by range columns (c1,c2) (partition p0 values less than (100, 200), partition p1 values less than (300, 300))
 * array = [100, 200, 300, 400]
 * list 分区将每个分区的值平铺到一个row中, array中保存row, e.g.
 * partition by list(c1) (partition p0 values in (1,2,3,4,5), partition p1 values less in (6,7,8,9,10))
 * array = [(1,2,3,4,5), (6,7,8,9,10)]
 * partition by list columns (c1,c2) (partition p0 values in ((1,1),(2,2),(3,3)), partition p1 values less in ((6,6),(7,7),(8,8)))
 * array = [(1,1,2,2,3,3), (6,6,7,7,8,8)]
 */
  array_t part_fun_exprs_;       // for part fun expr
  array_t part_values_exprs_;   // for part values expr
  array_t subpart_fun_exprs_;    // for subpart fun expr
  array_t template_subpart_values_exprs_;    // for template subpart fun expr
  array_array_t individual_subpart_values_exprs_; //for individual subpart values expr
  ObRawExpr *interval_expr_;
  bool use_def_sub_part_; // control resolver behaviour when resolve composited-partitioned table/tablegroup
private:
  DISALLOW_COPY_AND_ASSIGN(ObPartitionedStmt);
};

}  // namespace sql
}  // namespace oceanbase
#endif /* OCEANBASE_SQL_RESOLVER_OB_PARTITIONED_STMT_H_ */