59 lines
1.7 KiB
C++
59 lines
1.7 KiB
C++
/**
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* Copyright (c) 2021 OceanBase
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* OceanBase CE is licensed under Mulan PubL v2.
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* You can use this software according to the terms and conditions of the Mulan PubL v2.
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* You may obtain a copy of Mulan PubL v2 at:
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* http://license.coscl.org.cn/MulanPubL-2.0
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PubL v2 for more details.
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*/
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#ifndef OCEANBASE_SRC_SQL_OB_UPDATE_STMT_PRINTER_H_
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#define OCEANBASE_SRC_SQL_OB_UPDATE_STMT_PRINTER_H_
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#include "ob_dml_stmt_printer.h"
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#include "sql/resolver/dml/ob_update_stmt.h"
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#include "sql/resolver/expr/ob_raw_expr_printer.h"
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namespace oceanbase {
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namespace sql {
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class ObUpdateStmtPrinter : public ObDMLStmtPrinter {
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public:
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ObUpdateStmtPrinter()
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{}
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ObUpdateStmtPrinter(
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char* buf, int64_t buf_len, int64_t* pos, const ObUpdateStmt* stmt, common::ObObjPrintParams print_params)
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: ObDMLStmtPrinter(buf, buf_len, pos, stmt, print_params)
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{}
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virtual ~ObUpdateStmtPrinter()
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{}
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void init(char* buf, int64_t buf_len, int64_t* pos, ObUpdateStmt* stmt);
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virtual int do_print();
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private:
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int print();
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int print_basic_stmt();
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int print_update();
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int print_set();
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int print_simple_assign(const ObAssignment& assign);
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int print_vector_assign(const ObTableAssignment& assignments, ObRawExpr* query_ref_expr);
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// disallow copy
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DISALLOW_COPY_AND_ASSIGN(ObUpdateStmtPrinter);
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private:
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// data members
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};
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} // namespace sql
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} // namespace oceanbase
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#endif /* OCEANBASE_SRC_SQL_OB_UPDATE_STMT_PRINTER_H_ */
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