// Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License, version 2.0, // as published by the Free Software Foundation. // // This program is also distributed with certain software (including // but not limited to OpenSSL) that is licensed under separate terms, // as designated in a particular file or component or in included license // documentation. The authors of MySQL hereby grant you an additional // permission to link the program and your derivative works with the // separately licensed software that they have included with MySQL. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License, version 2.0, for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. /// @file /// /// This file declares the interface of classes Sql_cmd_create_srs and /// Sql_cmd_drop_srs, which handles the CREATE/DROP SPATIAL REFERENCE /// SYSTEM statements, respectively. #ifndef SQL_SQL_CMD_SRS_H_INCLUDED #define SQL_SQL_CMD_SRS_H_INCLUDED #include "my_sqlcommand.h" // SQLCOM_CREATE_SRS, SQLCOM_DROP_SRS #include "mysql/mysql_lex_string.h" // MYSQL_LEX_STRING #include "sql/dd/types/spatial_reference_system.h" #include "sql/gis/srid.h" // gis::srid_t #include "sql/sql_cmd.h" class THD; struct Sql_cmd_srs_attributes { MYSQL_LEX_STRING srs_name; MYSQL_LEX_STRING definition; MYSQL_LEX_STRING organization; unsigned long long organization_coordsys_id; MYSQL_LEX_STRING description; Sql_cmd_srs_attributes() : srs_name({nullptr, 0}), definition({nullptr, 0}), organization({nullptr, 0}), organization_coordsys_id(0), description({nullptr, 0}) {} }; class Sql_cmd_create_srs final : public Sql_cmd { public: Sql_cmd_create_srs() {} void init(bool or_replace, bool if_not_exists, gis::srid_t srid, MYSQL_LEX_STRING srs_name, MYSQL_LEX_STRING definition, MYSQL_LEX_STRING organization, gis::srid_t organization_coordsys_id, MYSQL_LEX_STRING description) { m_or_replace = or_replace; m_if_not_exists = if_not_exists; m_srid = srid; m_srs_name = srs_name; m_definition = definition; m_organization = organization; m_organization_coordsys_id = organization_coordsys_id; m_description = description; } enum_sql_command sql_command_code() const override { return SQLCOM_CREATE_SRS; } bool execute(THD *thd) override; /// Fill an SRS with information from this CREATE statement (except the ID). /// /// @param[in,out] srs The SRS. /// /// @retval false Success. /// @retval true An error occurred (i.e., invalid SRS definition). The error /// has been reported with my_error. bool fill_srs(dd::Spatial_reference_system *srs); private: /// Whether OR REPLACE was specified. bool m_or_replace = false; /// Whether IF NOT EXISTS was specified bool m_if_not_exists = false; /// The SRID of the new SRS. gis::srid_t m_srid = 0; /// The name of the new SRS. /// /// The value is always a valid name (verified by PT_create_srs), but it may /// be a duplicate of an existing one. MYSQL_LEX_STRING m_srs_name; /// The definition of the new SRS. /// /// The definition is not parsed and validated until the SRS is created. MYSQL_LEX_STRING m_definition; /// Organization that is the source of the SRS definition. MYSQL_LEX_STRING m_organization; /// Source organization's SRS ID. gis::srid_t m_organization_coordsys_id = 0; /// Description of the new SRS. MYSQL_LEX_STRING m_description; }; class Sql_cmd_drop_srs final : public Sql_cmd { public: Sql_cmd_drop_srs(gis::srid_t srid, bool if_exists) : m_srid(srid), m_if_exists(if_exists) {} enum_sql_command sql_command_code() const override { return SQLCOM_DROP_SRS; } bool execute(THD *thd) override; private: /// SRID of the SRS to drop. gis::srid_t m_srid; /// Whether IF EXISTS was specified. bool m_if_exists; }; #endif // SQL_SQL_CMD_SRS_H_INCLUDED