name : event_data_objects.h #ifndef _EVENT_DATA_OBJECTS_H_ #define _EVENT_DATA_OBJECTS_H_ /* Copyright (c) 2004, 2010, 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 as published by the Free Software Foundation; version 2 of the License. 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 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 02110-1335 USA */ /** @addtogroup Event_Scheduler @{ @file event_data_objects.h */ #include "event_parse_data.h" #include "thr_lock.h" /* thr_lock_type */ class Field; class THD; class Time_zone; struct TABLE; void init_scheduler_psi_keys(void); class Event_queue_element_for_exec { public: Event_queue_element_for_exec() : dbname{nullptr, 0}, name{nullptr, 0} {} ~Event_queue_element_for_exec(); bool init(const LEX_CSTRING &dbname, const LEX_CSTRING &name); LEX_CSTRING dbname; LEX_CSTRING name; bool dropped; THD *thd; private: /* Prevent use of these */ Event_queue_element_for_exec(const Event_queue_element_for_exec &); void operator=(Event_queue_element_for_exec &); #ifdef HAVE_PSI_INTERFACE public: PSI_statement_info* get_psi_info() { return & psi_info; } static PSI_statement_info psi_info; #endif }; class Event_basic { protected: MEM_ROOT mem_root; public: LEX_CSTRING dbname; LEX_CSTRING name; LEX_CSTRING definer;// combination of user and host Time_zone *time_zone; Event_basic(); virtual ~Event_basic(); virtual bool load_from_row(THD *thd, TABLE *table) = 0; protected: bool load_string_fields(Field **fields, ...); bool load_time_zone(THD *thd, const LEX_CSTRING *tz_name); }; class Event_queue_element : public Event_basic { public: int on_completion; int status; uint32 originator; my_time_t last_executed; my_time_t execute_at; my_time_t starts; my_time_t ends; bool starts_null; bool ends_null; bool execute_at_null; longlong expression; interval_type interval; bool dropped; uint execution_count; Event_queue_element(); virtual ~Event_queue_element(); virtual bool load_from_row(THD *thd, TABLE *table) override; bool compute_next_execution_time(); void mark_last_executed(THD *thd); }; class Event_timed : public Event_queue_element { Event_timed(const Event_timed &); /* Prevent use of these */ void operator=(Event_timed &); public: LEX_CSTRING body; LEX_CSTRING definer_user; LEX_CSTRING definer_host; LEX_CSTRING comment; ulonglong created; ulonglong modified; sql_mode_t sql_mode; class Stored_program_creation_ctx *creation_ctx; LEX_CSTRING body_utf8; Event_timed(); virtual ~Event_timed(); void init(); virtual bool load_from_row(THD *thd, TABLE *table) override; int get_create_event(THD *thd, String *buf); }; class Event_job_data : public Event_basic { public: LEX_CSTRING body; LEX_CSTRING definer_user; LEX_CSTRING definer_host; sql_mode_t sql_mode; class Stored_program_creation_ctx *creation_ctx; Event_job_data(); virtual bool load_from_row(THD *thd, TABLE *table) override; bool execute(THD *thd, bool drop); private: bool construct_sp_sql(THD *thd, String *sp_sql); bool construct_drop_event_sql(THD *thd, String *sp_sql); Event_job_data(const Event_job_data &); /* Prevent use of these */ void operator=(Event_job_data &); }; /* Compares only the schema part of the identifier */ bool event_basic_db_equal(const LEX_CSTRING *db, Event_basic *et); /* Compares the whole identifier*/ bool event_basic_identifier_equal(const LEX_CSTRING *db, const LEX_CSTRING *name, Event_basic *b); /** @} (End of group Event_Scheduler) */ #endif /* _EVENT_DATA_OBJECTS_H_ */