write-after-read-protocol/sql/event_data_objects.h at master · FlashSQL/write-after-read-protocol · GitHub

History

234 lines (171 loc) · 4.91 KB

Raw

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

199

200

201

202

203

204

205

206

207

208

209

210

211

212

213

214

215

216

217

218

219

220

221

222

223

224

225

226

227

228

229

230

231

232

233

234

#ifndef _EVENT_DATA_OBJECTS_H_

#define _EVENT_DATA_OBJECTS_H_

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,

51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */

/**

@addtogroup Event_Scheduler

@file event_data_objects.h

#include "my_global.h"

#include "m_string.h" // LEX_CSTRING

#include "my_alloc.h" // MEM_ROOT

#include "my_time.h" // my_time_t

#include "mysql/mysql_lex_string.h" // LEX_STRING

#include "my_thread.h" // Needed for psi.h

#include <pfs_stage_provider.h>

#include <mysql/psi/mysql_stage.h>

#include <pfs_statement_provider.h>

#include <mysql/psi/mysql_statement.h>

class Field;

class String;

class THD;

class Time_zone;

struct TABLE;

typedef ulonglong sql_mode_t;

typedef struct st_mysql_lex_string LEX_STRING;

void init_scheduler_psi_keys(void);

class Event_queue_element_for_exec

{

public:

Event_queue_element_for_exec(){};

~Event_queue_element_for_exec();

bool

init(LEX_STRING dbname, LEX_STRING name);

LEX_STRING dbname;

LEX_STRING name;

bool dropped;

THD *thd;

void claim_memory_ownership();

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_STRING dbname;

LEX_STRING name;

LEX_STRING 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_STRING tz_name);

};

class Event_queue_element : public Event_basic

{

public:

int on_completion;

int status;

longlong originator;

my_time_t last_executed;

my_time_t execute_at;

my_time_t starts;

my_time_t ends;

my_bool starts_null;

my_bool ends_null;

my_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);

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_STRING body;

LEX_CSTRING definer_user;

LEX_CSTRING definer_host;

LEX_STRING comment;

ulonglong created;

ulonglong modified;

sql_mode_t sql_mode;

class Stored_program_creation_ctx *creation_ctx;

LEX_STRING body_utf8;

Event_timed();

virtual ~Event_timed();

void

init();

virtual bool

load_from_row(THD *thd, TABLE *table);

int

get_create_event(THD *thd, String *buf);

};

class Event_job_data : public Event_basic

{

public:

LEX_STRING 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);

bool

execute(THD *thd, bool drop);

private:

bool

construct_sp_sql(THD *thd, String *sp_sql);

Event_job_data(const Event_job_data &); /* Prevent use of these */

void operator=(Event_job_data &);

};

/**

Build an SQL drop event string.

@param[in] thd Thread handle

@param[in,out] sp_sql Pointer to String object where the SQL query will

be stored

@param[in] db_name The schema name

@param[in] event_name The event name

@retval false The drop event SQL query is built

@retval true Otherwise

bool construct_drop_event_sql(THD *thd, String *sp_sql,

const LEX_STRING &db_name,

const LEX_STRING &event_name);

/* Compares only the schema part of the identifier */

bool

event_basic_db_equal(LEX_STRING db, Event_basic *et);

/* Compares the whole identifier*/

bool

event_basic_identifier_equal(LEX_STRING db, LEX_STRING name, Event_basic *b);

/**

@} (End of group Event_Scheduler)

#endif /* _EVENT_DATA_OBJECTS_H_ */

write-after-read-protocol/sql/event_data_objects.h at master · FlashSQL/write-after-read-protocol · GitHub

Uh oh!

Expand file tree

Breadcrumbs

event_data_objects.h

Latest commit

History

Breadcrumbs

event_data_objects.h

File metadata and controls