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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#include <drizzled/show.h>
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#include <drizzled/lock.h>
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#include <drizzled/session.h>
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#include <drizzled/statement/alter_table.h>
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#include <drizzled/global_charset_info.h>
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#include <drizzled/gettext.h>
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#include <drizzled/data_home.h>
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#include <drizzled/sql_table.h>
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#include <drizzled/table_proto.h>
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#include <drizzled/optimizer/range.h>
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#include <drizzled/time_functions.h>
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#include <drizzled/records.h>
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#include <drizzled/pthread_globals.h>
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#include <drizzled/internal/my_sys.h>
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#include <drizzled/internal/iocache.h>
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#include <drizzled/plugin/storage_engine.h>
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#include <drizzled/copy_field.h>
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#include <drizzled/transaction_services.h>
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#include <drizzled/filesort.h>
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#include <drizzled/message.h>
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#include "drizzled/show.h"
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#include "drizzled/lock.h"
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#include "drizzled/session.h"
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#include "drizzled/statement/alter_table.h"
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#include "drizzled/global_charset_info.h"
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#include "drizzled/gettext.h"
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#include "drizzled/data_home.h"
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#include "drizzled/sql_table.h"
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#include "drizzled/table_proto.h"
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#include "drizzled/optimizer/range.h"
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#include "drizzled/time_functions.h"
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#include "drizzled/records.h"
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#include "drizzled/pthread_globals.h"
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#include "drizzled/internal/my_sys.h"
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#include "drizzled/internal/iocache.h"
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#include "drizzled/transaction_services.h"
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#include "drizzled/filesort.h"
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#include "drizzled/message.h"
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using namespace std;
68
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enum enum_enable_or_disable keys_onoff,
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bool error_if_not_empty);
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static bool prepare_alter_table(Session *session,
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static bool mysql_prepare_alter_table(Session *session,
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HA_CREATE_INFO *create_info,
74
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const message::Table &original_proto,
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message::Table &table_message,
76
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AlterInfo *alter_info);
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static Table *open_alter_table(Session *session, Table *table, identifier::Table &identifier);
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AlterTable::AlterTable(Session *in_session, Table_ident *ident, drizzled::ha_build_method build_arg) :
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CreateTable(in_session)
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in_session->getLex()->sql_command= SQLCOM_ALTER_TABLE;
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alter_info.build_method= build_arg;
90
} // namespace statement
76
static int create_temporary_table(Session *session,
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TableIdentifier &identifier,
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HA_CREATE_INFO *create_info,
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message::Table &create_message,
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AlterInfo *alter_info);
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static Table *open_alter_table(Session *session, Table *table, TableIdentifier &identifier);
92
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bool statement::AlterTable::execute()
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TableList *first_table= (TableList *) getSession()->getLex()->select_lex.table_list.first;
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TableList *all_tables= getSession()->getLex()->query_tables;
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TableList *first_table= (TableList *) session->lex->select_lex.table_list.first;
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TableList *all_tables= session->lex->query_tables;
96
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assert(first_table == all_tables && first_table != 0);
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Select_Lex *select_lex= &getSession()->getLex()->select_lex;
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Select_Lex *select_lex= &session->lex->select_lex;
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bool need_start_waiting= false;
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is_engine_set= not createTableMessage().engine().name().empty();
102
92
if (is_engine_set)
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create_info().db_type=
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plugin::StorageEngine::findByName(*getSession(), createTableMessage().engine().name());
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plugin::StorageEngine::findByName(*session, create_table_message.engine().name());
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if (create_info().db_type == NULL)
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if (create_info.db_type == NULL)
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my_error(createTableMessage().engine().name(), ER_UNKNOWN_STORAGE_ENGINE, MYF(0));
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my_error(ER_UNKNOWN_STORAGE_ENGINE, MYF(0),
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create_table_message.engine().name().c_str());
116
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assert(select_lex->db);
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/* Chicken/Egg... we need to search for the table, to know if the table exists, so we can build a full identifier from it */
119
message::table::shared_ptr original_table_message;
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message::TablePtr original_table_message;
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identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName());
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if (not (original_table_message= plugin::StorageEngine::getTableMessage(*getSession(), identifier)))
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TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName());
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if (plugin::StorageEngine::getTableDefinition(*session, identifier, original_table_message) != EEXIST)
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my_error(ER_BAD_TABLE_ERROR, identifier);
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my_error(ER_BAD_TABLE_ERROR, MYF(0), identifier.getSQLPath().c_str());
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if (not create_info().db_type)
119
if (not create_info.db_type)
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create_info().db_type=
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plugin::StorageEngine::findByName(*getSession(), original_table_message->engine().name());
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plugin::StorageEngine::findByName(*session, original_table_message->engine().name());
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if (not create_info().db_type)
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if (not create_info.db_type)
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my_error(ER_BAD_TABLE_ERROR, identifier);
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my_error(ER_BAD_TABLE_ERROR, MYF(0), identifier.getSQLPath().c_str());
141
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if (not validateCreateTableOption())
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if (getSession()->inTransaction())
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my_error(ER_TRANSACTIONAL_DDL_NOT_SUPPORTED, MYF(0));
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if (not (need_start_waiting= not getSession()->wait_if_global_read_lock(0, 1)))
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/* ALTER TABLE ends previous transaction */
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if (not session->endActiveTransaction())
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if (not (need_start_waiting= not session->wait_if_global_read_lock(0, 1)))
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if (original_table_message->type() == message::Table::STANDARD )
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identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName());
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identifier::Table new_identifier(select_lex->db ? select_lex->db : first_table->getSchemaName(),
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getSession()->getLex()->name.str ? getSession()->getLex()->name.str : first_table->getTableName());
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TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName());
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TableIdentifier new_identifier(select_lex->db ? select_lex->db : first_table->getSchemaName(),
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session->lex->name.str ? session->lex->name.str : first_table->getTableName());
160
res= alter_table(getSession(),
155
res= alter_table(session,
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159
*original_table_message,
165
createTableMessage(),
160
create_table_message,
168
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select_lex->order_list.elements,
169
164
(Order *) select_lex->order_list.first,
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getSession()->getLex()->ignore);
165
session->lex->ignore);
174
identifier::Table catch22(first_table->getSchemaName(), first_table->getTableName());
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Table *table= getSession()->find_temporary_table(catch22);
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TableIdentifier catch22(first_table->getSchemaName(), first_table->getTableName());
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Table *table= session->find_temporary_table(catch22);
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identifier::Table identifier(first_table->getSchemaName(), first_table->getTableName(), table->getMutableShare()->getPath());
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identifier::Table new_identifier(select_lex->db ? select_lex->db : first_table->getSchemaName(),
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getSession()->getLex()->name.str ? getSession()->getLex()->name.str : first_table->getTableName(),
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table->getMutableShare()->getPath());
173
TableIdentifier identifier(first_table->getSchemaName(), first_table->getTableName(), table->getMutableShare()->getPath());
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TableIdentifier new_identifier(select_lex->db ? select_lex->db : first_table->getSchemaName(),
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session->lex->name.str ? session->lex->name.str : first_table->getTableName(),
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table->getMutableShare()->getPath());
183
res= alter_table(getSession(),
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res= alter_table(session,
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*original_table_message,
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createTableMessage(),
183
create_table_message,
191
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select_lex->order_list.elements,
192
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(Order *) select_lex->order_list.first,
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getSession()->getLex()->ignore);
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session->lex->ignore);
244
239
Table instructions
245
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@retval false success
247
static bool prepare_alter_table(Session *session,
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HA_CREATE_INFO *create_info,
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const message::Table &original_proto,
251
message::Table &table_message,
252
AlterInfo *alter_info)
242
static bool mysql_prepare_alter_table(Session *session,
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HA_CREATE_INFO *create_info,
245
const message::Table &original_proto,
246
message::Table &table_message,
247
AlterInfo *alter_info)
254
249
/* New column definitions are added here */
255
250
List<CreateField> new_create_list;
256
251
/* New key definitions are added here */
257
252
List<Key> new_key_list;
258
List<AlterDrop>::iterator drop_it(alter_info->drop_list.begin());
259
List<CreateField>::iterator def_it(alter_info->create_list.begin());
260
List<AlterColumn>::iterator alter_it(alter_info->alter_list.begin());
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List<Key>::iterator key_it(alter_info->key_list.begin());
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List<CreateField>::iterator find_it(new_create_list.begin());
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List<CreateField>::iterator field_it(new_create_list.begin());
253
List_iterator<AlterDrop> drop_it(alter_info->drop_list);
254
List_iterator<CreateField> def_it(alter_info->create_list);
255
List_iterator<AlterColumn> alter_it(alter_info->alter_list);
256
List_iterator<Key> key_it(alter_info->key_list);
257
List_iterator<CreateField> find_it(new_create_list);
258
List_iterator<CreateField> field_it(new_create_list);
264
259
List<Key_part_spec> key_parts;
265
260
uint32_t used_fields= create_info->used_fields;
266
261
KeyInfo *key_info= table->key_info;
345
338
def= new CreateField(field, field);
346
339
new_create_list.push_back(def);
347
alter_it= alter_info->alter_list.begin(); /* Change default if ALTER */
340
alter_it.rewind(); /* Change default if ALTER */
348
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AlterColumn *alter;
350
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while ((alter= alter_it++))
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if (! my_strcasecmp(system_charset_info,field->field_name, alter->name))
358
349
if (def->sql_type == DRIZZLE_TYPE_BLOB)
360
351
my_error(ER_BLOB_CANT_HAVE_DEFAULT, MYF(0), def->change);
364
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if ((def->def= alter->def))
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/* Use new default */
367
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def->flags&= ~NO_DEFAULT_VALUE_FLAG;
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360
def->flags|= NO_DEFAULT_VALUE_FLAG;
373
361
alter_it.remove();
378
def_it= alter_info->create_list.begin();
379
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while ((def= def_it++)) /* Add new columns */
381
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if (def->change && ! def->field)
383
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my_error(ER_BAD_FIELD_ERROR, MYF(0), def->change, table->getMutableShare()->getTableName());
387
If we have been given a field which has no default value, and is not null then we need to bail.
374
Check that the DATE/DATETIME not null field we are going to add is
375
either has a default value or the '0000-00-00' is allowed by the
377
If the '0000-00-00' value isn't allowed then raise the error_if_not_empty
378
flag to allow ALTER Table only if the table to be altered is empty.
389
if (not (~def->flags & (NO_DEFAULT_VALUE_FLAG | NOT_NULL_FLAG)) and not def->change)
380
if ((def->sql_type == DRIZZLE_TYPE_DATE ||
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def->sql_type == DRIZZLE_TYPE_DATETIME) &&
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! alter_info->datetime_field &&
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! (~def->flags & (NO_DEFAULT_VALUE_FLAG | NOT_NULL_FLAG)))
385
alter_info->datetime_field= def;
391
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alter_info->error_if_not_empty= true;
393
388
if (! def->after)
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new_create_list.push_back(def);
397
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else if (def->after == first_keyword)
399
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new_create_list.push_front(def);
403
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CreateField *find;
404
find_it= new_create_list.begin();
406
396
while ((find= find_it++)) /* Add new columns */
408
if (not my_strcasecmp(system_charset_info,def->after, find->field_name))
398
if (! my_strcasecmp(system_charset_info,def->after, find->field_name))
414
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my_error(ER_BAD_FIELD_ERROR, MYF(0), def->after, table->getMutableShare()->getTableName());
418
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find_it.after(def); /* Put element after this */
421
408
XXX: hack for Bug#28427.
422
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If column order has changed, force OFFLINE ALTER Table
723
699
We set this flag so that ha_innobase::open and ::external_lock() do
724
700
not complain when we lock the table
726
session->setDoingTablespaceOperation(true);
727
if (not (table= session->openTableLock(table_list, TL_WRITE)))
702
session->tablespace_op= true;
703
if (!(table= session->openTableLock(table_list, TL_WRITE)))
729
session->setDoingTablespaceOperation(false);
705
session->tablespace_op= false;
735
error= table->cursor->ha_discard_or_import_tablespace(discard);
737
session->set_proc_info("end");
742
/* The ALTER Table is always in its own transaction */
743
error= transaction_services.autocommitOrRollback(*session, false);
744
if (not session->endActiveTransaction())
750
write_bin_log(session, *session->getQueryString());
754
(void) transaction_services.autocommitOrRollback(*session, error);
755
session->setDoingTablespaceOperation(false);
709
error= table->cursor->ha_discard_or_import_tablespace(discard);
711
session->set_proc_info("end");
716
/* The ALTER Table is always in its own transaction */
717
error= transaction_services.autocommitOrRollback(session, false);
718
if (! session->endActiveTransaction())
722
write_bin_log(session, session->query.c_str());
725
(void) transaction_services.autocommitOrRollback(session, error);
726
session->tablespace_op=false;
996
956
while the fact that the table is still open gives us protection
997
957
from concurrent DDL statements.
1000
boost::mutex::scoped_lock scopedLock(table::Cache::singleton().mutex()); /* DDL wait for/blocker */
1001
wait_while_table_is_used(session, table, HA_EXTRA_FORCE_REOPEN);
959
LOCK_open.lock(); /* DDL wait for/blocker */
960
wait_while_table_is_used(session, table, HA_EXTRA_FORCE_REOPEN);
1003
962
error= table->cursor->ha_enable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
1005
963
/* COND_refresh will be signaled in close_thread_tables() */
1010
boost::mutex::scoped_lock scopedLock(table::Cache::singleton().mutex()); /* DDL wait for/blocker */
1011
wait_while_table_is_used(session, table, HA_EXTRA_FORCE_REOPEN);
1013
error= table->cursor->ha_disable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
966
LOCK_open.lock(); /* DDL wait for/blocker */
967
wait_while_table_is_used(session, table, HA_EXTRA_FORCE_REOPEN);
969
error=table->cursor->ha_disable_indexes(HA_KEY_SWITCH_NONUNIQ_SAVE);
1015
970
/* COND_refresh will be signaled in close_thread_tables() */
1019
978
if (error == HA_ERR_WRONG_COMMAND)
1022
981
push_warning_printf(session, DRIZZLE_ERROR::WARN_LEVEL_NOTE,
1023
982
ER_ILLEGAL_HA, ER(ER_ILLEGAL_HA),
1024
983
table->getAlias());
1027
boost::mutex::scoped_lock scopedLock(table::Cache::singleton().mutex()); /* Lock to remove all instances of table from table cache before ALTER */
986
LOCK_open.lock(); /* Lock to remove all instances of table from table cache before ALTER */
1029
988
Unlike to the above case close_cached_table() below will remove ALL
1030
989
instances of Table from table cache (it will also remove table lock
1031
990
held by this thread). So to make actual table renaming and writing
1032
991
to binlog atomic we have to put them into the same critical section
1033
protected by table::Cache::singleton().mutex() mutex. This also removes gap for races between
1034
access() and rename_table() calls.
992
protected by LOCK_open mutex. This also removes gap for races between
993
access() and mysql_rename_table() calls.
1037
if (not error && not (original_table_identifier == new_table_identifier))
996
if (error == 0 && not (original_table_identifier == new_table_identifier))
1039
998
session->set_proc_info("rename");
1261
1237
delete new_table;
1265
boost::mutex::scoped_lock scopedLock(table::Cache::singleton().mutex()); /* ALTER TABLE */
1267
Data is copied. Now we:
1268
1) Wait until all other threads close old version of table.
1269
2) Close instances of table open by this thread and replace them
1270
with exclusive name-locks.
1271
3) Rename the old table to a temp name, rename the new one to the
1273
4) If we are under LOCK TABLES and don't do ALTER Table ... RENAME
1274
we reopen new version of table.
1275
5) Write statement to the binary log.
1276
6) If we are under LOCK TABLES and do ALTER Table ... RENAME we
1277
remove name-locks from list of open tables and table cache.
1278
7) If we are not not under LOCK TABLES we rely on close_thread_tables()
1279
call to remove name-locks from table cache and list of open table.
1282
session->set_proc_info("rename result table");
1284
snprintf(old_name, sizeof(old_name), "%s2-%lx-%"PRIx64, TMP_FILE_PREFIX, (unsigned long) current_pid, session->thread_id);
1286
my_casedn_str(files_charset_info, old_name);
1288
wait_while_table_is_used(session, table, HA_EXTRA_PREPARE_FOR_RENAME);
1289
session->close_data_files_and_morph_locks(original_table_identifier);
1294
This leads to the storage engine (SE) not being notified for renames in
1295
rename_table(), because we just juggle with the FRM and nothing
1296
more. If we have an intermediate table, then we notify the SE that
1297
it should become the actual table. Later, we will recycle the old table.
1298
However, in case of ALTER Table RENAME there might be no intermediate
1299
table. This is when the old and new tables are compatible, according to
1300
compare_table(). Then, we need one additional call to
1302
identifier::Table original_table_to_drop(original_table_identifier.getSchemaName(),
1303
old_name, create_proto.type() != message::Table::TEMPORARY ? message::Table::INTERNAL :
1304
message::Table::TEMPORARY);
1306
drizzled::error_t rename_error= EE_OK;
1307
if (rename_table(*session, original_engine, original_table_identifier, original_table_to_drop))
1240
LOCK_open.lock(); /* ALTER TABLE */
1243
Data is copied. Now we:
1244
1) Wait until all other threads close old version of table.
1245
2) Close instances of table open by this thread and replace them
1246
with exclusive name-locks.
1247
3) Rename the old table to a temp name, rename the new one to the
1249
4) If we are under LOCK TABLES and don't do ALTER Table ... RENAME
1250
we reopen new version of table.
1251
5) Write statement to the binary log.
1252
6) If we are under LOCK TABLES and do ALTER Table ... RENAME we
1253
remove name-locks from list of open tables and table cache.
1254
7) If we are not not under LOCK TABLES we rely on close_thread_tables()
1255
call to remove name-locks from table cache and list of open table.
1258
session->set_proc_info("rename result table");
1260
snprintf(old_name, sizeof(old_name), "%s2-%lx-%"PRIx64, TMP_FILE_PREFIX, (unsigned long) current_pid, session->thread_id);
1262
my_casedn_str(files_charset_info, old_name);
1264
wait_while_table_is_used(session, table, HA_EXTRA_PREPARE_FOR_RENAME);
1265
session->close_data_files_and_morph_locks(original_table_identifier);
1270
This leads to the storage engine (SE) not being notified for renames in
1271
mysql_rename_table(), because we just juggle with the FRM and nothing
1272
more. If we have an intermediate table, then we notify the SE that
1273
it should become the actual table. Later, we will recycle the old table.
1274
However, in case of ALTER Table RENAME there might be no intermediate
1275
table. This is when the old and new tables are compatible, according to
1276
compare_table(). Then, we need one additional call to
1278
TableIdentifier original_table_to_drop(original_table_identifier.getSchemaName(),
1279
old_name, create_proto.type() != message::Table::TEMPORARY ? message::Table::INTERNAL :
1280
message::Table::TEMPORARY);
1282
if (mysql_rename_table(*session, original_engine, original_table_identifier, original_table_to_drop))
1285
quick_rm_table(*session, new_table_as_temporary);
1289
if (mysql_rename_table(*session, new_engine, new_table_as_temporary, new_table_identifier) != 0)
1309
error= ER_ERROR_ON_RENAME;
1310
plugin::StorageEngine::dropTable(*session, new_table_as_temporary);
1291
/* Try to get everything back. */
1294
quick_rm_table(*session, new_table_identifier);
1296
quick_rm_table(*session, new_table_as_temporary);
1298
mysql_rename_table(*session, original_engine, original_table_to_drop, original_table_identifier);
1314
if (rename_table(*session, new_engine, new_table_as_temporary, new_table_identifier) != 0)
1316
/* Try to get everything back. */
1317
rename_error= ER_ERROR_ON_RENAME;
1319
plugin::StorageEngine::dropTable(*session, new_table_identifier);
1321
plugin::StorageEngine::dropTable(*session, new_table_as_temporary);
1323
rename_table(*session, original_engine, original_table_to_drop, original_table_identifier);
1327
plugin::StorageEngine::dropTable(*session, original_table_to_drop);
1334
An error happened while we were holding exclusive name-lock on table
1335
being altered. To be safe under LOCK TABLES we should remove placeholders
1336
from list of open tables list and table cache.
1338
session->unlink_open_table(table);
1302
quick_rm_table(*session, original_table_to_drop);
1309
An error happened while we were holding exclusive name-lock on table
1310
being altered. To be safe under LOCK TABLES we should remove placeholders
1311
from list of open tables list and table cache.
1313
session->unlink_open_table(table);
1344
1321
session->set_proc_info("end");
1346
write_bin_log(session, *session->getQueryString());
1323
write_bin_log(session, session->query.c_str());
1347
1324
table_list->table= NULL;
1506
1484
found_count=delete_count=0;
1512
if (to->getShare()->hasPrimaryKey() && to->cursor->primary_key_is_clustered())
1488
if (to->getShare()->hasPrimaryKey() && to->cursor->primary_key_is_clustered())
1490
char warn_buff[DRIZZLE_ERRMSG_SIZE];
1491
snprintf(warn_buff, sizeof(warn_buff),
1492
_("order_st BY ignored because there is a user-defined clustered "
1493
"index in the table '%-.192s'"),
1494
from->getMutableShare()->getTableName());
1495
push_warning(session, DRIZZLE_ERROR::WARN_LEVEL_WARN, ER_UNKNOWN_ERROR,
1500
FileSort filesort(*session);
1501
from->sort.io_cache= new internal::IO_CACHE;
1503
memset(&tables, 0, sizeof(tables));
1505
tables.setTableName(const_cast<char *>(from->getMutableShare()->getTableName()));
1506
tables.alias= const_cast<char *>(tables.getTableName());
1507
tables.setSchemaName(const_cast<char *>(from->getMutableShare()->getSchemaName()));
1510
if (session->lex->select_lex.setup_ref_array(session, order_num) ||
1511
setup_order(session, session->lex->select_lex.ref_pointer_array,
1512
&tables, fields, all_fields, order) ||
1513
!(sortorder= make_unireg_sortorder(order, &length, NULL)) ||
1514
(from->sort.found_records= filesort.run(from, sortorder, length,
1515
(optimizer::SqlSelect *) 0, HA_POS_ERROR,
1516
1, examined_rows)) == HA_POS_ERROR)
1514
char warn_buff[DRIZZLE_ERRMSG_SIZE];
1515
snprintf(warn_buff, sizeof(warn_buff),
1516
_("order_st BY ignored because there is a user-defined clustered "
1517
"index in the table '%-.192s'"),
1518
from->getMutableShare()->getTableName());
1519
push_warning(session, DRIZZLE_ERROR::WARN_LEVEL_WARN, ER_UNKNOWN_ERROR,
1523
/* Tell handler that we have values for all columns in the to table */
1524
to->use_all_columns();
1525
info.init_read_record(session, from, (optimizer::SqlSelect *) 0, 1, true);
1527
to->cursor->extra(HA_EXTRA_IGNORE_DUP_KEY);
1528
session->row_count= 0;
1529
to->restoreRecordAsDefault(); // Create empty record
1530
while (!(error=info.read_record(&info)))
1532
if (session->getKilled())
1534
session->send_kill_message();
1538
session->row_count++;
1539
/* Return error if source table isn't empty. */
1540
if (error_if_not_empty)
1545
if (to->next_number_field)
1547
if (auto_increment_field_copied)
1548
to->auto_increment_field_not_null= true;
1524
FileSort filesort(*session);
1525
from->sort.io_cache= new internal::IO_CACHE;
1528
tables.setTableName(from->getMutableShare()->getTableName());
1529
tables.alias= tables.getTableName();
1530
tables.setSchemaName(const_cast<char *>(from->getMutableShare()->getSchemaName()));
1533
if (session->getLex()->select_lex.setup_ref_array(session, order_num) ||
1534
setup_order(session, session->getLex()->select_lex.ref_pointer_array,
1535
&tables, fields, all_fields, order) ||
1536
!(sortorder= make_unireg_sortorder(order, &length, NULL)) ||
1537
(from->sort.found_records= filesort.run(from, sortorder, length,
1538
(optimizer::SqlSelect *) 0, HA_POS_ERROR,
1539
1, examined_rows)) == HA_POS_ERROR)
1546
/* Tell handler that we have values for all columns in the to table */
1547
to->use_all_columns();
1549
error= info.init_read_record(session, from, (optimizer::SqlSelect *) 0, 1, true);
1550
to->next_number_field->reset();
1553
for (CopyField *copy_ptr=copy ; copy_ptr != copy_end ; copy_ptr++)
1555
copy_ptr->do_copy(copy_ptr);
1557
prev_insert_id= to->cursor->next_insert_id;
1558
error= to->cursor->insertRecord(to->record[0]);
1559
to->auto_increment_field_not_null= false;
1552
to->print_error(errno, MYF(0));
1559
to->cursor->extra(HA_EXTRA_IGNORE_DUP_KEY);
1562
session->row_count= 0;
1563
to->restoreRecordAsDefault(); // Create empty record
1564
while (not (error=info.read_record(&info)))
1566
if (session->getKilled())
1568
session->send_kill_message();
1572
session->row_count++;
1573
/* Return error if source table isn't empty. */
1574
if (error_if_not_empty)
1579
if (to->next_number_field)
1581
if (auto_increment_field_copied)
1582
to->auto_increment_field_not_null= true;
1584
to->next_number_field->reset();
1587
for (CopyField *copy_ptr= copy; copy_ptr != copy_end ; copy_ptr++)
1589
if (not copy->to_field->hasDefault() and copy->from_null_ptr and *copy->from_null_ptr & copy->from_bit)
1591
copy->to_field->set_warning(DRIZZLE_ERROR::WARN_LEVEL_WARN,
1592
ER_WARN_DATA_TRUNCATED, 1);
1593
copy->to_field->reset();
1598
copy_ptr->do_copy(copy_ptr);
1606
prev_insert_id= to->cursor->next_insert_id;
1607
error= to->cursor->insertRecord(to->record[0]);
1608
to->auto_increment_field_not_null= false;
1564
to->cursor->is_fatal_error(error, HA_CHECK_DUP))
1612
if (!ignore || to->cursor->is_fatal_error(error, HA_CHECK_DUP))
1614
to->print_error(error, MYF(0));
1617
to->cursor->restore_auto_increment(prev_insert_id);
1566
to->print_error(error, MYF(0));
1569
to->cursor->restore_auto_increment(prev_insert_id);
1626
info.end_read_record();
1627
from->free_io_cache();
1628
delete [] copy; // This is never 0
1630
if (to->cursor->ha_end_bulk_insert() && error <= 0)
1632
to->print_error(errno, MYF(0));
1635
to->cursor->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
1638
Ensure that the new table is saved properly to disk so that we
1641
if (transaction_services.autocommitOrRollback(*session, false))
1644
if (not session->endActiveTransaction())
1649
session->setAbortOnWarning(false);
1578
info.end_read_record();
1579
from->free_io_cache();
1580
delete [] copy; // This is never 0
1582
if (to->cursor->ha_end_bulk_insert() && error <= 0)
1584
to->print_error(errno, MYF(0));
1587
to->cursor->extra(HA_EXTRA_NO_IGNORE_DUP_KEY);
1590
Ensure that the new table is saved properly to disk so that we
1593
if (transaction_services.autocommitOrRollback(session, false))
1595
if (! session->endActiveTransaction())
1599
session->abort_on_warning= 0;
1650
1600
from->free_io_cache();
1651
1601
*copied= found_count;
1652
1602
*deleted=delete_count;
1653
1603
to->cursor->ha_release_auto_increment();
1655
if (to->cursor->ha_external_lock(session, F_UNLCK))
1604
if (to->cursor->ha_external_lock(session,F_UNLCK))
1660
1607
return(error > 0 ? -1 : 0);
1663
static Table *open_alter_table(Session *session, Table *table, identifier::Table &identifier)
1611
create_temporary_table(Session *session,
1612
TableIdentifier &identifier,
1613
HA_CREATE_INFO *create_info,
1614
message::Table &create_proto,
1615
AlterInfo *alter_info)
1620
Create a table with a temporary name.
1621
We don't log the statement, it will be logged later.
1623
create_proto.set_name(identifier.getTableName());
1625
create_proto.mutable_engine()->set_name(create_info->db_type->getName());
1627
error= mysql_create_table(session,
1629
create_info, create_proto, alter_info, true, 0, false);
1634
static Table *open_alter_table(Session *session, Table *table, TableIdentifier &identifier)
1665
1636
Table *new_table;