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sql_parse.cc
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/* Copyright (c) 1999, 2018, 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 */
#include "sql/sql_parse.h"
#include "my_config.h"
#include <limits.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <algorithm>
#include <atomic>
#include <thread>
#include <utility>
#ifdef HAVE_LSAN_DO_RECOVERABLE_LEAK_CHECK
#include <sanitizer/lsan_interface.h>
#endif
#include "binary_log_types.h"
#include "dur_prop.h"
#include "m_ctype.h"
#include "m_string.h"
#include "my_alloc.h"
#include "my_compiler.h"
#include "my_dbug.h"
#include "my_inttypes.h"
#include "my_io.h"
#include "my_loglevel.h"
#include "my_macros.h"
#include "my_psi_config.h"
#include "my_sys.h"
#include "my_table_map.h"
#include "my_thread_local.h"
#include "my_time.h"
#include "mysql/com_data.h"
#include "mysql/components/services/log_builtins.h"
#include "mysql/components/services/log_shared.h"
#include "mysql/components/services/psi_statement_bits.h"
#include "mysql/plugin_audit.h"
#include "mysql/psi/mysql_mutex.h"
#include "mysql/psi/mysql_rwlock.h"
#include "mysql/psi/mysql_statement.h"
#include "mysql/service_mysql_alloc.h"
#include "mysqld_error.h"
#include "mysys_err.h" // EE_CAPACITY_EXCEEDED
#include "nullable.h"
#include "pfs_thread_provider.h"
#include "prealloced_array.h"
#include "sql/auth/auth_acls.h"
#include "sql/auth/auth_common.h" // acl_authenticate
#include "sql/auth/sql_security_ctx.h"
#include "sql/binlog.h" // purge_master_logs
#include "sql/current_thd.h"
#include "sql/dd/cache/dictionary_client.h" // dd::cache::Dictionary_client::Auto_releaser
#include "sql/dd/dd.h" // dd::get_dictionary
#include "sql/dd/dd_schema.h" // Schema_MDL_locker
#include "sql/dd/dictionary.h" // dd::Dictionary::is_system_view_name
#include "sql/dd/info_schema/table_stats.h"
#include "sql/debug_sync.h" // DEBUG_SYNC
#include "sql/derror.h" // ER_THD
#include "sql/discrete_interval.h"
#include "sql/error_handler.h" // Strict_error_handler
#include "sql/events.h" // Events
#include "sql/field.h"
#include "sql/gis/srid.h"
#include "sql/item.h"
#include "sql/item_cmpfunc.h"
#include "sql/item_func.h"
#include "sql/item_subselect.h"
#include "sql/item_timefunc.h" // Item_func_unix_timestamp
#include "sql/key_spec.h" // Key_spec
#include "sql/log.h" // query_logger
#include "sql/log_event.h" // slave_execute_deferred_events
#include "sql/mdl.h"
#include "sql/mem_root_array.h"
#include "sql/mysqld.h" // stage_execution_of_init_command
#include "sql/mysqld_thd_manager.h" // Find_thd_with_id
#include "sql/nested_join.h"
#include "sql/opt_hints.h"
#include "sql/opt_trace.h" // Opt_trace_start
#include "sql/parse_location.h"
#include "sql/parse_tree_node_base.h"
#include "sql/parse_tree_nodes.h"
#include "sql/persisted_variable.h"
#include "sql/protocol.h"
#include "sql/protocol_classic.h"
#include "sql/psi_memory_key.h"
#include "sql/query_options.h"
#include "sql/query_result.h"
#include "sql/resourcegroups/resource_group_basic_types.h"
#include "sql/resourcegroups/resource_group_mgr.h" // Resource_group_mgr::instance
#include "sql/rpl_context.h"
#include "sql/rpl_filter.h" // rpl_filter
#include "sql/rpl_group_replication.h" // group_replication_start
#include "sql/rpl_gtid.h"
#include "sql/rpl_handler.h" // launch_hook_trans_begin
#include "sql/rpl_master.h" // register_slave
#include "sql/rpl_rli.h" // mysql_show_relaylog_events
#include "sql/rpl_slave.h" // change_master_cmd
#include "sql/session_tracker.h"
#include "sql/set_var.h"
#include "sql/sp.h" // sp_create_routine
#include "sql/sp_cache.h" // sp_cache_enforce_limit
#include "sql/sp_head.h" // sp_head
#include "sql/sql_alter.h"
#include "sql/sql_audit.h" // MYSQL_AUDIT_NOTIFY_CONNECTION_CHANGE_USER
#include "sql/sql_backup_lock.h" // acquire_shared_mdl_for_backup
#include "sql/sql_base.h" // find_temporary_table
#include "sql/sql_binlog.h" // mysql_client_binlog_statement
#include "sql/sql_class.h"
#include "sql/sql_cmd.h"
#include "sql/sql_connect.h" // decrease_user_connections
#include "sql/sql_const.h"
#include "sql/sql_db.h" // mysql_change_db
#include "sql/sql_digest.h"
#include "sql/sql_digest_stream.h"
#include "sql/sql_error.h"
#include "sql/sql_handler.h" // mysql_ha_rm_tables
#include "sql/sql_help.h" // mysqld_help
#include "sql/sql_lex.h"
#include "sql/sql_list.h"
#include "sql/sql_prepare.h" // mysql_stmt_execute
#include "sql/sql_profile.h"
#include "sql/sql_query_rewrite.h" // invoke_pre_parse_rewrite_plugins
#include "sql/sql_reload.h" // handle_reload_request
#include "sql/sql_rename.h" // mysql_rename_tables
#include "sql/sql_rewrite.h" // mysql_rewrite_query
#include "sql/sql_select.h" // handle_query
#include "sql/sql_show.h" // find_schema_table
#include "sql/sql_table.h" // mysql_create_table
#include "sql/sql_test.h" // mysql_print_status
#include "sql/sql_trigger.h" // add_table_for_trigger
#include "sql/sql_udf.h"
#include "sql/sql_view.h" // mysql_create_view
#include "sql/strfunc.h"
#include "sql/system_variables.h" // System_status_var
#include "sql/table.h"
#include "sql/table_cache.h" // table_cache_manager
#include "sql/thd_raii.h"
#include "sql/transaction.h" // trans_rollback_implicit
#include "sql/transaction_info.h"
#include "sql_string.h"
#include "thr_lock.h"
#include "violite.h"
namespace dd {
class Spatial_reference_system;
} // namespace dd
namespace resourcegroups {
class Resource_group;
} // namespace resourcegroups
struct mysql_rwlock_t;
namespace dd {
class Schema;
} // namespace dd
namespace dd {
class Abstract_table;
} // namespace dd
using Mysql::Nullable;
using std::max;
/**
@defgroup Runtime_Environment Runtime Environment
@{
*/
/* Used in error handling only */
#define SP_COM_STRING(LP) \
((LP)->sql_command == SQLCOM_CREATE_SPFUNCTION || \
(LP)->sql_command == SQLCOM_ALTER_FUNCTION || \
(LP)->sql_command == SQLCOM_SHOW_CREATE_FUNC || \
(LP)->sql_command == SQLCOM_DROP_FUNCTION \
? "FUNCTION" \
: "PROCEDURE")
static void sql_kill(THD *thd, my_thread_id id, bool only_kill_query);
const LEX_STRING command_name[] = {
{C_STRING_WITH_LEN("Sleep")},
{C_STRING_WITH_LEN("Quit")},
{C_STRING_WITH_LEN("Init DB")},
{C_STRING_WITH_LEN("Query")},
{C_STRING_WITH_LEN("Field List")},
{C_STRING_WITH_LEN("Create DB")},
{C_STRING_WITH_LEN("Drop DB")},
{C_STRING_WITH_LEN("Refresh")},
{C_STRING_WITH_LEN("Shutdown")},
{C_STRING_WITH_LEN("Statistics")},
{C_STRING_WITH_LEN("Processlist")},
{C_STRING_WITH_LEN("Connect")},
{C_STRING_WITH_LEN("Kill")},
{C_STRING_WITH_LEN("Debug")},
{C_STRING_WITH_LEN("Ping")},
{C_STRING_WITH_LEN("Time")},
{C_STRING_WITH_LEN("Delayed insert")},
{C_STRING_WITH_LEN("Change user")},
{C_STRING_WITH_LEN("Binlog Dump")},
{C_STRING_WITH_LEN("Table Dump")},
{C_STRING_WITH_LEN("Connect Out")},
{C_STRING_WITH_LEN("Register Slave")},
{C_STRING_WITH_LEN("Prepare")},
{C_STRING_WITH_LEN("Execute")},
{C_STRING_WITH_LEN("Long Data")},
{C_STRING_WITH_LEN("Close stmt")},
{C_STRING_WITH_LEN("Reset stmt")},
{C_STRING_WITH_LEN("Set option")},
{C_STRING_WITH_LEN("Fetch")},
{C_STRING_WITH_LEN("Daemon")},
{C_STRING_WITH_LEN("Binlog Dump GTID")},
{C_STRING_WITH_LEN("Reset Connection")},
{C_STRING_WITH_LEN("clone")},
{C_STRING_WITH_LEN("Error")} // Last command number
};
bool command_satisfy_acl_cache_requirement(unsigned command) {
if ((sql_command_flags[command] & CF_REQUIRE_ACL_CACHE) > 0 &&
skip_grant_tables() == true)
return false;
else
return true;
}
/**
Returns true if all tables should be ignored.
*/
bool all_tables_not_ok(THD *thd, TABLE_LIST *tables) {
Rpl_filter *rpl_filter = thd->rli_slave->rpl_filter;
return rpl_filter->is_on() && tables && !thd->sp_runtime_ctx &&
!rpl_filter->tables_ok(thd->db().str, tables);
}
/**
Checks whether the event for the given database, db, should
be ignored or not. This is done by checking whether there are
active rules in ignore_db or in do_db containers. If there
are, then check if there is a match, if not then check the
wild_do rules.
NOTE: This means that when using this function replicate-do-db
and replicate-ignore-db take precedence over wild do
rules.
@param thd Thread handle.
@param db Database name used while evaluating the filtering
rules.
@param sql_cmd Represents the current query that needs to be
verified against the database filter rules.
@return true Query should not be filtered out from the execution.
false Query should be filtered out from the execution.
*/
inline bool check_database_filters(THD *thd, const char *db,
enum_sql_command sql_cmd) {
DBUG_ENTER("check_database_filters");
DBUG_ASSERT(thd->slave_thread);
if (!db) DBUG_RETURN(true);
Rpl_filter *rpl_filter = thd->rli_slave->rpl_filter;
bool need_increase_counter = true;
switch (sql_cmd) {
case SQLCOM_BEGIN:
case SQLCOM_COMMIT:
case SQLCOM_SAVEPOINT:
case SQLCOM_ROLLBACK:
case SQLCOM_ROLLBACK_TO_SAVEPOINT:
DBUG_RETURN(true);
case SQLCOM_XA_START:
case SQLCOM_XA_END:
case SQLCOM_XA_COMMIT:
case SQLCOM_XA_ROLLBACK:
need_increase_counter = false;
default:
break;
}
bool db_ok = rpl_filter->db_ok(db, need_increase_counter);
/*
No filters exist in ignore/do_db ? Then, just check
wild_do_table filtering for 'DATABASE' related
statements (CREATE/DROP/ATLER DATABASE)
*/
if (db_ok && (rpl_filter->get_do_db()->is_empty() &&
rpl_filter->get_ignore_db()->is_empty())) {
switch (sql_cmd) {
case SQLCOM_CREATE_DB:
case SQLCOM_ALTER_DB:
case SQLCOM_DROP_DB:
db_ok = rpl_filter->db_ok_with_wild_table(db);
default:
break;
}
}
DBUG_RETURN(db_ok);
}
bool some_non_temp_table_to_be_updated(THD *thd, TABLE_LIST *tables) {
for (TABLE_LIST *table = tables; table; table = table->next_global) {
DBUG_ASSERT(table->db && table->table_name);
/*
Update on performance_schema and temp tables are allowed
in readonly mode.
*/
if (table->updating && !find_temporary_table(thd, table) &&
!is_perfschema_db(table->db, table->db_length))
return 1;
}
return 0;
}
/**
Returns whether the command in thd->lex->sql_command should cause an
implicit commit. An active transaction should be implicitly commited if the
statement requires so.
@param thd Thread handle.
@param mask Bitmask used for the SQL command match.
@retval true This statement shall cause an implicit commit.
@retval false This statement shall not cause an implicit commit.
*/
bool stmt_causes_implicit_commit(const THD *thd, uint mask) {
DBUG_ENTER("stmt_causes_implicit_commit");
const LEX *lex = thd->lex;
if ((sql_command_flags[lex->sql_command] & mask) == 0 ||
thd->is_plugin_fake_ddl())
DBUG_RETURN(false);
switch (lex->sql_command) {
case SQLCOM_DROP_TABLE:
DBUG_RETURN(!lex->drop_temporary);
case SQLCOM_ALTER_TABLE:
case SQLCOM_CREATE_TABLE:
/* If CREATE TABLE of non-temporary table, do implicit commit */
DBUG_RETURN((lex->create_info->options & HA_LEX_CREATE_TMP_TABLE) == 0);
case SQLCOM_SET_OPTION:
/* Implicitly commit a transaction started by a SET statement */
DBUG_RETURN(lex->autocommit);
case SQLCOM_RESET:
DBUG_RETURN(lex->option_type != OPT_PERSIST);
default:
DBUG_RETURN(true);
}
}
/**
Mark all commands that somehow changes a table.
This is used to check number of updates / hour.
sql_command is actually set to SQLCOM_END sometimes
so we need the +1 to include it in the array.
See COMMAND_FLAG_xxx for different type of commands
2 - query that returns meaningful ROW_COUNT() -
a number of modified rows
*/
uint sql_command_flags[SQLCOM_END + 1];
uint server_command_flags[COM_END + 1];
void init_sql_command_flags(void) {
/* Initialize the server command flags array. */
memset(server_command_flags, 0, sizeof(server_command_flags));
server_command_flags[COM_SLEEP] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_INIT_DB] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_QUERY] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_FIELD_LIST] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_REFRESH] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STATISTICS] = CF_SKIP_QUESTIONS;
server_command_flags[COM_PROCESS_KILL] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_PING] = CF_SKIP_QUESTIONS;
server_command_flags[COM_STMT_PREPARE] =
CF_SKIP_QUESTIONS | CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STMT_EXECUTE] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STMT_SEND_LONG_DATA] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STMT_CLOSE] =
CF_SKIP_QUESTIONS | CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STMT_RESET] =
CF_SKIP_QUESTIONS | CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_STMT_FETCH] = CF_ALLOW_PROTOCOL_PLUGIN;
server_command_flags[COM_END] = CF_ALLOW_PROTOCOL_PLUGIN;
/* Initialize the sql command flags array. */
memset(sql_command_flags, 0, sizeof(sql_command_flags));
/*
In general, DDL statements do not generate row events and do not go
through a cache before being written to the binary log. However, the
CREATE TABLE...SELECT is an exception because it may generate row
events. For that reason, the SQLCOM_CREATE_TABLE which represents
a CREATE TABLE, including the CREATE TABLE...SELECT, has the
CF_CAN_GENERATE_ROW_EVENTS flag. The distinction between a regular
CREATE TABLE and the CREATE TABLE...SELECT is made in other parts of
the code, in particular in the Query_log_event's constructor.
*/
sql_command_flags[SQLCOM_CREATE_TABLE] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_AUTO_COMMIT_TRANS |
CF_CAN_GENERATE_ROW_EVENTS;
sql_command_flags[SQLCOM_CREATE_INDEX] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_TABLE] =
CF_CHANGES_DATA | CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_TRUNCATE] =
CF_CHANGES_DATA | CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_TABLE] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_LOAD] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS;
sql_command_flags[SQLCOM_CREATE_DB] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_DB] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_DB] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_RENAME_TABLE] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_INDEX] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_VIEW] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_VIEW] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_TRIGGER] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_TRIGGER] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_EVENT] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_EVENT] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_EVENT] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_IMPORT] = CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_UPDATE] = CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_UPDATE_MULTI] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
// This is INSERT VALUES(...), can be VALUES(stored_func()) so we trace it
sql_command_flags[SQLCOM_INSERT] = CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_INSERT_SELECT] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_DELETE] = CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_DELETE_MULTI] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_REPLACE] = CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_REPLACE_SELECT] =
CF_CHANGES_DATA | CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE | CF_CAN_BE_EXPLAINED;
sql_command_flags[SQLCOM_SELECT] =
CF_REEXECUTION_FRAGILE | CF_CAN_GENERATE_ROW_EVENTS | CF_OPTIMIZER_TRACE |
CF_HAS_RESULT_SET | CF_CAN_BE_EXPLAINED;
// (1) so that subquery is traced when doing "SET @var = (subquery)"
/*
@todo SQLCOM_SET_OPTION should have CF_CAN_GENERATE_ROW_EVENTS
set, because it may invoke a stored function that generates row
events. /Sven
*/
sql_command_flags[SQLCOM_SET_OPTION] =
CF_REEXECUTION_FRAGILE | CF_AUTO_COMMIT_TRANS |
CF_CAN_GENERATE_ROW_EVENTS | CF_OPTIMIZER_TRACE; // (1)
// (1) so that subquery is traced when doing "DO @var := (subquery)"
sql_command_flags[SQLCOM_DO] = CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE; // (1)
sql_command_flags[SQLCOM_SET_PASSWORD] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS | CF_NEEDS_AUTOCOMMIT_OFF |
CF_POTENTIAL_ATOMIC_DDL | CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_SHOW_STATUS_PROC] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_STATUS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_DATABASES] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_TRIGGERS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_EVENTS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_OPEN_TABLES] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_PLUGINS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_FIELDS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_KEYS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_VARIABLES] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_CHARSETS] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_COLLATIONS] =
CF_STATUS_COMMAND | CF_HAS_RESULT_SET | CF_REEXECUTION_FRAGILE;
sql_command_flags[SQLCOM_SHOW_BINLOGS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_SLAVE_HOSTS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_BINLOG_EVENTS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_STORAGE_ENGINES] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_PRIVILEGES] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_WARNS] = CF_STATUS_COMMAND | CF_DIAGNOSTIC_STMT;
sql_command_flags[SQLCOM_SHOW_ERRORS] =
CF_STATUS_COMMAND | CF_DIAGNOSTIC_STMT;
sql_command_flags[SQLCOM_SHOW_ENGINE_STATUS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_ENGINE_MUTEX] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_ENGINE_LOGS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_PROCESSLIST] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_GRANTS] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_DB] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_MASTER_STAT] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_SLAVE_STAT] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_PROC] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_FUNC] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_TRIGGER] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_STATUS_FUNC] =
CF_STATUS_COMMAND | CF_REEXECUTION_FRAGILE | CF_HAS_RESULT_SET;
sql_command_flags[SQLCOM_SHOW_PROC_CODE] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_FUNC_CODE] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_CREATE_EVENT] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_PROFILES] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_SHOW_PROFILE] = CF_STATUS_COMMAND;
sql_command_flags[SQLCOM_BINLOG_BASE64_EVENT] =
CF_STATUS_COMMAND | CF_CAN_GENERATE_ROW_EVENTS;
sql_command_flags[SQLCOM_SHOW_TABLES] =
(CF_STATUS_COMMAND | CF_SHOW_TABLE_COMMAND | CF_HAS_RESULT_SET |
CF_REEXECUTION_FRAGILE);
sql_command_flags[SQLCOM_SHOW_TABLE_STATUS] =
(CF_STATUS_COMMAND | CF_SHOW_TABLE_COMMAND | CF_HAS_RESULT_SET |
CF_REEXECUTION_FRAGILE);
/**
ACL DDLs do not access data-dictionary tables. However, they still
need to be marked to avoid autocommit. This is necessary because
code which saves GTID state or slave state in the system tables
at commit time does statement commit on low-level (see
System_table_access::close_table()) and thus can pre-maturely commit
DDL otherwise.
*/
sql_command_flags[SQLCOM_CREATE_USER] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_RENAME_USER] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_USER] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_USER] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_GRANT] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_REVOKE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_REVOKE_ALL] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_USER_DEFAULT_ROLE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_GRANT_ROLE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_REVOKE_ROLE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_ROLE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_ROLE] =
CF_CHANGES_DATA | CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_OPTIMIZE] = CF_CHANGES_DATA;
sql_command_flags[SQLCOM_ALTER_INSTANCE] = CF_CHANGES_DATA;
sql_command_flags[SQLCOM_CREATE_FUNCTION] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_PROCEDURE] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_SPFUNCTION] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_PROCEDURE] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_FUNCTION] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_PROCEDURE] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_FUNCTION] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_INSTALL_PLUGIN] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_UNINSTALL_PLUGIN] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_INSTALL_COMPONENT] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_UNINSTALL_COMPONENT] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_RESOURCE_GROUP] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_RESOURCE_GROUP] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_RESOURCE_GROUP] =
CF_CHANGES_DATA | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_SET_RESOURCE_GROUP] = CF_CHANGES_DATA;
sql_command_flags[SQLCOM_CLONE] =
CF_AUTO_COMMIT_TRANS | CF_ALLOW_PROTOCOL_PLUGIN;
/* Does not change the contents of the Diagnostics Area. */
sql_command_flags[SQLCOM_GET_DIAGNOSTICS] = CF_DIAGNOSTIC_STMT;
/*
(1): without it, in "CALL some_proc((subq))", subquery would not be
traced.
*/
sql_command_flags[SQLCOM_CALL] = CF_REEXECUTION_FRAGILE |
CF_CAN_GENERATE_ROW_EVENTS |
CF_OPTIMIZER_TRACE; // (1)
sql_command_flags[SQLCOM_EXECUTE] = CF_CAN_GENERATE_ROW_EVENTS;
/*
The following admin table operations are allowed
on log tables.
*/
sql_command_flags[SQLCOM_REPAIR] =
CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_OPTIMIZE] |=
CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ANALYZE] =
CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CHECK] =
CF_WRITE_LOGS_COMMAND | CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_USER] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_ROLE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_USER] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_ROLE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_RENAME_USER] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_USER] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_RESTART_SERVER] =
CF_AUTO_COMMIT_TRANS | CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REVOKE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_REVOKE_ALL] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_REVOKE_ROLE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_GRANT] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_GRANT_ROLE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_USER_DEFAULT_ROLE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ASSIGN_TO_KEYCACHE] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_PRELOAD_KEYS] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_INSTANCE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_FLUSH] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_RESET] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_SERVER] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_SERVER] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_SERVER] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CHANGE_MASTER] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CHANGE_REPLICATION_FILTER] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_SLAVE_START] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_SLAVE_STOP] = CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_ALTER_TABLESPACE] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_CREATE_SRS] |= CF_AUTO_COMMIT_TRANS;
sql_command_flags[SQLCOM_DROP_SRS] |= CF_AUTO_COMMIT_TRANS;
/*
The following statements can deal with temporary tables,
so temporary tables should be pre-opened for those statements to
simplify privilege checking.
There are other statements that deal with temporary tables and open
them, but which are not listed here. The thing is that the order of
pre-opening temporary tables for those statements is somewhat custom.
*/
sql_command_flags[SQLCOM_CREATE_TABLE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_DROP_TABLE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_CREATE_INDEX] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_ALTER_TABLE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_TRUNCATE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_LOAD] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_DROP_INDEX] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_UPDATE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_UPDATE_MULTI] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_INSERT] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_INSERT_SELECT] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_DELETE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_DELETE_MULTI] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_REPLACE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_REPLACE_SELECT] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_SELECT] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_SET_OPTION] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_DO] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_CALL] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_CHECKSUM] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_ANALYZE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_CHECK] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_OPTIMIZE] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_REPAIR] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_PRELOAD_KEYS] |= CF_PREOPEN_TMP_TABLES;
sql_command_flags[SQLCOM_ASSIGN_TO_KEYCACHE] |= CF_PREOPEN_TMP_TABLES;
/*
DDL statements that should start with closing opened handlers.
We use this flag only for statements for which open HANDLERs
have to be closed before emporary tables are pre-opened.
*/
sql_command_flags[SQLCOM_CREATE_TABLE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_DROP_TABLE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_ALTER_TABLE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_TRUNCATE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_REPAIR] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_OPTIMIZE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_ANALYZE] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_CHECK] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_CREATE_INDEX] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_DROP_INDEX] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_PRELOAD_KEYS] |= CF_HA_CLOSE;
sql_command_flags[SQLCOM_ASSIGN_TO_KEYCACHE] |= CF_HA_CLOSE;
/*
Mark statements that always are disallowed in read-only
transactions. Note that according to the SQL standard,
even temporary table DDL should be disallowed.
*/
sql_command_flags[SQLCOM_CREATE_TABLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_TABLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_TABLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_RENAME_TABLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_INDEX] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_INDEX] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_DB] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_DB] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_DB] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_VIEW] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_VIEW] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_TRIGGER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_TRIGGER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_EVENT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_EVENT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_EVENT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_USER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_ROLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_RENAME_USER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_USER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_USER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_ROLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_SERVER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_SERVER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_SERVER] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_FUNCTION] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_PROCEDURE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_SPFUNCTION] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_PROCEDURE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_FUNCTION] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_PROCEDURE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_FUNCTION] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_TRUNCATE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_TABLESPACE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_REPAIR] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_OPTIMIZE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_GRANT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_GRANT_ROLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_REVOKE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_REVOKE_ALL] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_REVOKE_ROLE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_INSTALL_PLUGIN] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_UNINSTALL_PLUGIN] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_INSTALL_COMPONENT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_UNINSTALL_COMPONENT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_ALTER_INSTANCE] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_IMPORT] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_CREATE_SRS] |= CF_DISALLOW_IN_RO_TRANS;
sql_command_flags[SQLCOM_DROP_SRS] |= CF_DISALLOW_IN_RO_TRANS;
/*
Mark statements that are allowed to be executed by the plugins.
*/
sql_command_flags[SQLCOM_SELECT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_TABLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_INDEX] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_TABLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_UPDATE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_INSERT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_INSERT_SELECT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DELETE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_TRUNCATE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_TABLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_INDEX] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_DATABASES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_TABLES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_FIELDS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_KEYS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_VARIABLES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_STATUS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_ENGINE_LOGS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_ENGINE_STATUS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_ENGINE_MUTEX] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PROCESSLIST] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_MASTER_STAT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_SLAVE_STAT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_GRANTS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CHARSETS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_COLLATIONS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_DB] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_TABLE_STATUS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_TRIGGERS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_LOAD] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SET_OPTION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_LOCK_TABLES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_UNLOCK_TABLES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_GRANT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CHANGE_DB] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_DB] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_DB] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_DB] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REPAIR] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REPLACE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REPLACE_SELECT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_FUNCTION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_FUNCTION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REVOKE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_OPTIMIZE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CHECK] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ASSIGN_TO_KEYCACHE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_PRELOAD_KEYS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_FLUSH] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_KILL] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ANALYZE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ROLLBACK] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ROLLBACK_TO_SAVEPOINT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_COMMIT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SAVEPOINT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_RELEASE_SAVEPOINT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SLAVE_START] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SLAVE_STOP] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_START_GROUP_REPLICATION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_STOP_GROUP_REPLICATION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_BEGIN] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CHANGE_MASTER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CHANGE_REPLICATION_FILTER] |=
CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_RENAME_TABLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_RESET] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_PURGE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_PURGE_BEFORE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_BINLOGS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_OPEN_TABLES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_HA_OPEN] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_HA_CLOSE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_HA_READ] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_SLAVE_HOSTS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DELETE_MULTI] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_UPDATE_MULTI] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_BINLOG_EVENTS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DO] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_WARNS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_EMPTY_QUERY] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_ERRORS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_STORAGE_ENGINES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PRIVILEGES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_HELP] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_USER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_USER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_RENAME_USER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REVOKE_ALL] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CHECKSUM] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_PROCEDURE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_SPFUNCTION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CALL] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_PROCEDURE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_PROCEDURE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_FUNCTION] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_PROC] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_FUNC] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_STATUS_PROC] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_STATUS_FUNC] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_PREPARE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_EXECUTE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DEALLOCATE_PREPARE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_VIEW] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_VIEW] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_TRIGGER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_TRIGGER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_START] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_END] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_PREPARE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_COMMIT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_ROLLBACK] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_XA_RECOVER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PROC_CODE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_FUNC_CODE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_TABLESPACE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_BINLOG_BASE64_EVENT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PLUGINS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_SERVER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_SERVER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_SERVER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_EVENT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_EVENT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_EVENT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_EVENT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_EVENTS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_TRIGGER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PROFILE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_PROFILES] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SIGNAL] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_RESIGNAL] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_RELAYLOG_EVENTS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_GET_DIAGNOSTICS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_USER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_EXPLAIN_OTHER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SHOW_CREATE_USER] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SET_PASSWORD] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_SET_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_GRANT_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_REVOKE_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_ALTER_USER_DEFAULT_ROLE] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_IMPORT] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_END] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_CREATE_SRS] |= CF_ALLOW_PROTOCOL_PLUGIN;
sql_command_flags[SQLCOM_DROP_SRS] |= CF_ALLOW_PROTOCOL_PLUGIN;
/*
Mark DDL statements which require that auto-commit mode to be temporarily
turned off. See sqlcom_needs_autocommit_off() for more details.
CREATE TABLE and DROP TABLE are not marked as such as they have special
variants dealing with temporary tables which don't update data-dictionary
at all and which should be allowed in the middle of transaction.
*/
sql_command_flags[SQLCOM_CREATE_INDEX] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_TABLE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_TRUNCATE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_INDEX] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_DB] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_DB] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_DB] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_REPAIR] |= CF_NEEDS_AUTOCOMMIT_OFF;
sql_command_flags[SQLCOM_OPTIMIZE] |= CF_NEEDS_AUTOCOMMIT_OFF;
sql_command_flags[SQLCOM_RENAME_TABLE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_VIEW] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_VIEW] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_TABLESPACE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_SPFUNCTION] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_FUNCTION] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_FUNCTION] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_FUNCTION] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_PROCEDURE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_PROCEDURE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_ALTER_PROCEDURE] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_CREATE_TRIGGER] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_DROP_TRIGGER] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_IMPORT] |=
CF_NEEDS_AUTOCOMMIT_OFF | CF_POTENTIAL_ATOMIC_DDL;
sql_command_flags[SQLCOM_INSTALL_PLUGIN] |= CF_NEEDS_AUTOCOMMIT_OFF;
sql_command_flags[SQLCOM_UNINSTALL_PLUGIN] |= CF_NEEDS_AUTOCOMMIT_OFF;