By default, tables are created in the default database, using the InnoDB storage engine. An error occurs if the table exists, if there is no default database, or if the database does not exist. MySQL has no limit on the number of tables. The underlying file system may have a limit...
mysql_create_table(), mysql_create_table_no_lock(), create_table_impl(), rea_create_base_table(). Execution of this code is the runtime implementation of the CREATE TABLE statement, and eventually leads to: dd::create_table(), to create the table in the Data Dictionary, ...
The DB in which I'm trying to create the table is set up as a symbolic link due to storage concerns--datadir exists on `/var/lib/mysql`, db `op` points to datastore on an external drive (see details from command line below). ...
当主从复制采用 binlog 的行模式时,如果从库启用 slow_query_log、log_slow_replica_statements 且从库重放 CREATE TABLE、DROP TABLE 时因特殊情况(比如被从库其他 SQL 占用 MDL 锁)执行耗时较长,会被从库记录到慢日志(slow log),而 ALTER TABLE 却不会被记录到慢日志。 ALTER TABLE 等管理语句是否会记录到...
tbl 的重放(会处于 Waiting for table metadata lock 状态): # begin; select count(*) from db1.tbl for update; # 等待几秒后(大于long_query_time的配置即可),再 commit set global slow_query_log=on; set global log_slow_replica_statements=on; mysql> show variables like '%slow%'; +---+-...
Or, to grant privileges on a specific table: GRANTSELECT,INSERT,UPDATE,DELETEONdatabase_name.table_nameTO'username'@'localhost'; Copy By following these steps, you should be able to resolve theAccess denied for usererror and ensure that the user has the necessary access to the MySQL ...
() #17 0x000000000322e6b3 in mysql_create_table(THD*, Table_ref*, HA_CREATE_INFO*, Alter_info*) () #18 0x0000000003655e77 in Sql_cmd_create_table::execute(THD*) () #19 0x000000000318eb63 in mysql_execute_command(THD*, bool) () #20 0x00000000031bd6b4 in Prepared_statement::execute...
工作中有时候做hive开发了,需要对一张表进行备份。一般都会使用 create table as select(简称:CTAS)...简单方便,但是需要注意CTAS建表产生的问题,因为CTAS建表并不一定会保存原表样式。 1.创建一个分区表 CREATE TABLE T_DEDUCT_SIGN_D( id bigint COMMENT '主键ID', ...
In the SSH client window, use the following command to ensure the bitnami service is active and running. Provide the bitnami password again when prompted: sudo service bitnami status. Create a remote access user account to be used by the Azure Stack Hub MySQL Hosting Server to connect to MySQ...
I tried a test migration to a different MySQL server running on Ubuntu, serverversion reported as: serverVersion=5.7.25-0ubuntu0.18.04.2 In that instance, the script generator omited the VISIBLE statement from the INDEX command, ie the CREATE query became; CREATE TABLE IF NOT EXISTS `dev...