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How to discard tablespace in MySQL before import?
Error : Tablespace for table ‘`database`.`temp`’ exists. Please DISCARD the tablespace before IMPORT. However, if I try to drop the table, or try to discard the tablespace for this table, using
Is there tablespace for table InnoDB in MariaDB?
MariaDB [database_name]> create table innodb_table (`id` int (10) unsigned NOT NULL); ERROR 1813 (HY000): Tablespace for table ‘`database_name`.`innodb_table`’ exists. Please DISCARD the tablespace before IMPORT MariaDB [database_name]> drop table innodb_table; ERROR 2006 (HY000): MySQL server has gone away No connection. Trying to reconnect…
How to create a table in MariaDB [ database name ]?
MariaDB [database_name]> create table innodb_table (`id` int (10) unsigned NOT NULL); ERROR 1813 (HY000): Tablespace for table ‘`database_name`.`innodb_table`’ exists. Please DISCARD the tablespace before IMPORT
How to add or remove columns in MariaDB?
ADD COLUMN [IF NOT EXISTS] ADD INDEX [IF NOT EXISTS] ADD FOREIGN KEY [IF NOT EXISTS] ADD PARTITION [IF NOT EXISTS] CREATE INDEX [IF NOT EXISTS] DROP COLUMN [IF EXISTS] DROP INDEX [IF EXISTS] DROP FOREIGN KEY [IF EXISTS] DROP PARTITION [IF EXISTS] CHANGE COLUMN [IF EXISTS] MODIFY COLUMN [IF EXISTS] DROP INDEX [IF EXISTS]
Why is the temporary tablespace introduced in MySQL 5.7?
The introduction of a shared temporary tablespace in MySQL 5.7 removes performance costs associated with creating and removing a file-per-table tablespace for each temporary table. A dedicated temporary tablespace also means that it is no longer necessary to save temporary table metadata to the InnoDB system tables.
Where are the temporary tables created in InnoDB?
A dedicated temporary tablespace also means that it is no longer necessary to save temporary table metadata to the InnoDB system tables. Compressed temporary tables, which are temporary tables created using the ROW_FORMAT=COMPRESSED attribute, are created in file-per-table tablespaces in the temporary file directory.