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https://dev.mysql.com/doc/refman/5.7/en/server-system-variables.html
character_set_database System Variable character_set_database Scope Global, Session Dynamic Yes Type String Default Value latin1 Footnote This option is dynamic, but should be set only by server. If there is no default database, the variable has the ... The MySQL server maintains many system variables that affect its ...
https://dev.mysql.com/doc/refman/5.7/en/alter-database.html
ALTER {DATABASE | SCHEMA} db_name UPGRADE DATA DIRECTORY NAME alter_option: { [DEFAULT] CHARACTER SET [=] charset_name | [DEFAULT] COLLATE [=] collation_name } ALTER DATABASE enables you to change the overall characteristics of a database. These ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-nutshell.html
MySQL now enables database administrators to establish a policy for automatic password expiration: Any user who connects to the server using an account for which the password is past its permitted lifetime must change the password. Data masking ...
https://dev.mysql.com/doc/refman/5.7/en/create-database.html
CREATE {DATABASE | SCHEMA} [IF NOT EXISTS] db_name [create_option] ... create_option: [DEFAULT] { CHARACTER SET [=] charset_name | COLLATE [=] collation_name } CREATE DATABASE creates a database with the given name. To use this statement, you need ...For information about character set and collation names, see Chapter 10, Character Sets, Collations, ...
https://dev.mysql.com/doc/refman/5.7/en/drop-database.html
DROP {DATABASE | SCHEMA} [IF EXISTS] db_name DROP DATABASE drops all tables in the database and deletes the database. Be very careful with this statement! To use DROP DATABASE, you need the DROP privilege on the database. Important When a database ...TEMPORARY tables are automatically removed when the session that created them ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-filter-definitions.html
SELECT (for table referenced in REPLACE clause LOAD DATA LOAD XML update event: UPDATE UPDATE ... Replacing a User Filter In some cases, the filter definition can be changed dynamically. A new filter can be replaced with the original one by using a ...For information about using JSON data in MySQL, see Section 11.5, “The JSON Data ...
https://dev.mysql.com/doc/refman/5.7/en/charset-database.html
Every database has a database character set and a database collation. The CREATE DATABASE and ALTER DATABASE statements have optional clauses for specifying the database character set and collation: CREATE DATABASE db_name [[DEFAULT] CHARACTER SET ...If CHARACTER SET charset_name is specified without COLLATE, character set charset_name and its default collation are ...
https://dev.mysql.com/doc/refman/5.7/en/load-data.html
Unless REPLACE is also specified, LOCAL has the same effect as the IGNORE modifier on the interpretation of input file contents and error handling; see Duplicate-Key and Error Handling, and Column Value Assignment. By default, the server interprets ...The file can be read from the server host or the client host, depending on whether the LOCAL modifier is ...
https://dev.mysql.com/doc/refman/5.7/en/create-view.html
If the view does not exist, CREATE OR REPLACE VIEW is the same as CREATE VIEW. If the view does exist, CREATE OR REPLACE VIEW replaces it. If the OR REPLACE clause is present, you must also have the DROP privilege for the view. By default, a new ...
https://dev.mysql.com/doc/refman/5.7/en/database-use.html
Once you know how to enter SQL statements, you are ready to access a database. For example, a database like this could be used by a farmer to keep track of livestock, or by a veterinarian to keep track of patient records. Use the SHOW statement to ...Suppose that you have several pets in your home (your menagerie) and you would like to keep track of various types of information about ...