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https://dev.mysql.com/doc/refman/8.0/en/charset-collation-effect.html
latin1_swedish_ci latin1_german1_ci latin1_german2_ci Muffler Muffler Müller MX Systems Müller Muffler Müller MX Systems MX Systems MySQL MySQL MySQL The character that causes the different sort orders in this example is ü (German ...
https://dev.mysql.com/doc/refman/8.0/en/charset-repertoire.html
The repertoire of a character set is the collection of characters in the set. String expressions have a repertoire attribute, which can have two values: ASCII: The expression can contain only ASCII characters; that is, characters in the Unicode ...
https://dev.mysql.com/doc/refman/8.0/en/create-procedure.html
By default, a stored routine is associated with the default database. To associate the routine explicitly with a given database, specify the name as db_name.sp_name when you create it. The CREATE FUNCTION statement is also used in MySQL to support ...
https://dev.mysql.com/doc/refman/8.0/en/explain.html
{EXPLAIN | DESCRIBE | DESC} tbl_name [col_name | wild] {EXPLAIN | DESCRIBE | DESC} [explain_type] {explainable_stmt | FOR CONNECTION connection_id} {EXPLAIN | DESCRIBE | DESC} ANALYZE [explain_type] select_stmt explain_type: { FORMAT = format_name ...
https://dev.mysql.com/doc/refman/8.0/en/load-data.html
The file can be read from the server host or the client host, depending on whether the LOCAL modifier is given. INTO Statement”.) To write data from a table to a file, use SELECT ... To read the file back into a table, use LOAD DATA. The syntax of ...
https://dev.mysql.com/doc/refman/8.0/en/locking-service.html
MySQL distributions provide a locking interface that is accessible at two levels: At the SQL level, as a set of loadable functions that each map onto calls to the service routines. As a C language interface, callable as a plugin service from server ...
https://dev.mysql.com/doc/refman/8.0/en/merge-storage-engine.html
The MERGE storage engine, also known as the MRG_MyISAM engine, is a collection of identical MyISAM tables that can be used as one. “Identical” means that all tables have identical column data types and index information. You cannot merge MyISAM ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-indexes.html
Indexes are used to find rows with specific column values quickly. Without an index, MySQL must begin with the first row and then read through the entire table to find the relevant rows. If the table has an index for the columns in question, MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-nutshell.html
This section summarizes what has been added to, deprecated in, and removed from MySQL 8.0. A companion section lists MySQL server options and variables that have been added, deprecated, or removed in MySQL 8.0; see Section 1.4, “Server and Status ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-shell-tutorial-javascript-documents-in-tables.html
In MySQL, a table may contain traditional relational data, JSON values, or both. You can combine traditional data with JSON documents by storing the documents in columns having a native JSON data type. Examples in this section use the city table in ...