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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-unicode-ucs2.html
For example: LATIN CAPITAL LETTER A has the code 0x0041 and it is stored as a 2-byte sequence: 0x00 0x41. For Unicode characters and their codes, please refer to the Unicode Consortium website. The ucs2 character set has these characteristics: ...
https://dev.mysql.com/doc/refman/8.0/en/checking-rpm-signature.html
Rather, RPM maintains a separate keyring because it is a system-wide application and a user's GPG public keyring is a user-specific file. RPM 4.1 no longer uses your personal GPG keyring (or GPG itself). To import the MySQL public key into the RPM ...
https://dev.mysql.com/doc/refman/8.0/en/clone.html
CLONE INSTANCE syntax clones data from a remote MySQL server instance (the donor) and transfers it to the MySQL instance where the cloning operation was initiated (the recipient). An absolute path is required, and the directory must not exist. When ... CLONE clone_action clone_action: { LOCAL DATA DIRECTORY [=] 'clone_dir'; | INSTANCE FROM 'user'@'host':port IDENTIFIED BY 'password' [DATA DIRECTORY [=] 'clone_dir'] [REQUIRE [NO] SSL] } The CLONE statement is used to clone data locally or from a remote MySQL server ...
https://dev.mysql.com/doc/refman/8.0/en/condition-handling.html
Conditions may arise during stored program execution that require special handling, such as exiting the current program block or continuing execution. Handlers can be defined for general conditions such as warnings or exceptions, or for specific ...
https://dev.mysql.com/doc/refman/8.0/en/counting-rows.html
See Section 14.19.1, “Aggregate Function Descriptions” for information about COUNT(expr) behavior and related optimizations. Counting the total number of animals you have is the same question as “How many rows are in the pet table?” because ...
https://dev.mysql.com/doc/refman/8.0/en/create-table-files.html
For an InnoDB table created in a file-per-table tablespace or general tablespace, table data and associated indexes are stored in a .ibd file in the database directory. When an InnoDB table is created in the system tablespace, table data and ...The ...
https://dev.mysql.com/doc/refman/8.0/en/csv-storage-engine.html
When you create a CSV table, the server creates a plain text data file having a name that begins with the table name and has a .CSV extension. If you examine the test.CSV file in the database directory created by executing the preceding statements, ... The CSV storage engine stores data in text files using comma-separated values ...
https://dev.mysql.com/doc/refman/8.0/en/cursor-restrictions.html
UPDATE WHERE CURRENT OF and DELETE WHERE CURRENT OF are not implemented, because updatable cursors are not supported. Initially, this is a MEMORY table, but is converted to a MyISAM table when its size exceeds the minimum value of the ...
https://dev.mysql.com/doc/refman/8.0/en/cursors.html
Cursors have these properties: Asensitive: The server may or may not make a copy of its result table Read only: Not updatable Nonscrollable: Can be traversed only in one direction and cannot skip rows Cursor declarations must appear before handler ...