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https://dev.mysql.com/doc/refman/8.0/en/data-masking-plugin-usage.html
Before using MySQL Enterprise Data Masking and De-Identification, install it according to the instructions provided at Section 8.5.3.1, “MySQL Enterprise Data Masking and De-Identification Plugin Installation”. To use MySQL Enterprise Data ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking.html
Example 2: A credit card processor company provides a set of services using sensitive data, such as: Processing a large number of financial transactions per second. Note MySQL Enterprise Data Masking and De-Identification is an extension included ...
https://dev.mysql.com/doc/refman/8.0/en/data-type-defaults.html
For nontransactional tables, an error occurs, but if this happens for the second or subsequent row of a multiple-row statement, the preceding rows are inserted. Data type specifications can have explicit or implicit default values. A DEFAULT value ...
https://dev.mysql.com/doc/refman/8.0/en/declare-handler.html
HANDLER statement had not been present, MySQL would have taken the default action (EXIT) after the second INSERT failed due to the PRIMARY KEY constraint, and SELECT @x would have returned 2. statement handler_action: { CONTINUE | EXIT | UNDO } ...
https://dev.mysql.com/doc/refman/8.0/en/delete.html
For MyISAM tables, you can specify an AUTO_INCREMENT secondary column in a multiple-column key. For the second multiple-table syntax, only matching rows from the tables listed in the FROM clause (before the USING clause) are deleted. DELETE is a ...
https://dev.mysql.com/doc/refman/8.0/en/encryption-functions.html
The second argument indicates the desired bit length of the result, which must have a value of 224, 256, 384, 512, or 0 (which is equivalent to 256). If you want to store these results, use a column with a VARBINARY or BLOB binary string data type.
https://dev.mysql.com/doc/refman/8.0/en/entering-queries.html
(Do you see the error in the statement? The string 'Smith is missing the second single quotation mark.) At this point, what do you do? The simplest thing is to cancel the query. Note Multiline statements from this point on are written without the ...
https://dev.mysql.com/doc/refman/8.0/en/except.html
query_expression_body EXCEPT [ALL | DISTINCT] query_expression_body [EXCEPT [ALL | DISTINCT] query_expression_body] [...] query_expression_body: See Section 15.2.14, “Set Operations with UNION, INTERSECT, and EXCEPT” EXCEPT limits the result ...
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/faqs-cjk.html
This set of Frequently Asked Questions derives from the experience of MySQL's Support and Development groups in handling many inquiries about CJK (Chinese-Japanese-Korean) issues. What problems should I be aware of when working with the Big5 ...