Search Results
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords-9-5.html
This section provides information about keywords and reserved words in MySQL 9.5. MySQL 9.5 Keywords and Reserved Words MySQL 9.5 New Keywords and Reserved Words MySQL 9.5 Removed Keywords and Reserved Words MySQL 9.5 Keywords and Reserved Words ...
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords.html
This section contains information on the keywords and reserved words within the server when creating and submitting queries to the system. For more information on reserved words and their impact on your queries, see Keywords and Reserved Words, in ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-string-functions-operators.html
With the exception of the FORMAT() function, string functions and operators described in the following table are supported with variable-length encoded columns. FIELD() Index (position) of first argument in subsequent arguments FIND_IN_SET() Index ...
https://dev.mysql.com/doc/refman/8.4/en/bit-functions.html
Table 14.17 Bit Functions and Operators Name Description & Bitwise AND >> Right shift << Left shift ^ Bitwise XOR BIT_COUNT() Return the number of bits that are set | Bitwise OR ~ Bitwise inversion The following list describes available bit ...
https://dev.mysql.com/doc/refman/8.4/en/bit-value-literals.html
A leading 0b is case-sensitive and cannot be written as 0B. In numeric contexts, MySQL treats a bit literal like an integer. To ensure numeric treatment of a bit literal, use it in numeric context. For example, a bit literal assigned to a ...
https://dev.mysql.com/doc/refman/8.4/en/create-table.html
| {FULLTEXT | SPATIAL} [INDEX | KEY] [index_name] (key_part,...) [index_option] ... | [CONSTRAINT [symbol]] UNIQUE [INDEX | KEY] [index_name] [index_type] (key_part,...) [index_option] ... (Some valid select or union statement) CREATE TABLE creates ...
https://dev.mysql.com/doc/refman/8.4/en/delete.html
DELETE is a DML statement that removes rows from a table. A DELETE statement can start with a WITH clause to define common table expressions accessible within the DELETE. Single-Table Syntax DELETE [LOW_PRIORITY] [QUICK] [IGNORE] FROM tbl_name ...
https://dev.mysql.com/doc/refman/8.4/en/identifiers.html
Certain objects within MySQL, including database, table, index, column, alias, view, stored procedure, partition, tablespace, resource group and other object names are known as identifiers. Section 11.2.1, “Identifier Length Limits”, indicates ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-compression-internals.html
This section describes some internal implementation details about compression for InnoDB tables. The information presented here may be helpful in tuning for performance, but is not necessary to know for basic use of compression. Compression ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-compression-tuning.html
Most often, the internal optimizations described in InnoDB Data Storage and Compression ensure that the system runs well with compressed data. However, because the efficiency of compression depends on the nature of your data, you can make decisions ...