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https://dev.mysql.com/doc/refman/9.7/en/information-schema-parameters-table.html
The PARAMETERS table provides information about parameters for stored routines (stored procedures and stored functions), and about return values for stored functions. The PARAMETERS table does not include built-in (native) functions or loadable ...
https://dev.mysql.com/doc/refman/9.7/en/information-schema-routines-table.html
The ROUTINES table provides information about stored routines (stored procedures and stored functions). The ROUTINES table does not include built-in (native) functions or loadable functions. The ROUTINES table has these columns: SPECIFIC_NAME The ...
https://dev.mysql.com/doc/refman/9.7/en/performance-schema-variables-metadata-table.html
Possible values for variables of non-numeric types are often shown in the text of the DOCUMENTATION column; otherwise, see the variable's description in the Manual. For a variable that is not numeric, this is always an empty string. For a variable ... The variables_metadata table shows, for each server system variable, its name, scope, type, range of values (where applicable), and ...
https://dev.mysql.com/doc/refman/9.7/en/precision-math-expressions.html
(If strict SQL mode is not enabled, truncation for INSERT is permissible.) Handling of a numeric expression depends on what kind of values the expression contains: If any approximate values are present, the expression is approximate and is evaluated ... With precision math, exact-value numbers are used as given whenever ...
https://dev.mysql.com/doc/refman/9.7/en/precision-math.html
MySQL provides support for precision math: numeric value handling that results in extremely accurate results and a high degree control over invalid values. These features have several implications for numeric operations and provide a high degree of ...Precision math is based on these two features: SQL modes that control how strict the server is about accepting or rejecting invalid ...
https://dev.mysql.com/doc/refman/9.7/en/storage-requirements.html
InnoDB Table Storage Requirements NDB Table Storage Requirements Numeric Type Storage Requirements Date and Time Type Storage Requirements String Type Storage Requirements Spatial Type Storage Requirements JSON Storage Requirements The storage ...
https://dev.mysql.com/doc/refman/9.7/en/validate-password-options-variables.html
validate_password.number_count Command-Line Format --validate-password.number-count=# System Variable validate_password.number_count Scope Global Dynamic Yes SET_VAR Hint Applies No Type Integer Default Value 1 Minimum Value 0 The minimum number of ... This section describes the system and status variables that validate_password provides to enable its operation to be configured and ...
https://dev.mysql.com/doc/refman/9.7/en/built-in-function-reference.html
The following table lists each built-in (native) function and operator and provides a short description of each one. For a table listing functions that are loadable at runtime, see Section 14.2, “Loadable Function Reference”. ->> Return value ...
https://dev.mysql.com/doc/refman/9.7/en/charset-binary-collations.html
Binary strings are sequences of bytes and the numeric values of those bytes determine comparison and sort order. For the binary collation, comparison and sorting are based on numeric byte values. For _bin collations, this ordering is based on ...
https://dev.mysql.com/doc/refman/9.7/en/charset-binary-set.html
Comparison and sorting are based on numeric byte values, rather than on numeric character code values (which for multibyte characters differ from numeric byte values). The binary character set is the character set for binary strings, which are ...