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https://dev.mysql.com/doc/mysql-monitor/8.0/en/mem-upgrading-general.html
You cannot use the update installers to update a 32-bit Linux installation to a 64-bit version using an update installer. Customizations to setenv.sh are lost, as this file is replaced and optimized during an upgrade. The installation and ...
https://dev.mysql.com/doc/mysql-monitor/8.0/en/system-prereqs-reference.html
This section describes the minimum and recommended system requirements for a successful MySQL Enterprise Monitor installation. Minimum Hardware Requirements This section describes the minimum hardware requirements for the Enterprise Service Monitor. 2 CPU Cores 2 GB RAM Disk I/O subsystem applicable to a write-intensive database Recommended Hardware Requirements This section describes the recommended hardware requirements for the Enterprise Service ...
https://dev.mysql.com/doc/refman/8.4/en/arithmetic-functions.html
The result is determined according to the following rules: In the case of -, +, and *, the result is calculated with BIGINT (64-bit) precision if both operands are integers. * Multiplication: mysql> SELECT 3*5; -> 15 mysql> SELECT ... Table 14.9 ...
https://dev.mysql.com/doc/refman/8.4/en/audit-log-reference.html
Unless those objects are installed, the audit_log plugin operates in (deprecated) legacy mode. Audit Log Tables MySQL Enterprise Audit uses tables in the mysql system database for persistent storage of filter and user account data. The tables can be ...
https://dev.mysql.com/doc/refman/8.4/en/caching-sha2-pluggable-authentication.html
Note In the name sha256_password, “sha256” refers to the 256-bit digest length the plugin uses for encryption. In the name caching_sha2_password, “sha2” refers more generally to the SHA-2 class of encryption algorithms, of which 256-bit ...
https://dev.mysql.com/doc/refman/8.4/en/character-arrays.html
Each simple character set has a configuration file located in the sql/share/charsets directory. For a character set named MYSYS, the file is named MYSET.xml. <map> elements appear within these elements: <ctype> defines attributes for each character. <collation> elements indicate character ordering for comparison and sorting, one element per ...
https://dev.mysql.com/doc/refman/8.4/en/create-spatial-reference-system.html
srs_attribute: { NAME 'srs_name' | DEFINITION 'definition' | ORGANIZATION 'org_name' IDENTIFIED BY org_id | DESCRIPTION 'description' } srid, org_id: 32-bit unsigned integer This statement creates a spatial reference system (SRS) definition and ...
https://dev.mysql.com/doc/refman/8.4/en/create-tablespace.html
The unique file name is a 128 bit UUID formatted into five groups of hexadecimal numbers separated by dashes (aaaaaaaa-bbbb-cccc-dddd-eeeeeeeeeeee). On 32-bit systems, the maximum supported value for INITIAL_SIZE is 4294967296 (4 GB). The precise ...
https://dev.mysql.com/doc/refman/8.4/en/drop-spatial-reference-system.html
DROP SPATIAL REFERENCE SYSTEM [IF EXISTS] srid srid: 32-bit unsigned integer This statement removes a spatial reference system (SRS) definition from the data dictionary. To identify which column or columns use the SRID, use this query: SELECT * ...
https://dev.mysql.com/doc/refman/8.4/en/faqs-mysql-cluster.html
The minimum connectivity requirements for NDB Cluster include a typical 100-megabit Ethernet network or the equivalent. The purpose of the two data nodes is to provide redundancy; the management node must run on a separate machine to guarantee ...