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https://dev.mysql.com/doc/refman/8.0/en/integer-types.html
MySQL supports the SQL standard integer types INTEGER (or INT) and SMALLINT. As an extension to the standard, MySQL also supports the integer types TINYINT, MEDIUMINT, and BIGINT. The following table shows the required storage and range for each ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-differing-tables.html
If only ALL_NON_LOSSY is set, but not ALL_LOSSY, then attempting a conversion that would result in the loss of data (such as INT to TINYINT, or CHAR(25) to VARCHAR(20)) causes the replica to stop with an error. ALL_SIGNED Treat promoted integer ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-conflict-resolution.html
However, the data type of this column is never TIMESTAMP; instead, its data type should be INT (INTEGER) or BIGINT. When the replica on the primary detects conflicts, it injects events into its own binary log to compensate for these; this ensures ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-limitations-partitioning-keys-unique-keys.html
This section discusses the relationship of partitioning keys with primary keys and unique keys. The rule governing this relationship can be expressed as follows: All columns used in the partitioning expression for a partitioned table must be part ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-columns-range.html
In addition, you can define the ranges using columns of types other than integer types. RANGE COLUMNS partitioning columns are not restricted to integer columns; string, DATE and DATETIME columns can also be used as partitioning columns. As with ...
https://dev.mysql.com/doc/refman/8.0/en/create-table.html
| [CONSTRAINT [symbol]] UNIQUE [INDEX | KEY] [index_name] [index_type] (key_part,...) [index_option] ... Example: CREATE TABLE t (c CHAR(20) CHARACTER SET utf8mb4 COLLATE utf8mb4_bin); MySQL 8.0 interprets length specifications in character column ...| {FULLTEXT | SPATIAL} [INDEX | KEY] [index_name] (key_part,...) [index_option] ...
https://dev.mysql.com/doc/refman/8.0/en/invisible-columns.html
Foreign key constraints can be defined on invisible columns, and foreign key constraints can reference invisible columns. For new or modified rows, violation of a CHECK constraint on an invisible column produces an error. However, even if explicitly ...An invisible column is normally hidden to queries, but can be accessed if explicitly ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-online-operations.html
Such operations do not require single user mode for NDB table alterations made in an NDB cluster with multiple API nodes; transactions can continue uninterrupted during online DDL operations. REORGANIZE PARTITION, ALGORITHM=INPLACE with no ... MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-desc.html
For information about interpreting this value, see NDB Schema Object Versions. --connect-retries Command-Line Format --connect-retries=# Type Integer Default Value 12 Minimum Value 0 Maximum Value 12 Number of times to retry connection before giving ... ndb_desc provides a detailed description of one or more NDB ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-range.html
MAXVALUE represents an integer value that is always greater than the largest possible integer value (in mathematical language, it serves as a least upper bound). At some point in the future—when the number of stores has increased to 25, 30, or ...