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As of MySQL Version 3.23.6, you can choose between three basic table formats: ISAM, HEAP, and MyISAM. Newer MySQL may support additional table types (InnoDB ...
MySQL Table Types/Storage Engines · ISAM Table · MyISAM Table · InnoDB Table · MERGE Table · Memory Table · CSV Table · FEDERATED Table · ARCHIVE Table. This ...
MySQL supports SQL data types in several categories: numeric types, date and time types, string (character and byte) types, spatial types, and the JSON data ...
Mások ezeket a kérdéseket is felteszik
In MySQL there are three main data types: string, numeric, and date and time. String Data Types. Data type, Description. CHAR(size), A FIXED length string (can ...
Contents · 1.1 MyISAM and InnoDB. 1.1.1 MyISAM; 1.1.2 InnoDB · 1.2 Merge Table · 1.3 MEMORY / HEAP · 1.4 BDB · 1.5 BLACKHOLE · 1.6 Miscellaneous.
This table type uses libmysql API to access a MySQL or MariaDB table or view. This table must be created on the current server or on another local or remote ...
2021. szept. 17. · In the article, we are going to discuss data types including string, numeric, date and time, spatial, and JSON supported by MySQL.
Last but not least is the HEAP table type. HEAP tables use hashed indexes and are stored in memory. This makes them very fast, but if MySQL crashes you will ...
MySQL can support different index types, but the normal type is ISAM or MyISAM. These use a B-tree index, and you can roughly calculate the size for the index ...
The table name can be specified as db_name.tbl_name to create the table in a specific database. This works regardless of whether there is a default database, ...