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  2. MyISAM - Wikipedia

    en.wikipedia.org/wiki/MyISAM

    MySQL uses a .frm file to store the definition of the table, but this file is not a part of the MyISAM engine; instead it is a part of the server. The data file has a .MYD (MYData) extension. The index file has a .MYI (MYIndex) extension. The index file, if lost, can always be recreated by recreating indexes.

  3. phpMyAdmin - Wikipedia

    en.wikipedia.org/wiki/PhpMyAdmin

    phpMyAdmin is a free and open source administration tool for MySQL and MariaDB. As a portable web application written primarily in PHP, it has become one of the most popular MySQL administration tools, especially for web hosting services. [4]

  4. Block Range Index - Wikipedia

    en.wikipedia.org/wiki/Block_Range_Index

    A large database index would typically use B-tree algorithms. BRIN is not always a substitute for B-tree, it is an improvement on sequential scanning of an index, with particular (and potentially large) advantages when the index meets particular conditions for being ordered and for the search target to be a narrow set of these values.

  5. Bitmap index - Wikipedia

    en.wikipedia.org/wiki/Bitmap_index

    A bitmap index is a special kind of database index that uses bitmaps. Bitmap indexes have traditionally been considered to work well for low- cardinality columns , which have a modest number of distinct values, either absolutely, or relative to the number of records that contain the data.

  6. ISAM - Wikipedia

    en.wikipedia.org/wiki/ISAM

    The track index contains the highest key for each disk track on the cylinder it indexes. The cylinder index stores the highest key on a cylinder, and the disk address of the corresponding track index. An optional master index, usually used only for large files, contains the highest key on a cylinder index track and the disk address of that ...

  7. Reverse index - Wikipedia

    en.wikipedia.org/wiki/Reverse_index

    In database management systems, a reverse key index strategy reverses the key value before entering it in the index. [1] E.g., the value 24538 becomes 83542 in the index. Reversing the key value is particularly useful for indexing data such as sequence numbers , where each new key value is greater than the prior value, i.e., values ...

  8. MySQL Workbench - Wikipedia

    en.wikipedia.org/wiki/MySQL_Workbench

    MySQL Workbench is the first MySQL family of products that offer two different editions - an open source and a proprietary edition. [31] The "Community Edition" is a full featured product that is not crippled in any way. Being the foundation for all other editions it will benefit from all future development efforts.

  9. View (SQL) - Wikipedia

    en.wikipedia.org/wiki/View_(SQL)

    In a database, a view is the result set of a stored query that presents a limited perspective of the database to a user. [1] This pre-established query command is kept in the data dictionary.