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The MySQLi Extension (MySQL Improved) is a relational database driver used in the PHP scripting language to provide an interface with MySQL protocol compatible databases (MariaDB, MySQL, Percona Server, TiDB). [1] [2] There are three main API options when considering connecting to a MySQL database server: PHP's MySQL Extension; PHP's MySQLi ...
.dat – not specific file type, often generic extension for "data" files for a variety of applications, sometimes used for general data contained within the .PK3/PK4 files .fontdat – a .dat file used for formatting game fonts.roq – Video format.sav – Savegame/Savefile format
Multiple parallelly running sessions in one window; Manage users on the server: add, remove and edit users, and their credentials; Manage user privileges globally and per database; Export databases to SQL files or to other servers; Multiple query tabs, with each one having multiple subtabs for batch results; Server host
A data set representing a single item Column: Attribute or field: A labeled element of a tuple, e.g. "Address" or "Date of birth" Table: Relation or Base relvar: A set of tuples sharing the same attributes; a set of columns and rows View or result set: Derived relvar: Any set of tuples; a data report from the RDBMS in response to a query
DELETE requires a shared table lock; Triggers fire; DELETE can be used in the case of: database link; DELETE returns the number of records deleted; Transaction log - DELETE needs to read records, check constraints, update block, update indexes, and generate redo / undo. All of this takes time, hence it takes time much longer than with TRUNCATE
Superbase RDBMS form definition data Superbase (database) SBX: For experimental extensions to Scratch: Used by scratchX (scratchx.org) SCALA: Scala source code file Scala (programming language) SCM: Scheme source code file SCR Screen Protector file Windows Screen Protector: SCSS [2] Sass stylesheet language SDF [3] SQL Server Compact database file
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A database shard, or simply a shard, is a horizontal partition of data in a database or search engine. Each shard may be held on a separate database server instance, to spread load. Some data in a database remains present in all shards, [a] but some appears only in a single shard. Each shard acts as the single source for this subset of data.