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In his work regarding HTML5, Wang studied HTML5 markup language and DOM, structuring of Web documents and forms, and important JavaScript APIs related to HTML5. He explored XML and PHP/MySQL, and also proposed page templates, user login, database access, session control, and form processing. Computational thinking
MediaWiki code is designed to allow for data to be written to a read-write database and read from read-only databases, although the read-write database can be used for some read operations if the read-only databases are not yet up to date.
Active database. In computing, an active database is a database that includes an event-driven architecture (often in the form of ECA rules) that can respond to conditions both inside and outside the database. Possible uses include security monitoring, alerting, statistics gathering and authorization. [1] Most modern relational databases include ...
PHP generally follows C syntax, with exceptions and enhancements for its main use in web development, which makes heavy use of string manipulation. PHP variables must be prefixed by " $ ". This allows PHP to perform string interpolation in double quoted strings, where backslash is supported as an escape character.
Prepared statement. In database management systems (DBMS), a prepared statement, parameterized statement, or parameterized query is a feature where the database pre-compiles SQL code and stores the results, separating it from data. Benefits of prepared statements are: [1] efficiency, because they can be used repeatedly without re-compiling.
Database connection. A database connection is a facility in computer science that allows client software to talk to database server software, whether on the same machine or not. A connection is required to send commands and receive answers, usually in the form of a result set. Connections are a key concept in data-centric programming.
A database trigger is procedural code that is automatically executed in response to certain events on a particular table or view in a database. The trigger is mostly used for maintaining the integrity of the information on the database. For example, when a new record (representing a new worker) is added to the employees table, new records ...
Many simple queries can be run directly using the tools built into the MediaWiki package used by Wikipedia. Some of the most popular and useful queries are run regularly and can be found at Wikipedia:Database reports. If neither of these suits your query, you can request that someone run a query for you, or download your own copy of the ...