Explain MySQL architecture. – The front layer takes care of network connections and security authentications, the middle layer does the SQL query parsing, and then the query is handled off to the storage engine. A storage engine could be either a default one supplied with MySQL (MyISAM) or a commercial one supplied by a third-party [...]

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What is the difference between modal and modaless form in VB? Why we need a MDI form? How can we make a form as a mdichild form? Specify technical & functional architecture of your last 2 projects. What are the objects in ADODB? What are different types of cursors in ADODB? What are different types [...]

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SQL SQL is an English like language consisting of commands to store, retrieve, maintain & regulate access to your database. SQL*Plus SQL*Plus is an application that recognizes & executes SQL commands & specialized SQL*Plus commands that can customize reports, provide help & edit facility & maintain system variables. NVL NVL : Null value function converts [...]

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