A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

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a desktop and server operating system based on Debian GNU/Linux. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.
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PostgreSQL 9.3 : 2013 release of PostgreSQL
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Specifies the type of data being stored (string, date, numeric, etc).
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A database system optimised for reporting, particularly in aggregate. Often, but not always implemented using a star schema.
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Reconstructing a database.
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A catch-all term describing database systems using various non-relational models. Such systems are usually engineered to be high-performance.
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describe when a `SELECT` statement is used as part of a larger SQL statement. The larger statement may be DML and is always found within brackets or parenthesis.
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A popular open-source embeddable (i.e. non client-server) RDBMS implemented as a C library.
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MySQL Workbench : MySQL's Open Source GUI for Assisted DB Administration
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an open source RDBMS that is designed to be a "drop-in" replacement for MySQL.
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SQL Server Reporting Services, a web based reporting tool produced by Microsoft and bundled with SQL Server.
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an open source tool written in PHP to handle administration of MySQL over the web. It can perform various tasks such as creating, modifying or deleting databases, tables, fields or rows;…
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Short for 'eXtensible Markup Language.' A textual markup language for transferring structured data.
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a web service that makes it easy to set up, operate, and scale a relational database in the cloud.
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The strategy selected by the query optimiser to process a query.
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A function performs some specified work, usually taking parameters as input. In terms of databases these may be specific to SQL or to the database vendor.
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SQL Server Analysis Services, an OLAP server bundled with SQL Server by Microsoft since version 7.0
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Upgrade refers to the replacement of a product with a newer version of the same product. - replace (a software program) with a more recently released, enhanced version. - replace (a hardware devic…
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In the context of a database, maintenance describes routine operational tasks around a database system, such as monitoring, tuning and backup procedures.
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A sequential journal of database write operations that facilitates robust atomic write operations.
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In the database structured query language (SQL), the DELETE statement removes one or more records from a table.
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A type of replication in SQL Server in which Publishers and Subscribers can work autonomously and later reconnect, synchronize, and merge data changes to achieve convergence among all nodes in the top…
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GROUP BY : SQL Aggregation for Common Values
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The process of identifying the party logging into a system.
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Database restoring refers to the concept of restore a database from a backup or a copy.
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MySQL 5.6 : Latest Release of MySQL with improvements that enhance every functional area of the database kernel.
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Combining multiple data points into a single data point. This usually is used in reference to SQL and usually to an aggregate function of some sort.
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A clause used in SQL SELECT statements to sort query results.
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a Windows service installed with the SQL Server Standard Edition and above. It provides an automated way of executing or performing administrative task against a SQL Server instanc…
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The process and means of extracting data from a database for use elsewhere.
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Performance tuning done by adjusting database parameters or physical layout of the database.
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A type of index mostly used in SQL-Server, which aligns the data of a table with the index.
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alter an existing table object.
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Can refer to disks in a RAID-1 configuration, or low-latency database replication strategies.