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.

Type to find tags:
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Performance tuning done by adjusting database parameters or physical layout of the database.
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For questions about issues arising when multiple users or processes concurrently access or modify shared information in a database system.
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Entity Relationship Diagram
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A scheduled task managed by the database, for example using SQL Server Agent, Oracle dbms_job, or MySQL Event Scheduler.
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A tool that reads and analyses event trace information from a database management system.
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the primary interactive terminal for PostgreSQL. (DO NOT USE THIS TAG for questions targeting PostgreSQL!)
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a graphical administration and development tool for PostgreSQL.
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a data infrastructure implementing a framework of geographic data, metadata, users and tools that are interactively connected in order to use spatial data in an …
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Database administrator
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Database auditing involves observing a database so as to be aware of the actions of database users.
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MySQL's Distributed Database.
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For questions about Microsoft SQL Server Express (except Express LocalDB).
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a function of many relational database management systems. The query optimizer attempts to find an efficient way to execute a given query by considering the possible query plans.
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Defined like a view but holding persistent data like a table, Materialized Views are a feature of a number of RDBMSs including Oracle, DB2 and postgres. SQL Server has a similar feature called an Inde…
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Acronym for Common Table Expression. Temporary, reusable subquery that may be recursive.
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a Java standard that provides the interface for connecting from Java to relational databases.
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the practice of logically dividing or partitioning data, usually using a sprecific key (referred to as a shard key), and then placing that data on separate hosts (subsequently known as sha…
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A set of zero, one or more attributes, the value(s) of which are guaranteed to be unique for each tuple (row) in a relation.
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the configuration file for MySQL server, client programs, and utilities.
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A file with contents formatted as comma-separated values.
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Amazon Web Services.
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Relational Database Management System, a widely used type of database management system characterised by its extensive use of joining as a core operational principle.
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Numerical sequence generation for automatic key creation
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store transient data.
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provides the infrastructure for queue-based asynchronous message communication between databases.
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The set of all distinct rows from two or more result sets.
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Microsoft SQL Server's command line utility that allows you execute T-SQL commands from a command prompt.
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SQL Cursor : Database Object That Provisions Access to Records in a Database
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A database storage unit that groups related logical structures together.
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The set of rules that define the combinations of symbols that are considered to be correctly structured for that language.