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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Data Definition Language; defining database structures but not their contents.
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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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part of MS SQL Server. It's a system database that functions as a storage area for temporary tables, internal objects and row versions.
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In computing, ODBC (Open Database Connectivity) is a standard C programming language interface for accessing database management systems (DBMS).
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a graphical administration and development tool for PostgreSQL.
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Database administrator
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covers the topic of duplicated data and the strategies involved in removing the duplicates, often referred to as deduplication or simply dedupe.
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for questions related to products from Sybase Corporation - please also include the product tag, such as sybase-ase or sql-anywhere.
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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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Storing, querying, and indexing spatial data (including geometric and geographic representations).
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For questions about Microsoft SQL Server Express (except Express LocalDB).
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A tool that reads and analyses event trace information from a database management system.
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Amazon Web Services.
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Performance tuning done by adjusting database parameters or physical layout of the database.
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the primary interactive terminal for PostgreSQL. (DO NOT USE THIS TAG for questions targeting PostgreSQL!)
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MySQL's Distributed Database.
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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 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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A set of permissions.
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a Java standard that provides the interface for connecting from Java to relational databases.
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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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a synchronous multi-master cluster.
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store transient data.
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A function that partitions a result set and computes something within that partition without rolling up the data in that partition.
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Numerical sequence generation for automatic key creation
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SQL Cursor : Database Object That Provisions Access to Records in a Database
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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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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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the tag for mongodb version 3.0