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:
× 89
a Java standard that provides the interface for connecting from Java to relational databases.
× 89
Data Definition Language; defining database structures but not their contents.
× 89
Relational Database Management System, a widely used type of database management system characterised by its extensive use of joining as a core operational principle.
× 88
'Extract, Transform and Load': Data load processing, normally in the context of data warehouse systems.
× 88 × 88
In computing, ODBC (Open Database Connectivity) is a standard C programming language interface for accessing database management systems (DBMS).
× 87
a task-based command-line shell and scripting language designed especially for automation of Windows tasks. It has become the defacto CLI for Microsoft products since the its re…
× 87
Entity Relationship Diagram
× 87 × 87
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.
× 86
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…
× 85
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 …
× 85
Constructing a query at runtime with string concatenation operations and executing the query from that string.
× 85
the configuration file for MySQL server, client programs, and utilities.
× 84
a free tool for SQL & PL/SQL development and reporting similar to Quest's Toad or Allround Automations' PL/SQL Developer.
× 83
MySQL Cluster : MySQL's Distributed Database
× 83
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.
× 82
For questions about Microsoft SQL Server Express (except Express LocalDB).
× 81
Database auditing involves observing a database so as to be aware of the actions of database users.
× 80
An acronym for Common Table Expression. They are temporary, reusable subqueries that may be recursive.
× 80
the primary interactive terminal for PostgreSQL. (DO NOT USE THIS TAG for questions targeting PostgreSQL!)
× 79
store transient data.
× 79
About PostgreSQL performance optimization. It is essential to include sufficient information in your question as outlined in the tag info. For simple cases and beginners questions, please ask on http:…
× 78
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…
× 78
A file with contents formatted as comma-separated values.
× 78
Numerical sequence generation for automatic key creation
× 75 × 74
A database storage unit that groups related logical structures together.
× 71
provides the infrastructure for queue-based asynchronous message communication between databases.
× 71
The processes of creating a point in time copy of data.
× 71
SQL Cursor : Database Object That Provisions Access to Records in a Database
× 70
× 70
Microsoft SQL Server's command line utility that allows you execute T-SQL commands from a command prompt.
× 70
The set of rules that define the combinations of symbols that are considered to be correctly structured for that language.
× 69 × 68