Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Tags

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.

× 458
a relational database-as-a-service from Microsoft. This tag is for questions about Azure SQL Database, NOT SQL Server hosted in an Azure VM (use azure-vm).
× 452
Searching the text of a collection of documents or free text fields in a database to find those containing a word or combination of words.
× 452
Improving the performance characteristics of a database application or system.
× 450
the automated or semi-automated input of data sets between different software applications.
× 428
Procedural Language/Structured Query Language is Oracle Corporation's procedural language extension for SQL. IBM supports PL/SQL for DB2 since version 9.7. Questions about PL/SQL should probably be ta…
× 424
A situation caused by two or more processes being unable to proceed (and thus release their locks) because they are blocked by locks on resources held by the other process.
× 414
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…
× 410
A popular open-source embeddable (i.e. non client-server) RDBMS implemented as a C library.
× 395
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.
× 394
Oracle Database 10g (not 10g R2). Please also tag oracle for search purposes.
× 389
Specifies the type of data being stored (string, date, numeric, etc).
× 387
a desktop and server operating system based on Debian GNU/Linux. Note that http://askubuntu.com is specifically dedicated to Ubuntu questions.
× 381
A visual database design tool developed by MySQL. It is the successor application of the DBDesigner4 project.
× 381
The automated distribution of transactional changes from a publishing database to one or more subscriber databases.
× 377
applies to questions about Relational Model theory. The Relational Model for database management is an approach to managing data using a structure and language consistent with fi…
× 367
A declarative mechanism such as a check or foreign key that enforces some data integrity rule in a database.
× 350
A database system optimised for reporting, particularly in aggregate. Often, but not always implemented using a star schema.
× 345
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…
× 342
A data structure that organizes information into rows and columns.
× 322
For questions about database mirroring - a technology used to create and maintain an exact copy of a database, synchronously or asynchronously.
× 321
A pivot (or crosstab) converts row data into columnar data, and vice versa for an unpivot. Not all databases support explicit PIVOT syntax but the functionality can be implemented, often using decisio…
× 319
Reconstructing a database.
× 315
generally and informally recognized as the methods and processes that have been shown over time to be superior to those achieved by other means.
× 315
SQL Server 2017 (major build version 14.00.xxxx). Please also tag sql-server.
× 313
In the database structured query language (SQL), the DELETE statement removes one or more records from a table.
× 312
Short for 'eXtensible Markup Language.' A textual markup language for transferring structured data.
× 311
A catch-all term describing database systems using various non-relational models. Such systems are usually engineered to be high-performance.
× 308
SQL Server Analysis Services, an OLAP server bundled with SQL Server by Microsoft since version 7.0
× 301
Specifically for PostgreSQL version 9.5
× 299
Determining what database product best fits the requirements and limitations in a specific situation. This is advice that generally requires much more insight into requirements than can easily be gle…
× 299
A clause used in SQL SELECT statements to sort query results.
× 297
PostgreSQL version 9.6
× 296
High-availability technologies mask the effects of hardware or software failure, so that perceived downtime for users and applications is minimized.
× 294
used to count the number of rows.
× 288
For questions about specific error codes or messages, including troubleshooting.
× 288
A scheduled task managed by the database, for example using SQL Server Agent, Oracle dbms_job, or MySQL Event Scheduler.