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:
× 146
A sequential journal of database write operations that facilitates robust atomic write operations.
× 143 × 142
High-availability technologies mask the effects of hardware or software failure, so that perceived downtime for users and applications is minimized.
× 142
alter an existing table object.
× 140
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…
× 139
the default procedural language for the PostgreSQL database system. Questions about PL/pgSQL should probably be tagged "PostgreSQL" as well.
× 137
an object-oriented language and runtime environment. Java programs can run unchanged on most platforms in a Virtual Machine called the JVM.
× 135
a general-purpose, managed, garbage-collected, object-oriented programming language created by Microsoft.
× 132 × 129
PostgreSQL performance optimization. Essential to include sufficient information in your question as outlined in the full tag wiki.
× 129 × 127
In the context of a database, maintenance describes routine operational tasks around a database system, such as monitoring, tuning and backup procedures.
× 125
the concept of moving services from one host or node to another in order to provide high availability in a computing system.
× 125
A type of index mostly used in SQL-Server, which aligns the data of a table with the index.
× 124
Oracle Database 12c. Please also tag oracle for search purposes.
× 121
represent missing, unknown or inapplicable data.
× 118
an Oracle command line tool for doing backup, restore, and recovery operations.
× 118
Command-Line Utility Program for Oracle
× 117
An ongong check of various statistics and events, which can be used to spot telltale signs of underlying issues.
× 117
× 116
The PIVOT syntax converts row data into columnar data, and vice versa for the UNPIVOT syntax. Not all databases support the PIVOT syntax but the functionality can be implemented, often using decision …
× 116 × 115
Transferring log records from a source database system to one or more destination systems.
× 115
Constructing a query at runtime with string concatenation operations and executing the query from that string.
× 113
a free tool for SQL & PL/SQL development and reporting similar to Quest's Toad or Allround Automations' PL/SQL Developer.
× 112
for questions specific to data types that contain both date and time parts.
× 112
For questions about the persistent storage of database data.
× 111
'Extract, Transform and Load': Data load processing, normally in the context of data warehouse systems.
× 111
The conversion of data into a form that cannot be easily understood by unauthorized users.
× 111
a set of rules that determine how data is sorted and compared for comparing characters in a character set.
× 110
Data corruption refers to errors in computer data that occur during writing, reading, storage, transmission, or processing, which introduce unintended changes to the original data
× 110
Performance tuning done by adjusting database parameters or physical layout of the database.
× 109
In computing, ODBC (Open Database Connectivity) is a standard C programming language interface for accessing database management systems (DBMS).
× 109
A range of RDBMS and BI products from Sybase Corporation, distantly related to MS SQL Server. Their RDBMS offerings span the full range from an enterprise-grade "big iron" RDBMS down to a lightweight …
× 106
A tool that reads and analyses event trace information from a database management system.
× 105
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…