enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Database index - Wikipedia

    en.wikipedia.org/wiki/Database_index

    In Microsoft SQL Server, the leaf node of the clustered index corresponds to the actual data, not simply a pointer to data that resides elsewhere, as is the case with a non-clustered index. [5] Each relation can have a single clustered index and many unclustered indices.

  3. File:Microsoft SQL Server.pdf - Wikipedia

    en.wikipedia.org/wiki/File:Microsoft_SQL_Server.pdf

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  4. File:Programmation SQL-fr.pdf - Wikipedia

    en.wikipedia.org/wiki/File:Programmation_SQL-fr.pdf

    You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.

  5. Microsoft SQL Server - Wikipedia

    en.wikipedia.org/wiki/Microsoft_SQL_Server

    Microsoft SQL Server (Structured Query Language) is a proprietary relational database management system developed by Microsoft.As a database server, it is a software product with the primary function of storing and retrieving data as requested by other software applications—which may run either on the same computer or on another computer across a network (including the Internet).

  6. Database schema - Wikipedia

    en.wikipedia.org/wiki/Database_schema

    For some objects (such as tables, indexes, and clusters) a database administrator can specify how much disk space the Oracle RDBMS allocates for the object within the tablespace's datafiles. There is no necessary relationship between schemas and tablespaces: a tablespace can contain objects from different schemas, and the objects for a single ...

  7. Partial index - Wikipedia

    en.wikipedia.org/wiki/Partial_index

    In SQL Server, this type of index is called a filtered index. [1] Partial indexes have been supported in PostgreSQL since version 7.2, released in February 2002. [2] SQLite supports partial indexes since version 3.8.0. [3] MongoDB supports partial indexes since version 3.2. [4]

  8. Bitmap index - Wikipedia

    en.wikipedia.org/wiki/Bitmap_index

    A bitmap index is a special kind of database index that uses bitmaps. Bitmap indexes have traditionally been considered to work well for low- cardinality columns , which have a modest number of distinct values, either absolutely, or relative to the number of records that contain the data.

  9. Category:SQL - Wikipedia

    en.wikipedia.org/wiki/Category:SQL

    Upload file; Special pages; ... Get shortened URL; Download QR code; Print/export Download as PDF; Printable version; In other projects ... SQL Server Agent; SQL ...