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  2. Microsoft Access - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Access

    An additional solution, the SQL Server Migration Assistant for Access (SSMA), continues to be available for free download from Microsoft. [54] A variety of upgrading options are available. [55] After migrating the data and queries to SQL Server, the Access database can be linked to the SQL database, subject to data type conversion limitations:

  3. Microsoft Data Access Components - Wikipedia

    en.wikipedia.org/wiki/Microsoft_Data_Access...

    The Microsoft SQL Server Network Library, a proprietary access method specific to Microsoft SQL Server, is also included in the MDAC. Developers of Windows applications are encouraged to use ADO or ADO.NET for data access, the benefit being that users of the application program are not constrained in their choice of database architecture except ...

  4. View (SQL) - Wikipedia

    en.wikipedia.org/wiki/View_(SQL)

    Views can represent a subset of the data contained in a table. Consequently, a view can limit the degree of exposure of the underlying tables to the outer world: a given user may have permission to query the view, while denied access to the rest of the base table. [2] Views can join and simplify multiple tables into a single virtual table. [2]

  5. Template:Citation access-date - Wikipedia

    en.wikipedia.org/wiki/Template:Citation_access-date

    When subst'd, the template provides the access-date parameter name, the = sign, and the formatted date. You may specify a date format to be consistent with the other citations in the article: You may specify a date format to be consistent with the other citations in the article:

  6. Data control language - Wikipedia

    en.wikipedia.org/wiki/Data_Control_Language

    In particular, it is a component of Structured Query Language (SQL). Data Control Language is one of the logical group in SQL Commands. SQL [1] is the standard language for relational database management systems. SQL statements are used to perform tasks such as insert data to a database, delete or update data in a database, or retrieve data ...

  7. SQL - Wikipedia

    en.wikipedia.org/wiki/SQL

    SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...

  8. Help:Citation Style 1/accessdate - Wikipedia

    en.wikipedia.org/.../accessdate

    Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Help; Learn to edit; Community portal; Recent changes; Upload file

  9. Null (SQL) - Wikipedia

    en.wikipedia.org/wiki/Null_(SQL)

    E. F. Codd mentioned nulls as a method of representing missing data in the relational model in a 1975 paper in the FDT Bulletin of ACM-SIGMOD.Codd's paper that is most commonly cited with the semantics of Null (as adopted in SQL) is his 1979 paper in the ACM Transactions on Database Systems, in which he also introduced his Relational Model/Tasmania, although much of the other proposals from ...