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  2. PL/SQL - Wikipedia

    en.wikipedia.org/wiki/PL/SQL

    The purpose of a PL/SQL function is generally used to compute and return a single value. This returned value may be a single scalar value (such as a number, date or character string) or a single collection (such as a nested table or array). User-defined functions supplement the built-in functions provided by Oracle Corporation. [6]

  3. SQL-92 - Wikipedia

    en.wikipedia.org/wiki/SQL-92

    SQL-92 was the third revision of the SQL database query language. Unlike SQL-89, it was a major revision of the standard. Aside from a few minor incompatibilities, the SQL-89 standard is forward-compatible with SQL-92. The standard specification itself grew about five times compared to SQL-89.

  4. Varchar - Wikipedia

    en.wikipedia.org/wiki/Varchar

    The term varchar refers to a data type of a field (or column) in a database which can hold letters and numbers. Varchar fields can be of any size up to a limit, which varies by databases: an Oracle 11g database has a limit of 4000 bytes, [1] a MySQL 5.7 database has a limit of 65,535 bytes (for the entire row) [2] and Microsoft SQL Server 2008 ...

  5. 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 ...

  6. DataReader - Wikipedia

    en.wikipedia.org/wiki/DataReader

    Numeric values in the database can translate to several .NET types: Int16, Int32, Int64, Float, Decimal, or Currency. Trying to retrieve a value using the wrong type results in an exception being thrown, which stops code from running further, and slows the application down.

  7. How to Finally Get Your Dog to Stop Jumping on Guests Once ...

    www.aol.com/finally-dog-stop-jumping-guests...

    The Bottom Line. Dogs need patience, time, and understanding to learn not to jump on guests. Just like the friendly alien would need some context to make sense of human behavior, your dog needs ...

  8. 12 reasons you aren't losing weight even though you're eating ...

    www.aol.com/12-reasons-arent-losing-weight...

    The number of calories you need to cut to shed pounds depends on your weight, daily calorie burn, hormones, and more. However, a good rule of thumb: Eating 500 fewer calories per day will help you ...

  9. Cuba runs short on fuel at pump as energy crisis festers - AOL

    www.aol.com/news/cuba-runs-short-fuel-pump...

    Cubans still reeling from months of hours-long blackouts now have a new problem on their hands: fuel shortages. Many gas stations across the island have been shuttered for days as an unusually ...