SQL:2016

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This article is about the language standard. For MS SQL 2016, the Microsoft product, see SQL Server 2016.

SQL:2016 or ISO/IEC 9075:2016 (under the general title "Information technology – Database languages – SQL") is the eighth revision of the ISO (1987) and ANSI (1986) standard for the SQL database query language. It was formally adopted in December 2016.[1] The standard consists of 9 parts which are described in some detail in SQL.

New features

SQL:2016 introduced 44 new optional features.[2] 22 of them belong to the JSON functionality, ten more are related to polymorphic table functions. The additions to the standard include:

  • JSON: Functions to create JSON documents, to access parts of JSON documents and to check whether a string contains valid JSON data
  • Row Pattern Recognition: Matching a sequence of rows against a regular expression pattern
  • Date and time formatting and parsing
  • LISTAGG: A function to transform values from a group of rows into a delimited string
  • Polymorphic table functions: table functions without predefined return type
  • New data type DECFLOAT

See also

References

  1. ^ "ISO/IEC 9075, 13249, and others". Retrieved 2017-03-15.
  2. ^ "What's New in SQL:2016". Retrieved 2017-06-16.

External links

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By: Wikipedia.org
Edited: 2021-06-19 11:08:40
Source: Wikipedia.org

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