SQL:2016 - Wikipedia

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[edit]

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[edit]

• Wikibook SQL
• Slowly changing dimension

References[edit]

External links[edit]

• "SQL:2016", Catalogue (webshop), ISO.
• ISO/IEC TR 19075-5:2016: Row Pattern Recognition in SQL
• ISO/IEC TR 19075-6:2017: SQL support for JavaScript Object Notation (JSON)
• ISO/IEC TR 19075-7:2017: Polymorphic table functions in SQL