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Download as PDF; Printable version; In other projects ... CURRENT_TIMESTAMP SQL-2023: DB2: Mimer: ... FUNCTION SQL-2023: DB2:
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.
TIMESTAMP: This is a DATE and a TIME put together in one variable (e.g. 2011-05-03 15:51:36.123456). TIMESTAMP WITH TIME ZONE: the same as TIMESTAMP, but including details about the time zone in question. The SQL function EXTRACT can be used for extracting
Generates a more readable output for timestamps in the format YYYYMMDDHHMMSS – as returned by the {{REVISIONTIMESTAMP}} magic word. For example, {{FRTS | 20230501215438}} is output as "2023-05-01 21:54:38". The template is equivalent to using the time function — For example {{#time: Y-m-d H:i:s | {{REVISIONTIMESTAMP}}}} — outputs 2024-02 ...
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 ...
SQL:2011 or ISO/IEC 9075:2011 (under the general title "Information technology – Database languages – SQL") is the seventh revision of the ISO (1987) and ANSI (1986) standard for the SQL database query language. It was formally adopted in December 2011. [1] The standard consists of 9 parts which are described in detail in SQL.
Type Adjustable Current Last Next Date and time {{}}{{Currentdate}} (MDY){{}} (DMY){{}} (DMY in a complete sentence){{}}Date only {{}}{{}}(Has the day of the week ...
[6] [7] TimescaleDB is a relational database [8] and supports standard SQL queries. Additional SQL functions and table structures provide support for time series data oriented towards storage, performance, and analysis facilities for data-at-scale. [9] One of the key features of TimescaleDB is its performance, which has been compared to ...