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The following tables compare general and technical information for a number of ... Informix DATETIME type has adjustable range from YEAR only through 1/10000th second ...
Interval (datetime) YEAR(precision): a number of years; YEAR(precision) TO MONTH: a number of years and months; MONTH(precision): a number of months; DAY(precision): a number of days; DAY(precision) TO HOUR: a number of days and hours; DAY(precision) TO MINUTE: a number of days, hours and minutes
MySQL (/ ˌ m aɪ ˌ ɛ s ˌ k juː ˈ ɛ l /) [6] is an open-source relational database management system (RDBMS). [6] [7] Its name is a combination of "My", the name of co-founder Michael Widenius's daughter My, [1] and "SQL", the acronym for Structured Query Language.
This is a comparison between notable database engines for the MySQL database management system (DBMS). A database engine (or "storage engine") is the underlying software component that a DBMS uses to create, read, update and delete (CRUD) data from a database .
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 ...
Returns a plain language comparison of a date or time to the present Template parameters [Edit template data] Parameter Description Type Status Date 1 The date or time being compared Date required Precision 2 The level of precision at which the comparison is being made; handles the suggested values listed. Suggested values hour day month year Unknown required See also {{ Is now }} {{ Age ...
Short format: dd/mm/yyyy (Day first, month number and year in left-to-right writing direction) in Afar, French and Somali ("d/m/yy" is a common alternative). Gregorian dates follow the same rules but tend to be written in the yyyy/m/d format (Day first, month number, and year in right-to-left writing direction) in Arabic language.
ISO 8601 is an international standard covering the worldwide exchange and communication of date and time-related data.It is maintained by the International Organization for Standardization (ISO) and was first published in 1988, with updates in 1991, 2000, 2004, and 2019, and an amendment in 2022. [1]