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The designers of PL/SQL modeled its syntax on that of Ada. Both Ada and PL/SQL have Pascal as a common ancestor, and so PL/SQL also resembles Pascal in most aspects. However, the structure of a PL/SQL package does not resemble the basic Object Pascal program structure as implemented by a Borland Delphi or Free Pascal unit. Programmers can ...
Entering a day as zero is regarded as the previous day (the last day of the previous month). The day before the previous day would be indicated with -1 . Similarly, entering a month as zero goes back one month, and entering -1 goes back two months.
C#, PL/SQL, Transact-SQL, PowerBuilder Windows only 1995 2017 Proprietary VSdocman: Helixoft Text VB, VBScript, C# Windows only 2003 Oct 2 9.0 Proprietary YARD: Loren Segal Text Ruby Any 2007/02/24 0.7.3 MIT Name Creator Input format Languages (alphabet order) OS support First public release date Latest stable version Software license
The properties of a date include its Julian date and its Gregorian serial date, as well as the day-of-week and day-of-year. Dates can be compared (for example, date1 <= date2 ), and can be used with add or subtract (for example, date + '3 months' ).
PL/SQL Developer, an Integrated Development Environment for developing software in the Oracle database environment, [2] focuses on the development of PL/SQL stored-program units. Allround Automations, based in Enschede in the Netherlands , markets the software.
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The SQL/PSM language is specified by an ISO standard, but is also inspired by Oracle's PL/SQL and PL/pgPL/SQL, so there are few differences. The PL/pgPSM contributed module implements the standard. The main features of PSM that differ from PL/pgSQL: [8] [14] Exception handlers are subroutines (continue handlers); Warnings can be handled like an ...