What is the difference between SQL, PL-SQL and T-SQL?
Jan 26, 2015 · PL/SQL. PL/SQL is a combination of SQL along with the procedural features of programming languages. It was developed by Oracle Corporation. Specialities of PL/SQL. …
What is the difference between PL/SQL and T-SQL?
May 7, 2025 · T-SQL and PL/SQL are two completely different programming languages with different syntax, type system, variable declarations, built-in functions and procedures, and …
Calculate difference between 2 date / times in Oracle SQL
Aug 17, 2011 · I have a table as follows: Filename - varchar Creation Date - Date format dd/mm/yyyy hh24:mi:ss Oldest cdr date - Date format dd/mm/yyyy hh24:mi:ss How can I …
plsql - PL/SQL - Days Between two Dates - Stack Overflow
Mar 1, 2016 · I have the below script and I want the script to display just the amount of days between the two days, essentially removing the negative sign infront of the number. Is this …
sql - Calculating difference between two timestamps in Oracle in ...
Jul 23, 2012 · in plsql i tried this : declare ta timestamp; select systimestamp - to_timestamp( '2012-07-23', 'yyyy-mm-dd' ) into ta from dual; and it returns Error(5,21): PL/SQL: ORA-00932: …
What is the difference between := and = in Oracle PL/SQL
Aug 21, 2014 · General declaration syntax in PL/SQL uses ':='.Look below. variable_name datatype [NOT NULL := value ]; where, variable_name is the name of the variable. datatype is …
sql - DATEDIFF function in Oracle - Stack Overflow
Jan 1, 2000 · In Oracle, you can simply subtract two dates and get the difference in days. Also note that unlike SQL Server or MySQL, in Oracle you cannot perform a select statement …
Oracle SQL vs Oracle PL/SQL - Stack Overflow
Nov 6, 2012 · PL/SQL is Turing complete language, with syntax for building complicated programmes. It also has a large number of libraries which give it a great range of capabilties. …
plsql - what's the difference between ::= and := in oracle? - Stack ...
Aug 26, 2014 · I am not sure about ::= as I have not seen that in Oracle but the wiki says about :=. In computer programming languages, the equals sign typically denotes either a boolean …
What is the difference between "AS" and "IS" in an Oracle stored ...
Note: A standalone stored function that you create with the CREATE FUNCTION statement is different from a function that you declare and define in a PL/SQL block or package. ] For more …