PL/SQL String functions

Oracle PL/SQL includes a variety of string functions that can be used to manipulate and analyze character strings. Some common Oracle PL/SQL string functions include: CONCAT function concatenates two strings together. Example: SELECT CONCAT(‘Hello, ‘, ‘world!’) FROM DUAL; INSTR function returns the position of a substring within a string. Example: SELECT INSTR(‘Hello, world!’, ‘world’) FROM…(Continue Reading)

PL/SQL Date functions

Oracle PL/SQL provides several built-in date functions that can be used to manipulate and extract information from date and timestamp data types. CURRENT_DATE function returns the current date in the session’s time zone. CURRENT_TIMESTAMP function returns the current timestamp in the session’s time zone. LOCALTIMESTAMP function returns the current timestamp in the local time zone,…(Continue Reading)

PL/SQL Conversion functions

Oracle PL/SQL provides several conversion functions that can be used to convert one data type to another. These functions are useful when you need to store data in a specific format or when you need to convert data for use in another application. There are several different Oracle PL/SQL conversion functions, including CAST, TO_CHAR, TO_DATE,…(Continue Reading)

PL/SQL Analytic functions

Oracle PL/SQL Analytic functions are a great way to analyze data in your database. Oracle PL/SQL analytic functions are a set of functions that perform calculations on a set of rows and return a single value for each row in the result set. These functions are used in conjunction with the SELECT statement to analyze…(Continue Reading)

PL/SQL Aggregate functions

PL/SQL is a procedural language designed for the Oracle Database management system. Oracle PL/SQL offers a number of aggregate functions that can be used to combine data from multiple rows into a single value. The PL/SQL aggregate functions can be used to perform calculations on sets of data. These functions are often used with the…(Continue Reading)