Author: Dev

Oracle PL/SQL LONG datatype is a data type in the Oracle database management system used for storing character string data of up to 2 GB in size. It is used to store long character strings that are too large to fit in a VARCHAR2 or CHAR data type. The LONG data type was used in…(Continue Reading)

The ROWID datatype in Oracle PL/SQL is used to store the address of a row in a database table. It is a unique identifier for each row that allows the database to quickly access the required data without performing a full table scan. A ROWID is a binary string that represents the physical address of…(Continue Reading)

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)

Oracle PL/SQL provides several built-in date functions that can be used to manipulate and extract information from date and timestamp data types. These functions make it easy to perform common tasks such as adding or subtracting days from a date, extracting specific components of a date (such as the month or year), and formatting dates…(Continue Reading)

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)