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ORACLE where clause In Oracle, where clause is used to filter the result. Where clause can be used in INSERT, UPDATE, DELETE,…

Difference between JDK, JRE, and JVM A summary of JVM Java Runtime Environment (JRE) Java Development Kit (JDK) We must understand the…

ORACLE OR In Oracle, the OR operator is used to check more than one condition and returns the result when any one…

ORACLE Subqueries In Oracle, subqueries are the queries inside a query. Subqueries can be made using WHERE, FROM or SELECT clause. Table…

ORACLE TRUNCATE TABLE statement In Oracle, the truncate statement is used to remove all the records of a table. It works same…

Primary Key In Oracle, Primary key is the column which has unique values, and it cannot be null. In a table, there…

ORACLE NOT condition In Oracle, NOT condition is used with SELECT, INSERT, UPDATE or DELETE statement. It is also called NOT operator.…

Change Password In Oracle, we can change the password using alter command. Syntax : ALTER USER user_name IDENTIFIED BY new_password; Parameters user_name:…

Check Constraints In Oracle, Check Constraints have the specific condition for each row of the table. Using a CREATE TABLE statement Syntax:…

Comments In Oracle, comments can be placed in queries. Comments can be a single line as well as multi-line. Comment on a…