PL/SQL – Transactions In this chapter, we will discuss the transactions in PL/SQL. A database transaction is an atomic unit of work that may consist of one or more related SQL statements. It is called atomic because the database modifications brought about by the SQL statements that constitute a transaction can collectively be either committed, […]
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PL/SQL – DBMS Output In this chapter, we will discuss the DBMS Output in PL/SQL. The DBMS_OUTPUT is a built-in package that enables you to display output, debugging information, and send messages from PL/SQL blocks, subprograms, packages, and triggers. We have already used this package throughout our tutorial. Let us look at a small code […]
PL/SQL – Date & Time In this chapter, we will discuss the Date and Time in PL/SQL. There are two classes of date and time related data types in PL/SQL − Datetime data types Interval data types The Datetime data types are − DATE TIMESTAMP TIMESTAMP WITH TIME ZONE TIMESTAMP WITH LOCAL TIME ZONE The […]