September 2015
Beginner
288 pages
5h 39m
English
Content preview from Oracle PL/SQL in 10 Minutes, Sams Teach Yourself
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Lesson 18. Inserting Data
In this lesson, you will learn how to insert data into tables using the SQL INSERT statement.
Understanding Data Insertion
SELECT is undoubtedly the most frequently used SQL statement (which is why the past 15 lessons were dedicated to it). But there are three other frequently used SQL statements that you should learn. The first one is INSERT. (You’ll get to the other two, UPDATE and DELETE, in the next lesson.)
As its name suggests, INSERT is used to insert (add) rows to a database table. Insert can be used in several ways:
To insert a single complete row
To insert a single partial row
To insert multiple rows
To ...
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