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Sams Teach Yourself SQL™ in 10 Minutes, Third Edition by Ben Forta

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Appendix C. SQL Statement Syntax

To help you find the syntax you need when you need it, this appendix lists the syntax for the most frequently used SQL operations. Each statement starts with a brief description and then displays the appropriate syntax. For added convenience, you'll also find cross references to the lessons where specific statements are taught.

When reading statement syntax, remember the following:

• The | symbol is used to indicate one of several options, so NULL|NOT NULL means specify either NULL or NOT NULL.

• Keywords or clauses contained within square parentheses [like this] are optional.

• The syntax listed below will work with almost all DBMSs. You are advised to consult your own DBMS documentation for details of implementing ...

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