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Appendix: Miscellaneous Guidelines and Additional Resources

Explore methods for executing CQL statements correctly and learn best practices for designing data models, selecting partition keys, and configuring consistency to optimize Cassandra's performance and scalability. Understand common pitfalls and how to avoid inefficient queries and resource use.

CQL syntax conventions

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CQL syntax notation

Syntax 

Description

UPPERCASE

CQL KEYWORD

Italics

Variable to contain user-defined value

[ ]

Optional. Square brackets enclose optional command elements. 

( )

Group. Parenthesis enclose a group of elements.

|

OR. Vertical bar separates alternatives.

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Repeatable. An ellipsis ( ... ) indicates that the syntax element may be repeated as many times as required.

Guidelines for

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