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A composite index is an index of 2 or more columns on a table. Indexes occupy additional disk space. Indexes speed up select queries but
A composite index is an index of or more columns on a table.
Indexes occupy additional disk space.
Indexes speed up select queries but slow down writes to the table.
Indexes should be avoided when joining tables.
Frequently manipulated columns should be indexed.
Which statements about indexes are FALSE? Select Two.
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