Word Pronunciation & Dictionary

covering index

Word Rarity Uncommon

Frequency: Zipf frequency 4.20 in modern English

Syllables: cov-er-ing in-dex
IPA

27

Scrabble Score

13

Letters

4

Syllables

10

Unique Chars

Meaning

noun

A database table index that contains all the columns needed to fulfill the query.

Example Sentences

"Ordinarily, using a covering index will save one disk read (GAIN: 6/8). The gain is automatic but only if the columns in the select list exactly match the columns in the covering index."

Inflected Forms

covering indexes (plural)

Questions

What does covering index mean?: A database table index that contains all the columns needed to fulfill the query.

How to pronounce covering index

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