primary index


Also found in: Acronyms.

primary index

[′prī‚mer·ē ′in‚deks]
(computer science)
An index that holds the values of primary keys, in sequence.

primary index

The index that controls the current processing order of a file. It maintains an index on the primary key. See secondary index.
References in periodicals archive ?
This version is composed of 15 subtests yielding the FSIQ, 5 primary index scores and 5 ancillary index scores.
70) (1) Results did not differ for the primary, secondary, and maximum indices; therefore, only the primary index is shown.
Basing retrieval capabilities on primary index values such as unique message ID, date, from, to, subject line, and combinations.
A keyword search in EconLit, a primary index to the economic literature, retrieved over 1,700 records, indicating the magnitude of this body of research and the influence of this research orientation on economists.
The set of leading, coincident, and lagging indexes uses the coincident index as the primary index, so the [F.
Q6 sorts the PART table on ascending values of the key Part#, and query Q7 uses the same key attribute, Part#, to create a primary index for the PART table.
While the RAPI indices will be available for various size categories, the primary index will be for one carat sizes.
Table 1--Comprehensive evaluation system for the governance level of "peasant-to-citizen" community in Jiangxi Primary index Secondary index Original index Life convenience A1 Expressage points per one hundred households (Nr.
Data Division - produces all FD's for the input/output files declared in the Environment Division including type of file, record length and any primary index on VSAM or indexed files
As the author made in-class library presentations during the Winter Term of 2002 in mental health and research methods classes, a show of hands revealed that few first-year students had used Social Work Abstracts, the primary index for the discipline.
BNY Mellon offers more than 140 depositary receipts (DR) indices, of which 18 are used as the primary index for ETFs that trade in the U.
Technip (Paris:TEC) (ISIN:FR0000131708) is pleased to announce that as of today it is included in the CAC 40, the primary index of the Paris stock exchange, where the Group is listed.

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