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explain about light scans in informix?

Question Posted / tejpal sagar


explain about light scans in informix?..

Answer / Rajneesh Choudhary

Light Scans in IBM Informix is a technique used for efficient data retrieval. When a query requests only a small percentage of the total records, Light Scan allows the server to quickly locate and return the required data by accessing only the relevant index pages instead of scanning all the tables or indexes.

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