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Update hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/4_3_0/1698-remove-search-last-used-column.yaml 

Co-Authored-By: James Agnew <jamesagnew@gmail.com>
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Ken Stevens 2020-04-23 11:39:12 -04:00 committed by GitHub
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hapi-fhir-docs/src/main/resources/ca/uhn/hapi/fhir/changelog/4_3_0/1698-remove-search-last-used-column.yaml
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--- ---
type: change type: change
issue: 1698 issue: 1698
title: "Removed the SEARCH_LAST_RETURNED column of the HFJ_SEARCH table. Hapi updated the HFJ_SEARCH table with every title: "Removed the SEARCH_LAST_RETURNED column of the HFJ_SEARCH table. HAPI FHIR updated the HFJ_SEARCH table with every
request, but this led to unecessary database load. The purpose of this column was to ensure that search results were request, but this led to unecessary database load. The purpose of this column was to ensure that search results were
kept around long enough for systems that needed them for paging (default one hour). When expiring search results, kept around long enough for systems that needed them for paging (default one hour). When expiring search results,
we used to add one hour to SEARCH_LAST_RETURNED to determine the expiry time. However, the length of time where a search we used to add one hour to SEARCH_LAST_RETURNED to determine the expiry time. However, the length of time where a search