forked from lsmyrnaios/UrlsController
Prioritize most recent publications.
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@ -87,8 +87,8 @@ public class UrlsServiceImpl implements UrlsService {
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// Create the Assignments from the id-urls stored in the database up to the < assignmentsLimit >.
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String findAssignmentsQuery =
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"select pubid, url, datasourceid, datasourcename\n" +
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"from (select distinct pubid, url, datasourceid, datasourcename, attempt_count\n" +
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" from (select p.id as pubid, pu.url as url, d.id as datasourceid, d.name as datasourcename, attempts.counts as attempt_count\n" +
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"from (select distinct pubid, url, datasourceid, datasourcename, attempt_count, pub_year\n" +
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" from (select p.id as pubid, p.year as pub_year, pu.url as url, d.id as datasourceid, d.name as datasourcename, attempts.counts as attempt_count\n" +
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" from " + ImpalaConnector.databaseName + ".publication p\n" +
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" join " + ImpalaConnector.databaseName + ".publication_urls pu on pu.id=p.id\n" +
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" join " + ImpalaConnector.databaseName + ".datasource d on d.id=p.datasourceid\n" +
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@ -106,10 +106,11 @@ public class UrlsServiceImpl implements UrlsService {
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" and pu.url != '' and pu.url is not null\n" + // Some IDs have empty-string urls, there are no "null" urls, but keep the relevant check for future-proofing.
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" limit " + (assignmentsLimit * 10) + ")\n" +
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" as non_distinct_results\n" +
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" order by coalesce(attempt_count, 0), reverse(pubid), url\n" +
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" order by coalesce(attempt_count, 0), coalesce(pub_year, 0) desc, reverse(pubid), url\n" +
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" limit " + assignmentsLimit + ")\n" +
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"as findAssignmentsQuery";
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// The "order by" in the end makes sure the older attempted records will be re-attempted after a long time.
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//logger.debug("findAssignmentsQuery:\n" + findAssignmentsQuery); // DEBUG!
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