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8565
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leinfelder
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/**
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* Restore archived documents
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*/
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/* Gather most recent docids from xml_revisions that
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* 1. do not have systemMetadata.archived=true
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* 2. do not exist in xml_documents
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* */
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CREATE TABLE restore_documents (
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docid VARCHAR(250),
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rev INT8,
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rootnodeid INT8,
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guid text
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);
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INSERT INTO restore_documents (
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docid,
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rev,
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rootnodeid,
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guid
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)
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SELECT
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x.docid,
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x.rev,
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x.rootnodeid,
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id.guid
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FROM
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xml_revisions x,
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identifier id,
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systemMetadata sm
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WHERE x.docid = id.docid
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AND x.rev = id.rev
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AND id.guid = sm.guid
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-- TODO: hone the criteria for selecting documents to restore
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AND sm.archived = true
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AND sm.obsoletedBy is not null;
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/* Move xml_revisions back into xml_documents for the affected docids
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*/
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INSERT INTO xml_documents
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(docid, rootnodeid, docname, doctype,
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user_owner, user_updated, date_created, date_updated,
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server_location, rev, public_access, catalog_id)
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SELECT
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docid, rootnodeid, docname, doctype,
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user_owner, user_updated , date_created, date_updated,
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server_location, rev, public_access, catalog_id
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FROM xml_revisions x, restore_documents rd
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WHERE x.rootnodeid = rd.rootnodeid;
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/* Move xml_nodes_revisions back into xml_nodes for the affected docids
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*/
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INSERT INTO xml_nodes
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(nodeid, nodeindex, nodetype, nodename, nodeprefix,
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nodedata, parentnodeid, rootnodeid, docid, date_created,
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date_updated, nodedatanumerical, nodedatadate)
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SELECT
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nodeid, nodeindex, nodetype, nodename, nodeprefix,
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nodedata, parentnodeid, rootnodeid, docid, date_created,
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date_updated, nodedatanumerical, nodedatadate
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FROM xml_nodes_revisions x, restore_documents rd
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WHERE x.rootnodeid = rd.rootnodeid;
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/* Ensure previous revisions of docids do not have systemMetadata.archived=true
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* (Avoids encountering this issue again)
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*/
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UPDATE systemMetadata sm
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SET sm.archived = false
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FROM restore_documents rd
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WHERE sm.guid = rd.guid;
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/* Clean up
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*/
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DROP TABLE restore_documents;
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8555
|
leinfelder
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/*
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* update the database version
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*/
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UPDATE db_version SET status=0;
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INSERT INTO db_version (version, status, date_created)
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VALUES ('2.4.0', 1, CURRENT_DATE);
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