Fix for caosdb-server#154

Summary

Fix for caosdb-server#154 (closed)

Focus

Bug was in apply POV: If the operator is '!=' we need to check for "NOT EXISTS", while "EXISTS" corresponds to the "=" operator.

Test Environment

Test are in caosdb-pyinttest!13 (merged)

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procedures/query/initPOV.sql

@@ -70,7 +70,7 @@ BEGIN
         SELECT conv( concat( substring(uid,16,3), substring(uid,10,4), substring(uid,1,8)),16,10) div 10000 - (141427 * 24 * 60 * 60 * 1000) as current_mills INTO t4 from (select uuid() uid) as alias;
         IF ecount > 0 THEN
             call createTmpTable2(replTbl);
-            SET @replTblStmt1 := CONCAT('INSERT IGNORE INTO `',replTbl, '` (id, id2, domain) SELECT r.value as id, r.entity_id as id2, 0 as domain_id FROM reference_data AS r WHERE status="REPLACEMENT" AND domain_id=0 AND EXISTS (SELECT * FROM `', sourceSet, '` AS s WHERE s.id=r.entity_id) AND EXISTS (SELECT * FROM `', propertiesTable, '` AS p WHERE p.domain = 0 AND (p.id2 = 0 OR p.id2=r.entity_id) AND p.id=r.property_id);');
+            SET @replTblStmt1 := CONCAT('INSERT IGNORE INTO `',replTbl, '` (id, id2, domain) SELECT r.value as id, r.entity_id as id2, 0 as domain_id FROM reference_data AS r WHERE status="REPLACEMENT" AND domain_id=0 AND EXISTS (SELECT * FROM `', sourceSet, '` AS s WHERE s.id=r.entity_id) AND EXISTS (SELECT * FROM `', propertiesTable, '` AS p WHERE p.domain = 0 AND p.id2=0 AND p.id=r.property_id);');
             PREPARE replStmt1 FROM @replTblStmt1;
             EXECUTE replStmt1;
             DEALLOCATE PREPARE replStmt1;