diff -r 2223bd79e0c6 -r 821c4950b619 src/main/java/de/uapcore/lightpit/dao/postgres/PGIssueDao.java
--- a/src/main/java/de/uapcore/lightpit/dao/postgres/PGIssueDao.java	Tue May 19 18:49:48 2020 +0200
+++ b/src/main/java/de/uapcore/lightpit/dao/postgres/PGIssueDao.java	Tue May 19 19:34:57 2020 +0200
@@ -47,22 +47,22 @@
 
     public PGIssueDao(Connection connection) throws SQLException {
         list = connection.prepareStatement(
-                "select id, project, status, category, subject, description, " +
+                "select issue.id, issue.project, issue.status, issue.category, issue.subject, issue.description, " +
                         "vplan.id, vplan.name, vdone.id, vdone.name, " +
-                        "created, updated, eta " +
-                        "from lpit_issue " +
+                        "issue.created, issue.updated, issue.eta " +
+                        "from lpit_issue issue " +
                         "left join lpit_version vplan on vplan.id = version_plan " +
                         "left join lpit_version vdone on vdone.id = version_done " +
-                        "where project = ? ");
+                        "where issue.project = ? ");
 
         find = connection.prepareStatement(
-                "select id, project, status, category, subject, description, " +
+                "select issue.id, issue.project, issue.status, issue.category, issue.subject, issue.description, " +
                         "vplan.id, vplan.name, vdone.id, vdone.name, " +
-                        "created, updated, eta " +
-                        "from lpit_issue " +
+                        "issue.created, issue.updated, issue.eta " +
+                        "from lpit_issue issue " +
                         "left join lpit_version vplan on vplan.id = version_plan " +
                         "left join lpit_version vdone on vdone.id = version_done " +
-                        "where id = ? ");
+                        "where issue.id = ? ");
 
         insert = connection.prepareStatement(
                 "insert into lpit_issue (project, status, category, subject, description, version_plan, version_done, eta) " +
@@ -86,17 +86,17 @@
     }
 
     public Issue mapColumns(ResultSet result) throws SQLException {
-        final var project = new Project(result.getInt("project"));
-        final var issue = new Issue(result.getInt("id"), project);
-        issue.setStatus(IssueStatus.valueOf(result.getString("status")));
-        issue.setCategory(IssueCategory.valueOf(result.getString("category")));
-        issue.setSubject(result.getString("subject"));
-        issue.setDescription(result.getString("description"));
+        final var project = new Project(result.getInt("issue.project"));
+        final var issue = new Issue(result.getInt("issue.id"), project);
+        issue.setStatus(IssueStatus.valueOf(result.getString("issue.status")));
+        issue.setCategory(IssueCategory.valueOf(result.getString("issue.category")));
+        issue.setSubject(result.getString("issue.subject"));
+        issue.setDescription(result.getString("issue.description"));
         issue.setScheduledVersion(obtainVersion(result, project, "vplan."));
         issue.setResolvedVersion(obtainVersion(result, project, "vdone."));
-        issue.setCreated(result.getTimestamp("created"));
-        issue.setUpdated(result.getTimestamp("updated"));
-        issue.setEta(result.getDate("eta"));
+        issue.setCreated(result.getTimestamp("issue.created"));
+        issue.setUpdated(result.getTimestamp("issue.updated"));
+        issue.setEta(result.getDate("issue.eta"));
         return issue;
     }