Themen in April, 2012
    Query failed:
    SELECT count(DISTINCT e.id) AS orderkey
                         
                         
                    FROM
                        serendipity_entries AS e
                        LEFT JOIN serendipity_entrycat ec
                            ON e.id = ec.entryid
                        LEFT JOIN serendipity_category c
                            ON ec.categoryid = c.categoryid
                         LEFT JOIN serendipity_authorgroups AS acl_a
                                       ON acl_a.authorid = 0
                                LEFT JOIN serendipity_access AS acl_acc
                                       ON (    acl_acc.artifact_mode = 'read'
                                           AND acl_acc.artifact_type = 'category'
                                           AND acl_acc.artifact_id   = c.categoryid
                                          )
                         WHERE e.timestamp >= 1467324000 AND e.timestamp <= 1470002399 AND isdraft = 'false' AND (( (c.category_left  BETWEEN 15 AND 16))) AND e.timestamp <= 1475014800 AND     (
                                     c.categoryid IS NULL
                                     OR ( acl_acc.groupid = 0)
                                     OR ( acl_acc.artifact_id IS NULL
                                          
                                        )
                                   )
                         
                         
                         
                         
    / Out of memory (Needed 4194276 bytes)