DELETE FROM ACT_HI_ATTACHMENT T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_COMMENT T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_ACTINST T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_DETAIL T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_IDENTITYLINK T WHERE T.TASK_ID_ IN (
   SELECT T.ID_ FROM ACT_RU_TASK T WHERE T.PROC_INST_ID_='7426459'
    UNION ALL
   SELECT T.ID_ FROM ACT_HI_TASKINST T WHERE T.PROC_INST_ID_ ='7426459'
) OR T.PROC_INST_ID_ ='7426459';
DELETE FROM ACT_HI_TASKINST T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_PROCINST T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_HI_VARINST T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_RU_EVENT_SUBSCR T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_RU_IDENTITYLINK T WHERE T.TASK_ID_ IN (
  SELECT T.ID_ FROM ACT_RU_TASK T WHERE T.PROC_INST_ID_='7426459'
) OR  T.PROC_INST_ID_='7426459';
DELETE FROM ACT_RU_VARIABLE T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_RU_TASK T WHERE T.PROC_INST_ID_='7426459';
DELETE FROM ACT_RU_EXECUTION T WHERE T.PROC_INST_ID_='7426459';