问SQL错误:执行预准备语句时DB2代码=-302

EN

SELECT  BUS_NM, STR_ADDR_1, CITY_NM, STATE_CD, POSTAL_CD, COUNTRY_CD,
        BUS_PHONE_NB,PEG_ACCOUNT_ID, GDN_ALERT_ID, GBIN, GDN_MON_REF_NB,
        ALERT_DT, ALERT_TYPE, ALERT_DESC,ALERT_PRIORITY 
FROM ( SELECT A.BUS_NM, AE.STR_ADDR_1, A.CITY_NM, A.STATE_CD, A.POSTAL_CD,
              CC.COUNTRY_CD,  A.BUS_PHONE_NB, A.PEG_ACCOUNT_ID, 'I' || 
              LPAD(INTL_ALERT_DTL_ID, 9,'0') GDN_ALERT_ID, 
              LPAD(IA.GBIN, 9,'0') GBIN, IA.GDN_MON_REF_NB,
              DATE(IAD.ALERT_TS) ALERT_DT, 
              XMLCAST(XMLQUERY('$A/alertTypeConfig/biqCode/text()' passing  
                IAC.INTL_ALERT_TYPE_CONFIG as "A") AS CHAR(4)) ALERT_TYPE, 
              , ROW_NUMBER() OVER () AS "RN" 
       FROM ACCOUNT A, Other tables 
       WHERE IA.GDN_MON_REF_NB = '100'  
         AND A.PEG_ACCOUNT_ID = IAAR.PEG_ACCOUNT_ID  
         AND CC.COUNTRY_CD = A.COUNTRY_ISO3_CD 
       ORDER BY IA.INTL_ALERT_ID ASC )  
WHERE  ALERT_TYPE  IN (" +TriggerType+ ");

SELECT BUS_NM, STR_ADDR_1, CITY_NM, STATE_CD, POSTAL_CD, COUNTRY_CD,
       BUS_PHONE_NB,PEG_ACCOUNT_ID, GDN_ALERT_ID, GBIN, GDN_MON_REF_NB,
       ALERT_DT, ALERT_TYPE, ALERT_DESC,ALERT_PRIORITY 
FROM ( SELECT A.BUS_NM, AE.STR_ADDR_1, A.CITY_NM, A.STATE_CD, A.POSTAL_CD, 
              CC.COUNTRY_CD,  A.BUS_PHONE_NB, A.PEG_ACCOUNT_ID, 
              'I' || LPAD(INTL_ALERT_DTL_ID, 9,'0') GDN_ALERT_ID,
              LPAD(IA.GBIN, 9,'0') GBIN, IA.GDN_MON_REF_NB, 
              DATE(IAD.ALERT_TS) ALERT_DT, 
              XMLCAST(XMLQUERY('$A/alertTypeConfig/biqCode/text()' passing  
                IAC.INTL_ALERT_TYPE_CONFIG as "A") AS CHAR(4)) ALERT_TYPE, 
              ROW_NUMBER() OVER () AS "RN" 
       FROM ACCOUNT A, other tables 
       WHERE IA.GDN_MON_REF_NB = '100'  
         AND A.PEG_ACCOUNT_ID = IAAR.PEG_ACCOUNT_ID   
         AND CC.COUNTRY_CD = A.COUNTRY_ISO3_CD 
       ORDER BY IA.INTL_ALERT_ID ASC )  
WHERE  ALERT_TYPE  IN (?);

if (StringUtils.isNotBlank(request.getTriggerType())) {
   preparedStatement.setString(1, triggerType != null ? triggerType.toString() : "");
}