方法1：
TIMESTAMP(Char(date)||'00.00.00')
SELECT T2.RECORDNO,T2.DANGERTIME,T2.BIZORIGIN,T3.COMMONNAME AS BIZORIGINNAME
,T2.ADDRESS,'' AS REPORTNO,'' AS REPORTDATE,T1.INSURERCODE,T4.COMMONNAME AS INSURECOMPANYNAME
,T1.COMMERCIALNO,'' AS CUSTOMERNO,T2.FRAMENO,T2.LICENSENO AS CARLICENSENO
,T8.MODELCODE,T9.REPAIRNO
FROM RT_DANGERRECORD T2
LEFT JOIN RT_INSURANCEBUY T1 ON T2.FRAMENO = T1.FRAMENO AND T2.DANGERTIME > TIMESTAMP(CHAR(T1.INSURANCEBUYDATE)||'00.00.00') AND T2.DANGERTIME <TIMESTAMP(CHAR(T1.INSURANCEMATURITYDATE)||'00.00.00')
LEFT JOIN CM_COMMONCODE T3 ON T2.BIZORIGIN = T3.COMMONCODE AND T3.CODETYPE = 'CR25'
LEFT JOIN CM_COMMONCODE T4 ON T1.INSURERCODE = T4.COMMONCODE AND T4.CODETYPE = 'CC12' LEFT JOIN VM_CARINFO T6 ON T1.FRAMENO = T6.FRAMENO
LEFT JOIN VM_MODELCODE T7 ON T6.MODELTYPEID = T7.MODELTYPEID
LEFT JOIN VM_MODEL T8 ON T7.MODELCODEID = T8.MODELCODEID
LEFT JOIN RT_REPAIR T9 ON T2.FRAMENO = T9.FRAMENO
方法2：
TIMESTAMP(CHAR(date),'00:00:00')
示例：
SELECT T2.RECORDNO,T2.DANGERTIME,T2.BIZORIGIN,T3.COMMONNAME AS BIZORIGINNAME ,T2.ADDRESS,'' AS REPORTNO,
'' AS REPORTDATE,T1.INSURERCODE,T4.COMMONNAME AS INSURECOMPANYNAME ,T1.COMMERCIALNO AS INSURANCENO,
T1.INSURED,T2.FRAMENO,T2.LICENSENO AS CARLICENSENO ,
T8.MODELCODE,T9.REPAIRNO FROM
RT_DANGERRECORD T2
LEFT JOIN RT_INSURANCEBUY T1 ON T2.FRAMENO = T1.FRAMENO
AND T2.DANGERTIME > TIMESTAMP(CHAR(T1.INSURANCEBUYDATE),'00:00:00') AND T2.DANGERTIME < TIMESTAMP(CHAR(T1.INSURANCEMATURITYDATE), '00:00:00')
LEFT JOIN CM_COMMONCODE T3 ON T2.BIZORIGIN = T3.COMMONCODE AND T3.CODETYPE = 'CR25'
LEFT JOIN CM_COMMONCODE T4 ON T1.INSURERCODE = T4.COMMONCODE AND T4.CODETYPE = 'CC12'
LEFT JOIN VM_CARINFO T6 ON T2.FRAMENO = T6.FRAMENO LEFT JOIN VM_MODELCODE T7 ON T6.MODELTYPEID = T7.MODELTYPEID LEFT JOIN VM_MODEL T8 ON T7.MODELCODEID = T8.MODELCODEID
LEFT JOIN RT_REPAIR T9 ON T2.FRAMENO = T9.FRAMENO AND T9.REPAIRNO = 'H201308300001'
WHERE T2.FRAMENO = 'LHGGM2633C2023206'