用临时表作lookup数据源

public static void lookupRate(FormStringControl _contrl,

TNK_ToRisk_C _custAccount,

TNK_LTSeiZhaCh_COCTR_C _costCenter,

TNK_SB_C _itemId)

{

SysTableLookup sysTableLookup;

Query q;

QueryBuildDataSource qbds;

TNK_BaseRate_C baseRate_C;

TNK_RDB_JIGSOBA_UNT_SBT unt_SBT;

TNK_TmpCustomerRate tmpCustomerRate;

delete_from tmpCustomerRate;

ttsBegin;

insert_recordset tmpCustomerRate

(JIGSOBA_UNT_SBT, SCBaseRate_C, LTSeiZhaCh_COCTR_C, ToRisk_C, SB_C)

select BaseRate_C, SCBaseRate_C, LTSeiZhaCh_COCTR_C, ToRisk_C, _itemId from baseRate_C

where baseRate_C.ToRisk_C == _custAccount

&& baseRate_C.LTSeiZhaCh_COCTR_C == _costCenter

&& baseRate_C.SCBaseRate_C // 特殊汇率

&& baseRate_C.SYOUNINN_F // 已批准

exists join unt_SBT

where unt_SBT.JIGSOBA_UNT_SBT == baseRate_C.BaseRate_C

&& unt_SBT.SB_C == _itemId;

if(!tmpCustomerRate)

{

insert_recordset tmpCustomerRate

(JIGSOBA_UNT_SBT, SCBaseRate_C, LTSeiZhaCh_COCTR_C, ToRisk_C, SB_C)

select BaseRate_C, SCBaseRate_C, LTSeiZhaCh_COCTR_C, ToRisk_C, _itemId from baseRate_C

where baseRate_C.ToRisk_C == _custAccount

&& baseRate_C.LTSeiZhaCh_COCTR_C == _costCenter

&& !baseRate_C.SCBaseRate_C // 非特殊汇率

exists join unt_SBT

where unt_SBT.JIGSOBA_UNT_SBT == baseRate_C.BaseRate_C

&& unt_SBT.SB_C == _itemId;

}

ttsCommit;

select tmpCustomerRate;

q = new Query();

qbds = q.addDataSource(tableNum(TNK_TmpCustomerRate));

sysTableLookup = SysTableLookup::newParameters(tableNum(TNK_TmpCustomerRate), _contrl);

sysTableLookup.addLookupfield(fieldNum(TNK_TmpCustomerRate, JIGSOBA_UNT_SBT));

sysTableLookup.addLookupfield(fieldNum(TNK_TmpCustomerRate, SCBaseRate_C));

sysTableLookup.addLookupfield(fieldNum(TNK_TmpCustomerRate, ToRisk_C));

sysTableLookup.addLookupfield(fieldNum(TNK_TmpCustomerRate, LTSeiZhaCh_COCTR_C));

sysTableLookup.addLookupfield(fieldNum(TNK_TmpCustomerRate, SB_C));

sysTableLookup.parmQuery(q);

sysTableLookup.parmTmpBuffer(tmpCustomerRate);

sysTableLookup.performFormLookup();

}