Я переписываю некоторый код из sql в sql_oracle, но я не могу найти решение для <> ».
!= » не будет работать.
Если я могу перевести <> «Это должно работать. Я уже много гуглил, но не смог найти никаких заклятий. Я не настолько опытен в кодировании, так что, возможно, кто-то здесь может мне помочь.
Это sql код
SQL_genericp2.Insert(
"from tsdsmd trip "" left outer join "" ( "" select tsroma.* from tsroma "" where tsroma.tstohn <> '' "" ) leg "" on trip.dosvlg = leg.tsrido "" left outer join dosier shipment "" on leg.dosvlg = shipment.dosvlg "" left outer join "" ( "" select * from tsdsco "" where laloin = 1 and volgnr = 1 "" ) tsdsco1 "" on leg.dosvlg = tsdsco1.dosvlg "" left outer join "" ( "" select * from tsdsco "" where laloin = 2 and volgnr = 1 "" ) tsdsco2 "" on leg.dosvlg = tsdsco2.dosvlg ",1);
</i>
И это код sql_orcale:
SQL_Oracle_genericp2.Insert(
"from "" \"dkf_tsdsmd\" trip "" "" left outer join "" (select * from \"dkf_tsroma\" where \"tstohn\" != '') leg "" on trip.\"dosvlg\" = leg.\"tsrido\" "" "" left outer join "" \"dkf_tsdsmd\" shipment "" on leg.\"dosvlg\" = shipment.\"dosvlg\" "" "" left outer join "" ( "" select "" \"fileNumber\" \"dosvlg\", "" max(case when \"addressRole\" = 0 then \"relationSearchname\" else null end) \"zoek0\", "" max(case when \"addressRole\" = 0 then \"nameLine1\" else null end) \"tsnam10\", "" max(case when \"addressRole\" = 0 then \"streetLine1\" else null end) \"tsadr10\", "" max(case when \"addressRole\" = 0 then \"countryCode\" else null end) \"land0\", "" max(case when \"addressRole\" = 0 then \"placeName\" else null end) \"tscity0\", "" max(case when \"addressRole\" = 0 then \"postcode\" else null end) \"postun0\", "" "" max(case when \"addressRole\" = 1 then \"relationSearchname\" else null end) \"zoek1\", "" max(case when \"addressRole\" = 1 then \"nameLine1\" else null end) \"tsnam11\", "" max(case when \"addressRole\" = 1 then \"streetLine1\" else null end) \"tsadr11\", "" max(case when \"addressRole\" = 1 then \"countryCode\" else null end) \"land1\", "" max(case when \"addressRole\" = 1 then \"placeName\" else null end) \"tscity1\", "" max(case when \"addressRole\" = 1 then \"postcode\" else null end) \"postun1\", "" "" max(case when \"addressRole\" = 3 then \"relationSearchname\" else null end) \"zoek3\", "" max(case when \"addressRole\" = 3 then \"nameLine1\" else null end) \"tsnam13\", "" max(case when \"addressRole\" = 3 then \"streetLine1\" else null end) \"tsadr13\", "" max(case when \"addressRole\" = 3 then \"countryCode\" else null end) \"land3\", "" max(case when \"addressRole\" = 3 then \"placeName\" else null end) \"tscity3\", "" max(case when \"addressRole\" = 3 then \"postcode\" else null end) \"postun3\", "" "" max(case when \"addressRole\" = 4 then \"relationSearchname\" else null end) \"zoek4\", "" max(case when \"addressRole\" = 4 then \"nameLine1\" else null end) \"tsnam14\", "" max(case when \"addressRole\" = 4 then \"streetLine1\" else null end) \"tsadr14\", "" max(case when \"addressRole\" = 4 then \"countryCode\" else null end) \"land4\", "" max(case when \"addressRole\" = 4 then \"placeName\" else null end) \"tscity4\", "" max(case when \"addressRole\" = 4 then \"postcode\" else null end) \"postun4\" "" from "" \"dkf_v_cw_fileAddress\" "" group by "" \"fileNumber\" "" ) tsdnaw "" on leg.\"dosvlg\" = tsdnaw.\"dosvlg\" "" "" left outer join "" ( "" select "" \"dkf_tsdsco\".\"dosvlg\" \"dosvlg\", "" max(case when \"laloin\" = 1 and \"volgnr\" = 1 then \"tsfrti\" else null end) \"tsfrti1\", "" max(case when \"laloin\" = 1 and \"volgnr\" = 1 then \"tsttim\" else null end) \"tsttim1\", "" max(case when \"laloin\" = 2 and \"volgnr\" = 1 then \"tsfrti\" else null end) \"tsfrti2\", "" max(case when \"laloin\" = 2 and \"volgnr\" = 1 then \"tsttim\" else null end) \"tsttim2\" "" from "" \"dkf_tsdsco\" "" group by "" \"dosvlg\" "" ) tsdsco "" on leg.\"dosvlg\" = tsdsco.\"dosvlg\" ",1);
tsroma.tstohn <> ''
Oracle обрабатывает пустые строки как NULL. Так что в этом случае вы должны написать это как
tsroma.tstohn IS NOT NULL
Вам также необходимо подумать о том, является ли пустая строка, имеющая значение NULL, проблемой для вашей модели данных.
Других решений пока нет …