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Video: Kuv yuav ua li cas khiav ntau cov lus xaiv hauv Oracle SQL Developer?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2024-01-18 08:24
Khiav Ntau Cov Lus Nug hauv Oracle SQL Developer
- Khiav Daim Ntawv Qhia , Shift+Enter, F9, lossis lub pob no.
- Tsis muaj kab sib chaws, tsuas yog tsab ntawv ( SQL ntawv *Plus nyiam) ouput zoo, ua tsaug ntau!
- Scroll cia, lossis ntaus Ctrl + Xaus kom yuam kom nqa tag nrho thiab tau txais tag nrho koj cov kab rov qab.
- Khiav ib lossis ntau cov lus txib ntxiv SQL ntawv * Ntxiv rau cov lus txib zoo li SET thiab SPOOL.
Yog li ntawd, kuv yuav muab ob nqe lus xaiv hauv SQL li cas?
Tus neeg teb xov tooj UNION yog siv los ua ke cov txiaj ntsig ntawm ob lossis ntau dua SELECT nqe lus
- Txhua nqe lus SELECT hauv UNION yuav tsum muaj tib cov kab ke.
- Cov kab yuav tsum muaj cov ntaub ntawv zoo sib xws.
- Cov kab hauv txhua nqe lus SELECT yuav tsum nyob hauv tib qho kev txiav txim.
Tsis tas li ntawd, kuv yuav xaiv cov lus nug hauv PL SQL Developer li cas? Piv txwv tias koj twb muaj kev sib txuas teeb tsa hauv SQL Developer:
- los ntawm View menu, xaiv DBMS Output.
- nyob rau hauv DBMS Output qhov rais, nyem lub ntsuab ntxiv icon, thiab xaiv koj kev twb kev txuas.
- right-click qhov kev twb kev txuas thiab xaiv SQL worksheet.
- muab koj cov lus nug rau hauv daim ntawv ua haujlwm.
- khiav cov lus nug.
Ua raws li qhov no, Kuv yuav ua li cas thiaj li khiav cov lus nug hauv Oracle SQL Developer?
Rau ua a SQL lus , nias tus yuam sij F9 los yog nyem rau Ua Cov Lus Qhia khawm hauv toolbar. Yog tias nqe lus retrieves cov ntaub ntawv, cov ntaub ntawv yog tso tawm nyob rau hauv qhov tshwm sim tab ntawm lub SQL ntawv Qhov rai daim ntawv.
Kuv yuav koom nrog ob nqe lus nug li cas?
Nyem Enter kom txav tus cursor cia ib kab, thiab tom qab ntawd ntaus UNION ntawm kab tshiab. Nyem lub tab rau xaiv tom ntej nug uas koj xav ua ke nyob rau hauv lub union nug . Rov ua cov kauj ruam 5 txog 10 kom txog thaum koj tau theej thiab muab tso rau tag nrho cov nqe lus SQL rau kev xaiv lus nug rau hauv SQL saib qhov rais ntawm lub union nug.
Pom zoo:
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