Cov txheej txheem:

Yuav ua li cas koj hloov ib daim teb dawb paug hauv kev nkag?
Yuav ua li cas koj hloov ib daim teb dawb paug hauv kev nkag?

Video: Yuav ua li cas koj hloov ib daim teb dawb paug hauv kev nkag?

Video: Yuav ua li cas koj hloov ib daim teb dawb paug hauv kev nkag?
Video: Koj saib kuv tsis muaj nqis - Nkauj tawm tshiab 2021-22 2024, Kaum ib hlis
Anonim

Nrhiav teb , nyem qhov Nrhiav tab. Yog xav paub ntxiv teb thiab ntxiv tus nqi, nyem qhov Hloov tab. Hauv qhov Nrhiav Dab Tsi, ntaus ntawv Null los yog Null . Yog koj yog hloov tus null tus nqi nrog rau lwm cov ntaub ntawv, nkag mus rau cov ntaub ntawv tshiab hauv lub Hloov Nrog lub thawv.

Kuj paub, Kuv yuav hloov pauv li cas hauv kev nkag mus?

Rau hloov ib lo lus hauv cov ntaub ntawv: Koj tuaj yeem hloov kho ntau yam tshwm sim ntawm tib lo lus los ntawm kev siv Nrhiav thiab Hloov , uas tshawb rau ib lub sij hawm thiab hloov nws nrog lwm lub sij hawm. Xaiv lub Tsev tab, thiab nrhiav qhov Nrhiav pab pawg. Xaiv tus Hloov lus txib.

Ib yam li ntawd, koj yuav hloov kho tus nqi teb li cas hauv Access? Kauj ruam 2: Hloov kho cov ntaub ntawv

  1. Ntawm Cov Tsim tab, hauv Pawg Lus Nug Hom, nyem Hloov tshiab.
  2. Nrhiav daim teb uas muaj cov ntaub ntawv uas koj xav hloov, thiab tom qab ntawd ntaus koj cov lus qhia (koj cov kev hloov pauv) hauv Kev Hloov Kho rau kab rau daim teb ntawd.
  3. Ntawm Tus Tsim tab, hauv Cov Pab Pawg Ua Haujlwm, nyem Khiav.

Ntawm no, kev siv Nrhiav thiab Hloov feature hauv MS Access yog dab tsi?

Nrhiav thiab Hloov 2.0 yog ib qho khoom siv ntxiv rau Microsoft Access 2.0. Nws muab ib " Nrhiav thiab Hloov " muaj nuj nqi rau Tables (nrhiav cov qauv tsim xws li cov npe teb, tsis yog cov ntaub ntawv hauv lub rooj), Cov Lus Nug, Cov Ntawv, Cov Lus Qhia, Macros, thiab Modules ( MSAccess 2.0 tsuas yog muab Nrhiav thiab Hloov rau Modules).

Koj hloov tus nqi teb li cas?

Teem tus nqi pib

  1. Hauv Navigation Pane, right-click the form that you want to change, and then click Design View.
  2. Txoj cai-nias tus tswj uas koj xav hloov, thiab tom qab ntawd nyem Cov Khoom lossis nias F4.
  3. Nyem tag nrho tab nyob rau hauv daim ntawv cov cuab yeej, nrhiav tus Default Value khoom, thiab tom qab ntawd nkag mus rau koj tus nqi qub.

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