Cov txheej txheem:

Kuv yuav ua li cas thiaj nrhiav tau txoj kev npaj ua tiav hauv SQL Server Management Studio?
Kuv yuav ua li cas thiaj nrhiav tau txoj kev npaj ua tiav hauv SQL Server Management Studio?

Video: Kuv yuav ua li cas thiaj nrhiav tau txoj kev npaj ua tiav hauv SQL Server Management Studio?

Video: Kuv yuav ua li cas thiaj nrhiav tau txoj kev npaj ua tiav hauv SQL Server Management Studio?
Video: Nkauj ntseeg tawm tshiab :kuv tsi ntshais 4\2\2023#hmoob 2024, Kaum ib hlis
Anonim

Nyob rau SQL Server Management Studio toolbar, nyem Database Engine Lus nug . Koj tseem tuaj yeem qhib qhov uas twb muaj lawm nug thiab tso saib qhov kwv yees kev npaj ua tiav los ntawm txhaj rau Open File toolbar khawm thiab nrhiav qhov uas twb muaj lawm nug . Nkag mus rau nug rau qhov koj xav kom pom qhov tseeb kev npaj ua tiav.

Tsuas yog li ntawd, kuv yuav ua li cas thiaj nrhiav tau txoj kev npaj ua tiav hauv SQL Server?

Siv SQL Server Profiler

  1. Pib SQL Server Profiler.
  2. Hauv cov ntawv qhia zaub mov, xaiv New Trace.
  3. Hauv Pawg Txheej xwm tab, kos Qhia tag nrho cov xwm txheej.
  4. Nthuav cov Performance node.
  5. Xaiv Showplan XML.
  6. Ua cov lus nug koj xav pom cov lus nug npaj rau.
  7. Tso tseg txoj kab.
  8. Xaiv txoj kev npaj nug hauv daim phiaj.

Tom qab ntawd, lo lus nug yog, Kuv yuav ua li cas thiaj tsim tau ib txoj kev npaj ua tiav hauv SQL? Koj tuaj yeem nruab thiab sib koom ua ke ApexSQL Npaj rau hauv SQL ntawv Server Management Studio, yog li ntawd kev npaj ua tiav tuaj yeem pom los ntawm SSMS ncaj qha. Nyem qhov Tshiab Lus nug khawm hauv SSMS thiab muab tshuaj txhuam rau nug ntawv hauv nug ntawv qhov rais. Txoj nyem thiab xaiv Display kwv yees Kev Npaj Ua Haujlwm ” xaiv los ntawm cov ntawv qhia zaub mov.

Tsis tas li ntawd, kuv yuav nyeem SSMS txoj kev npaj ua tiav li cas?

Query Execution Plans feem ntau yog nyeem sab xis mus rau sab laug mus rau hauv qab. Kuj tseem muaj cov xub nruab nrab ntawm kev ua haujlwm uas sawv cev rau cov ntaub ntawv ntws ntawm cov khoom. Lub thickness ntawm lub xub kuj qhia ntau npaum li cas cov ntaub ntawv raug ua tiav.

Dab tsi yog txoj kev npaj ua tiav hauv SQL Server nrog piv txwv?

Muaj ob hom query execution plan hauv SQL Server : tseeb thiab kwv yees. Lawv qhia li cas a nug yog raug tua thiab yuav ua li cas raug tua . Lus nug Optimizer yog ib SQL Server feem uas tsim query execution plan raws li cov khoom siv database siv, indexes, joins, tus naj npawb ntawm cov kab ntawv tso tawm, thiab lwm yam.

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