MySQL yog qhov chaw siv ntau qhib kev txheeb xyuas cov ntaub ntawv siv. MySQL8 yog qhov ntau nruj thiab txhim kho kev nyab xeeb dua li cov qub version. Nyob rau tib lub sijhawm, MySQL8 kuj tau ua ntau yam kev hloov kho kom zoo hauv kev ua tiav. Kab lus no piav qhia txhua qhov yuav ua li cas rau nruab thiab teeb MySQL8 ntawm CentOS7.

Yog tias peb xav tau ntxiv thiab rho hnub thiab sijhawm hauv MySQL, peb tuaj yeem siv: DATE_ADD, DATE_SUB, ADDDATE, SUBDATE, cov kab lus no piav qhia txog kev siv cov haujlwm no ntawm kev nthuav dav.