Kutulutsidwa kwa DBMS SQLite 3.28

Yovomerezedwa ndi kumasula SQLite 3.28.0, DBMS yopepuka yopangidwa ngati plug-in library. Khodi ya SQLite imagawidwa ngati malo a anthu onse, i.e. itha kugwiritsidwa ntchito popanda zoletsa komanso kwaulere pazifukwa zilizonse. Thandizo lazachuma kwa opanga ma SQLite limaperekedwa ndi bungwe lopangidwa mwapadera, lomwe limaphatikizapo makampani monga Adobe, Oracle, Mozilla, Bentley ndi Bloomberg.

waukulu kusintha:

  • Zokulitsidwa ntchito zazenera (ntchito zazenera kapena zowunikira zomwe zimalola kuti mzere uliwonse wa funso uwerenge pogwiritsa ntchito mizere ina): thandizo lowonjezera la mawu KUSABULALA, zinakhala zotheka kugwiritsa ntchito maunyolo ntchito zenera (zenera limodzi limatanthauzidwa m'dera lina), loperekedwa thandizo magulu pogwiritsa ntchito mawu a GROUP, ndi zoletsa za RANGE zimakhazikitsidwa KUYAMBA и ZOTSATIRA;
  • Kukhazikitsa bwino kwa lamulo "VACUUM MU", yomwe tsopano ingagwiritsidwe ntchito ndi nkhokwe zomwe zilipo powerenga kokha;
  • Anawonjezera kukhathamiritsa kwa mafunso atsopano: Kuthamanga kagwiridwe ka mawu a LIKE pamodzi ndi mawu ofunika a ESCAPE komanso pamene "PRAGMA case_sensitive_like" mode yayatsidwa. Pamaso pa gawo index kuwunika kosafunikira kwa mikhalidwe yodziwika bwino yomwe yafotokozedwa MENE ndime yachotsedwa;
  • Lamulo ".parameter»kwa ntchito zolowa m'malo (masks amalowetsedwa m'mawu aliwonse a SQL). Mu lamulo la ".archive", njira ya "--update" yakonzedwanso, yomwe tsopano ikudumpha mafayilo osasinthika omwe ali kale mu archive, ndipo "--insert" njira yawonjezedwa kuti ikhale ndi mafayilo muzosungira;
  • Kuwonjezera anawonjezera fossildelta.c, zomwe zimakulolani kupanga, kugwiritsa ntchito ndi kusokoneza mawonekedwe Zosintha zakale za delta zomwe zimagwiritsidwa ntchito pakukulitsa kwa RBU;
  • Kuchulukitsa kudalirika kogwira ntchito ndi mafayilo owonongeka a database;
  • Kalilore wa nkhokwe ya polojekiti yakhazikitsidwa GitHub (zoyambira posungira amathandizidwa pogwiritsa ntchito kuwongolera mtundu gasi, yopangidwa ndi wolemba SQLite).

Source: opennet.ru

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