Cov txheej txheem:
Video: Qhov twg kuv yuav tsum siv DB?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Koj cov kev xaiv yog:
- Ib tus neeg siv-server raws li RDBMS, xws li MySQL, MSSQL, Oracle, PostgreSQL thiab lwm yam. Lawv muaj zog, hauv kev tsim khoom. siv ntev tab sis xav tau kev teeb tsa, kev tswj hwm.
- Ib cov ntaub ntawv raws li SQL database , xws li SQLite 3. Lawv tsis xav tau kev teeb tsa lossis kev tswj hwm ntau.
Xav txog qhov no, dab tsi DB xaiv thaum thov rau txoj haujlwm?
Txhawm rau sau cov txheej txheem kuv siv los xaiv cov ntaub ntawv:
- Nkag siab txog cov qauv ntaub ntawv uas koj xav tau, tus nqi ntawm cov ntaub ntawv koj xav tau khaws / khaws, thiab cov kev xav tau ceev / ntsuas.
- Ua qauv rau koj cov ntaub ntawv los txiav txim seb qhov kev sib raug zoo, cov ntaub ntawv, cov kab lus, qhov tseem ceeb / tus nqi, lossis cov ntaub ntawv duab yog qhov tsim nyog tshaj rau koj cov ntaub ntawv.
Qhov thib ob, qhov twg yog qhov nrov tshaj plaws NoSQL database? NoSQL databases koj yuav tsum xav txog
- MongoDB. MongoDB yog qhov nrov tshaj plaws NoSQL database.
- Amazon DynamoDB. Amazon DynamoDB yog lwm qhov nrov huab-based NoSQL database.
- Couchbase. Couchbase yog JSON cov ntaub ntawv txhawb nqa database platform faib los ntawm Couchbase Inc.
- Redis Enterprise.
- MarkLogic.
Hais txog qhov no, qhov twg yog qhov zoo tshaj plaws database siv?
Sab saum toj 5 Zoo tshaj Databases
- MySQL. MySQL yog siv nyob rau hauv yuav luag txhua qhov chaw qhib lub vev xaib uas xav tau cov ntaub ntawv hauv qab kawg.
- PostgreSQL. PotgreSQL yog qhov qhib qhov khoom-keeb kwm database system.
- Oracle. Oracle yog qhov zoo tshaj plaws database rau txhua lub hom phiaj tseem ceeb ua lag luam daim ntawv thov.
- SQLite.
- Microsoft SQL Server.
Dab tsi yog qhov ceev tshaj database?
DB-Engines Ranking
| 350 qhov system hauv qeb duas, Lub Ob Hlis 2020 | ||
|---|---|---|
| Qib | DBMS | |
| Peb 2020 | Peb Hlis 2020 | |
| 1. | 1. | Oracle |
| 2. | 2. | MySQL |
Pom zoo:
Qhov twg yog qhov inbetweeners yuav tsum tau teem?
North West London
Kuv yuav tsum tso kuv lub koob yees duab CCTV nyob qhov twg hauv kuv lub tsev?
Qhov chaw zoo tshaj plaws rau nruab lub koob yees duab kev ruaj ntseg Lub qhov rooj hauv ntej, lub qhov rooj nraub qaum thiab lub qhov rais thawj-pem teb yog cov kev nkag mus rau cov neeg ua phem tshaj plaws, raws li Bureau of Justice Statistics. Qhov tseeb, nyob ib ncig ntawm 81 feem pua ntawm cov tub sab nkag mus rau hauv thawj pem teb, yog li muab koj lub koob yees duab qhov twg cov tub sab yuav nkag mus
Qhov twg nyob rau hauv ib lub rooj ntaub ntawv yuav tsum tau muab tso rau qhov ntsuas ntsuas?
Nyob rau hauv ib lub rooj ntaub ntawv, units ntawm kev ntsuas yuav tsum tau qhia nyob rau hauv cov nqe lus ntawm cov kab uas cov ntaub ntawv muaj nuj nqis teev. Qhov no qhia tau hais tias chav tsev qhia siv rau tag nrho cov ntaub ntawv muaj nuj nqis teev nyob rau hauv kab
Kuv yuav tsum nkaum lub koob yees duab neeg soj xyuas nyob qhov twg hauv kuv chav pw?
Nkaum Spy Lub Koob Yees Duab hauv chav pw Yog li ib qho ntawm qhov chaw zoo tshaj plaws los muab lub koob yees duab zais rau hauv yuav yog lub hmo ntuj, tom qab qee yam khoom siv, xws li moos lossis xov tooj cua. Koj tuaj yeem tau txais lub koob yees duab zais uas twb tau ua rau hauv lub moos thiab muab tso rau ntawm qhov rooj hmo ntuj
Thaum twg kuv yuav tsum tau hloov qhov chaw nyob ntawm qhov chaw xa ntawv?
Txhua zaus koj tsiv tsev, koj qhov chaw xa ntawv hloov pauv yog li koj yuav tsum tau hloov koj qhov chaw nyob nrog United States Postal Service (USPS) kom tau txais koj cov ntawv. Koj tuaj yeem hloov koj qhov chaw nyob ua ntej kev txav mus los (tsawg kawg 2 lub lis piam ua ntej koj tsiv tawm) lossis tom qab koj tsiv mus rau lub tsev tshiab