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zhihu.com
https://www.zhihu.com/question/295711712
*.db是什么文件,如何打开? - 知乎
后缀是.db的文件是数据库文件,db是datebase的缩写,datebase的意思就是数据库。 数据库类型包括: 关系数据库、非关系型数据库(NoSQL) 关系型的有: Oracle,MySQL, SQLServer 等 非关系型有:Redis, mongoDB 有专门数据库管理和设计工具可以打开,比如说:Navicat就可以打开
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https://www.zhihu.com/question/21743572
衰减的单位dB是什么意思? - 知乎
如果我们用dB来表示的话,第一种情况增大了3dB,而第二种情况增大了10.4dB,更能客观地反映出人的感官的感觉特性。 而在电子工程技术领域,dB是国际上统一使用的电信传输单位。
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stackoverflow.com
https://stackoverflow.com/questions/5748754/file-e…
File extension .DB - What kind of database is it exactly?
12 If you're on a Unix-like platform (Mac OS X, Linux, etc), you could try running file myfile.db to see if that can figure out what type of file it is. The file utility will inspect the beginning of the file, looking for any clues like magic numbers, headers, and so on to determine the type of the file.
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zhihu.com
https://www.zhihu.com/question/434757331
天线里的dBi 是什么意思?和dB、dBm、dBd、dBc有什么关系?
dB家族中常见的还有dBi、dBd、dBc。 它们的计算方法与dB的计算方法完全一样,表示的还是功率的相对值。 不同的是,它们的参考基准不同,即分母上的参考功率P0所代表的含义不同。 关于dBi,dBd,dBc,dBFs dBi = Decibels Isotropic dBd = Decibels Dipole dBc = Decibels Carrier
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zhihu.com
https://www.zhihu.com/question/416897269
sqlite数据库的三种后缀(.db .db3 .sqlite)有什么区别? - 知乎
SQLite数据库可以使用不同的后缀来命名文件,常见的后缀有.db、.db3和.sqlite。 这些后缀没有实质性的区别,只是用于标识文件的类型。
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stackoverflow.com
https://stackoverflow.com/questions/52325737/how-t…
How to fix Recovery Pending State in SQL Server Database?
Rename the DB and the Log files (Database Properties -> Files) In the Object Explorer window in SQL Management Studio, refresh the 'Databases Folder', if you see that there is another Database node (in addition to the one which you are trying to rectify this issue) which is shown in 'Recovery Pending State' then proceed to the next step.
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https://stackoverflow.com/questions/16656037/how-t…
database - How to open this .DB file? - Stack Overflow
I have a few database files with .db extension and I want to take a peek. However I don't know what program should I use to open the files. I've found a similar quesiton that says checking the header of the db file could reveal the name of the database-program/type. What I've found is "FLDB". Anyone have any clue what kind of database file can ...
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stackoverflow.com
https://stackoverflow.com/questions/71857345/error…
Error when installing Microsoft Sql Server 2019, cannot find the ...
An installation package for the product Microsoft OLE DB Driver for SQL Server cannot be found. Try the installation again using a valid copy of the installation package 'MSOLEDBSQL.MSI'. Solution: The OLEDB and ODBC drivers were already installed on the server so I first uninstalled them, then I was able to install SQL Server 2019 Developer ...
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stackoverflow.com
https://stackoverflow.com/questions/5847067/what-i…
What is the difference between *.sqlite and *.db file?
24 A .sqlite file is as the name implies a file that contains an SQLite database. The .db file extension is used by Oracle, Paradox and XoftSpySE databases. [1] As Christian noted usually extensions aren't that important in the grand scheme of things and programs can open files with different extensions.
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stackoverflow.com
https://stackoverflow.com/questions/20796714/how-d…
How do I start Mongo DB from Windows? - Stack Overflow
1- make a folder data/db in your c drive "this is the default path mongo will look for the place to store your database files , so you do not have to specify it using '--dbpath' "