File extension .DB - What kind of database is it exactly?
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, …
衰减的单位dB是什么意思？ - 知乎
Oct 3, 2013 · 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 …
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 …
*.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， …
How do I grant read access for a user to a database in SQL Server?
Jun 8, 2012 · I want to grant access to a user to a specific database with read and write access. The user is already available in the domain but not in the DB. So, how can I give them that …
Create Local SQL Server database - Stack Overflow
Apr 11, 2017 · I've used SQL Server Management Studio before, but only when the server is already up and running. I need to start from the beginning and create my own instance on the …
How to select data of a table from another database in SQL Server?
Suppose that I have a database which name is testdb in test server. I also have a database named proddb in prod server. Now I want to select data of a table of testdb database from …
How do I see active SQL Server connections? - Stack Overflow
Jan 21, 2019 · I am using SQL Server 2008 Enterprise. I want to see any active SQL Server connections, and the related information of all the connections, like from which IP address, …
oracle database - Difference between using a TNS name and a …
Apr 5, 2013 · I have a java based server (Tomcat) that connects to an Oracle database using a JDBC connection. There are multiple ways to connect to the database: SID, TNS name, …
sql - How to query MongoDB with "like" - Stack Overflow
Jul 22, 2010 · I want to query something with SQL's like query: SELECT * FROM users WHERE name LIKE '%m%' How can I achieve the same in MongoDB? I can't find an operator for like in ...