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How to find Unused Amazon EC2 Security groups
...rom complete. So I decided to write my own script. I used the AWS CLI, MySQL and some “Bash-foo” to perform the following:
Get a list of all EC2 security groups.
I store the group-id, group-name and description in a tabled called “groups” in a MySQL database called aws_security_groups on...
Difference between database and schema
What's the difference between a Database and a Schema in SQL Server? Both are the containers of tables and data.
5 Answers
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How to check for Is not Null And Is not Empty string in SQL server?
How can we check in a SQL Server WHERE condition whether the column is not null and not the empty string ( '' )?
7 Answe...
SQL keys, MUL vs PRI vs UNI
What is the difference between MUL , PRI and UNI in MySQL?
4 Answers
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PadLeft function in T-SQL
...
SQL Server now supports the FORMAT function starting from version 2012, so:
SELECT FORMAT(id, '0000') FROM TableA
will do the trick.
If your id or column is in a varchar and represents a number you convert first:
SELECT...
SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?
What is the difference between CROSS JOIN and FULL OUTER JOIN in SQL Server?
10 Answers
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MySQL dump by query
Is it possible to do mysqldump by single SQL query ?
9 Answers
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Reading 64bit Registry from a 32bit application
... compiled for AnyCPU. Our build server is a 64bit machine, and has a 64bit SQL Express instance installed.
6 Answers
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SELECT INTO a table variable in T-SQL
...y, from which I would like to insert all rows into a table variable, but T-SQL doesn't allow it.
8 Answers
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'0000-00-00 00:00:00' can not be represented as java.sql.Timestamp error
...n use this JDBC URL directly in your data source configuration:
jdbc:mysql://yourserver:3306/yourdatabase?zeroDateTimeBehavior=convertToNull
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