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Import CSV to mysql table
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Instead of writing a script to pull in information from a CSV file, you can link MYSQL directly to it and upload the information using the following SQL syntax.
To import an Excel file into MySQL, first export it as a CSV file. Remove the CSV he...
How to drop all user tables?
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I think the script could be dangerous. If you are connected as SYSDBA than it deletes ALL tables of ALL users and also ALL system tables. In practice you delete the whole DB. Be careful!
– Zardo
Jan...
Simulate CREATE DATABASE IF NOT EXISTS for PostgreSQL?
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Worked like a charm, used within an init.sql script inside Docker container. Thanks!
– Micheal J. Roberts
May 3 '19 at 8:01
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How to find largest objects in a SQL Server database?
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I've been using this SQL script (which I got from someone, somewhere - can't reconstruct who it came from) for ages and it's helped me quite a bit understanding and determining the size of indices and tables:
SELECT
t.name AS TableName,
i.n...
What REALLY happens when you don't free after malloc?
...stem once the process exits.
Source: Allocation and GC Myths (PostScript alert!)
Allocation Myth 4: Non-garbage-collected programs
should always deallocate all memory
they allocate.
The Truth: Omitted
deallocations in frequently executed
code cause growing leaks. They are
rarel...
How can I view all historical changes to a file in SVN
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Batch file version of this script, fwiw.
– ladenedge
Apr 19 '11 at 19:23
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Specify an SSH key for git push for a given domain
...ilar to sinelaw's answer but using this method instead of having to create scripts somewhere.
– Inigo
May 17 at 14:43
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How can I run PowerShell with the .NET 4 runtime?
I am updating a PowerShell script that manages some .NET assemblies. The script was written for assemblies built against .NET 2 (the same version of the framework that PowerShell runs with), but now needs to work with .NET 4 assemblies as well as .NET 2 assemblies.
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How to check size of a file using Bash?
I've got a script that checks for 0-size, but I thought there must be an easier way to check for file sizes instead. I.e. file.txt is normally 100k; how to make a script check if it is less than 90k (including 0), and make it do wget a new copy because the file is corrupt in this case.
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What does “rc” mean in dot files
...he ‘rc’ suffix goes back to Unix's grandparent, CTSS. It had a command-script feature called "runcom". Early Unixes used ‘rc’ for the name of the operating system's boot script, as a tribute to CTSS runcom.
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