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Postgresql - change the size of a varchar column to lower length
...ly large table (almost 30 millions rows).
One of its columns is a varchar(255) and I would like to resize it to a varchar(40) .
Basically, I would like to change my column by running the following command:
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How to amend a commit without changing commit message (reusing the previous one)?
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aug
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answered Apr 28 '12 at 16:33
ShaggieShaggie
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Usage of protocols as array types and function parameters in swift
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edited May 23 '17 at 12:34
Community♦
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answered Jul 22 '14 at 14:25
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How do I use Assert to verify that an exception has been thrown?
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Best practices around generating OAuth tokens?
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answered Oct 26 '09 at 19:45
ZZ CoderZZ Coder
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How to trigger jQuery change event in code
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answered Nov 22 '10 at 15:51
John HartsockJohn Hartsock
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Select tableview row programmatically
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Pang
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answered Jan 9 '10 at 22:12
JaanusJaanus
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How to generate javadoc comments in Android Studio
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I can't find any shortcut to generate javadoc comments. But if you type /** before the method de...
Makefile, header dependencies
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edited Nov 11 '12 at 7:39
community wiki
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Can you build dynamic libraries for iOS and load them at runtime?
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edited Aug 29 '14 at 9:20
Rog
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