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Update multiple rows in same query using PostgreSQL
...izable:
update test as t set
column_a = c.column_a
from (values
('123', 1),
('345', 2)
) as c(column_b, column_a)
where c.column_b = t.column_b;
You can add as many columns as you like:
update test as t set
column_a = c.column_a,
column_c = c.column_c
from (values
('12...
How do I find the last occurrence of a substring in an NSString?
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outisoutis
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Find mouse position relative to element
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edited Aug 12 at 22:17
Jeff Ward
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Selecting an element in iFrame jQuery
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edited May 23 '17 at 12:10
Community♦
111 silver badge
answered Jun 11 '11 at 16:18
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ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()
... Edwin DalorzoEdwin Dalorzo
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9
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java SSL and cert keystore
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112
System.setProperty("javax.net.ssl.trustStore", path_to_your_jks_file);
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Creating an empty Pandas DataFrame, then filling it?
...index=index, columns=columns)
In [11]: df
Out[11]:
A B C
2012-11-29 0 0 0
2012-11-30 1 1 1
2012-12-01 2 2 2
2012-12-02 3 3 3
2012-12-03 4 4 4
2012-12-04 5 5 5
2012-12-05 6 6 6
2012-12-06 7 7 7
2012-12-07 8 8 8
2012-12-08 9 9 9
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Why does Unicorn need to be deployed together with Nginx?
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answered Jan 5 '12 at 9:07
PratikPratik
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Can you use hash navigation without affecting history?
...ll preserve them.
– tedders
Jan 17 '12 at 16:00
7
Seconding this method, much cleaner, wish it wa...