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MIN/MAX vs ORDER BY and LIMIT
... As a meaningless data point, MIN() took .36s while SORT and LIMIT took .84s against a 106,000 row table on my dev server.
If, however, you're looking at an indexed column, the difference is harder to notice (meaningless data point is 0.00s in both cases). Looking at the output of explain, howeve...
ALTER TABLE, set null in not null column, PostgreSQL 9.1
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Member initialization while using delegated constructor
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edited Aug 30 '12 at 5:34
answered Aug 30 '12 at 4:55
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Why does my application spend 24% of its life doing a null check?
...eading from sequential addresses. The unit of storage for the L1 cache is 64 bytes. Or in other words, once the processor reads one byte, the next 63 are very fast since they'll be present in the cache.
Which makes an array by far the most efficient data structure. Also the reason that the .NET Lis...
Android: “Path for project must have only one segment”
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edited Feb 10 '11 at 18:48
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How to interpret API documentation function parameters?
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How do I temporarily disable triggers in PostgreSQL?
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answered Sep 10 '13 at 2:49
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Argparse: Required arguments listed under “optional arguments”?
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What's the difference between the four File Results in ASP.NET MVC
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WPF Bind to itself
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Short answer:{Binding} is not a shortcut for "binding to itself" (in the sense of RelativeSourc...