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Reference alias (calculated in SELECT) in WHERE clause
...ultiple times, please post the more complex query and the plans.
Here are 5 example queries that all yield the exact same execution plan:
SELECT LEN(name) + column_id AS x
FROM sys.all_columns
WHERE LEN(name) + column_id > 30;
SELECT x FROM (
SELECT LEN(name) + column_id AS x
FROM sys.all_colu...
Evaluate if list is empty JSTL
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245
empty is an operator:
The empty operator is a prefix operation that can be used to determine...
How to set headers in http get request?
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edited Aug 5 '13 at 12:09
answered Oct 12 '12 at 17:36
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JavaScript regex multiline flag doesn't work
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5 Answers
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Active
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How to round float numbers in javascript?
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555
Number((6.688689).toFixed(1)); // 6.7
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How to disable the application pool idle time-out in IIS7?
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185
Yes, setting the idle timeout value to zero will disable idle timeouts.
Oddly this isn't docume...
SQL: How to get the count of each distinct value in a column?
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5
"That is, the ANSI standard recognises it as bleeding obvious what you mean. COUNT(1) has been optimised out by RDBMS vendors because of thi...
Merge cells using EPPlus?
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165
You have to use it like this:
ws.Cells["A1:C1"].Merge = true;
instead of:
using (ExcelRange ...
Accessing the index in 'for' loops?
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+500
Using an additional state variable, such as an index variable (which you would normally use in languages such as C or PHP), is consi...
TypeScript or JavaScript type casting
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answered Nov 3 '12 at 5:53
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