大约有 30,000 项符合查询结果（耗时：0.0300秒） [XML]
Only initializers, entity members, and entity navigation properties are supported
...> o.Paid == false);
return View(debts);
}
That, of course, would mean that you bringing all of the data back to the web server and filtering the data on it. If you want to filter on the DB server, you can create a Calculated Column on the table or use a Stored Procedure.
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Extract value of attribute node via XPath
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//Parent[@id='1']/Children/child/@name
Your original child[@name] means an element child which has an attribute name. You want child/@name.
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PHP/MySQL insert row then get 'id'
...value at the end will be equal to the id of the row where varNumb=1, which means not the id of the last row, but the id of the first row that was added in the last request.
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How to keep onItemSelected from firing off on a newly instantiated Spinner?
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ugh, yeah. Thats what I meant by an inelegant solution. Seems like there must be a better way. Thank you though.
– FauxReal
Apr 1 '10 at 17:54
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Remove Primary Key in MySQL
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what does this mean autoincrement column to be a leftmost part of the PRIMARY KEY. ?
– Arup Rakshit
Sep 23 '13 at 19:38
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SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?
...aster when there are few matches between the two tables, as use of indexes means it doesn't bother reading all the rows on one of the tables. a full outer join must always read all rows in both tables (or the relevant indexes). In the case where indexes are not enough, or an underlying heap has to b...
WaitAll vs WhenAll
...ich represents the action of waiting until everything has completed.
That means that from an async method, you can use:
await Task.WhenAll(tasks);
... which means your method will continue when everything's completed, but you won't tie up a thread to just hang around until that time.
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SQL Server: Get table primary key using sql query [duplicate]
... Note: that you would absolutely have to name your constraint with "PK". I mean that is the convention, but in the real world it's not always the case. But thumbs up.
– Jason Foglia
Jun 27 '18 at 16:37
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How can prepared statements protect from SQL injection attacks?
...eters. Since PREPARE only has session duration, it really looks like it is meant for performance reasons, not for preventing injection via psql scripts. For psql access, could give permissions to stored procedures and bind the parameters within the procs.
– Glenn
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Converting Symbols, Accent Letters to English Alphabet
...essentially unique letters in the alphabet of that language with their own meaning / sound etc.: removing those marks is just the same as replacing random letters in an English word. This is before you even go onto consider the Cyrillic languages and other script based texts such as Arabic, which s...