大约有 47,000 项符合查询结果(耗时:0.0173秒) [XML]

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SQL Server: SELECT only the rows with MAX(DATE)

... If rownumber() over(...) is available for you .... select OrderNO, PartCode, Quantity from (select OrderNO, PartCode, Quantity, row_number() over(partition by OrderNO order by DateEntered desc) as rn from YourTable) a...
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MySQL Insert Where query

...INSERT INTO Users(weight, desiredWeight) VALUES (160,145) INSERT using a SELECT statement INSERT INTO Users(weight, desiredWeight) SELECT weight, desiredWeight FROM AnotherTable WHERE id = 1 share | ...
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Getting value of select (dropdown) before change

The thing I want to achieve is whenever the <select> dropdown is changed I want the value of the dropdown before change. I am using 1.3.2 version of jQuery and using on change event but the value I am getting over there is after change. ...
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getting the ng-object selected with ng-change

Given the following select element 10 Answers 10 ...
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SQL Server 2008: How to query all databases sizes?

... with fs as ( select database_id, type, size * 8.0 / 1024 size from sys.master_files ) select name, (select sum(size) from fs where type = 0 and fs.database_id = db.database_id) DataFileSizeMB, (select sum(size) from fs wh...
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Select row with most recent date per user

... Query: SQLFIDDLEExample SELECT t1.* FROM lms_attendance t1 WHERE t1.time = (SELECT MAX(t2.time) FROM lms_attendance t2 WHERE t2.user = t1.user) Result: | ID | USER | TIME | IO | ---------------------------...
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How can I set the default value for an HTML element?

I thought that adding a "value" attribute set on the <select> element below would cause the <option> containing my provided "value" to be selected by default: ...
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jQuery - select all text from a textarea

...can I make it so when you click inside a textarea, its entire content gets selected? 6 Answers ...
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HTML Form: Select-Option vs Datalist-Option

I was wondering what the differences are between Select-Option and Datalist-Option. Is there any situation in which it would be better to use one or the other? An example of each follows: ...
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How to search a string in multiple files and return the names of files in Powershell?

...location of the files that contain your pattern: Get-ChildItem -Recurse | Select-String "dummy" -List | Select Path share | improve this answer | follow | ...