大约有 43,000 项符合查询结果(耗时:0.0486秒) [XML]

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How to select the last record of a table in SQL?

This is a sample code to select all records from a table. Can someone show me how to select the last record of that table? ...
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Stock ticker symbol lookup API [closed]

... hey is it possible to use wild char in the query? tried % and * but no luck... – NightWolf Jun 20 '11 at 5:22 2 ...
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SQL join: selecting the last records in a one-to-many relationship

... want to get a list of all customers along with their last purchase in one SELECT statement. What is the best practice? Any advice on building indexes? ...
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mysql -> insert into tbl (select from another table) and some default values [duplicate]

As the title says, I am trying to insert into one table selecting values from another table and some default values. 5 Ans...
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Reference alias (calculated in SELECT) in WHERE clause

The calculated value BalanceDue that is set as a variable in the list of selected columns cannot be used in the WHERE clause. ...
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MySQL ON vs USING?

...n tables ON a column, a set of columns and even a condition. For example: SELECT * FROM world.City JOIN world.Country ON (City.CountryCode = Country.Code) WHERE ... USING is useful when both tables share a column of the exact same name on which they join. In this case, one may say: SELECT ... FR...
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?

...'t, then use DISTINCT. GROUP BY in MySQL sorts results. You can even do: SELECT u.profession FROM users u GROUP BY u.profession DESC and get your professions sorted in DESC order. DISTINCT creates a temporary table and uses it for storing duplicates. GROUP BY does the same, but sortes the disti...
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How can I disable the UITableView selection?

When you tap a row in a UITableView , the row is highlighted and selected. Is it possible to disable this so tapping a row does nothing? ...
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Is it possible to center text in select box?

...you could style the dropdown: https://www.filamentgroup.com/lab/jquery-ui-selectmenu-an-aria-accessible-plugin-for-styling-a-html-select.html This plugin hides the select element, and creates span elements etc on the fly to display a custom drop down list style. I'm quite confident you'd be able t...
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Why do I get “unresolved external symbol” errors when using templates? [duplicate]

...ings like basic_string<T> you're only ever going to be using it with char or wchar_t so if putting all the implementation in the header is a concern, instantiating it in the cpp is an option. The code is yours to command, not vice-versa. – shoosh Oct 31 ...