大约有 49,000 项符合查询结果(耗时:0.0292秒) [XML]

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Splitting string into multiple rows in Oracle

... be an improved way (also with regexp and connect by): with temp as ( select 108 Name, 'test' Project, 'Err1, Err2, Err3' Error from dual union all select 109, 'test2', 'Err1' from dual ) select distinct t.name, t.project, trim(regexp_substr(t.error, '[^,]+', 1, levels.column_value...
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MySQL Query to select data from last week?

Hi I have a table with a date field and some other information. I want to select all entries from the past week, (week start from Sunday). ...
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How do I do top 1 in Oracle?

... If you want just a first selected row, you can: select fname from MyTbl where rownum = 1 You can also use analytic functions to order and take the top x: select max(fname) over (rank() order by some_factor) from MyTbl ...
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How to get a float result by dividing two integer values using T-SQL?

...s or parameters which are integers, you can cast them to be floats first: SELECT CAST(1 AS float) / CAST(3 AS float) or SELECT CAST(MyIntField1 AS float) / CAST(MyIntField2 AS float) share | i...
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Get record counts for all tables in MySQL database

...get the count of rows in all tables in a MySQL database without running a SELECT count() on each table? 19 Answers ...
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Oracle SQL Query for listing all Schemas in a DB

... Using sqlplus sqlplus / as sysdba run: SELECT * FROM dba_users Should you only want the usernames do the following: SELECT username FROM dba_users share | ...
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Combining “LIKE” and “IN” for SQL Server [duplicate]

... Effectively, the IN statement creates a series of OR statements... so SELECT * FROM table WHERE column IN (1, 2, 3) Is effectively SELECT * FROM table WHERE column = 1 OR column = 2 OR column = 3 And sadly, that is the route you'll have to take with your LIKE statements SELECT * FROM tabl...
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Get the Highlighted/Selected text

... Getting the text the user has selected is relatively simple. There's no benefit to be gained by involving jQuery since you need nothing other than the window and document objects. function getSelectionText() { var text = ""; if (window.getSelecti...
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UIButton: set image for selected-highlighted state

I set an images for button's states Normal,Highlighted and Selected, but when the button in selected state and I press/highlight it I didn't see my highlighted image but just grayed picture. Is it possible to set an image for highlighted state when the button selected? ...
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Split function equivalent in T-SQL?

...AR(2048) = 'Mike/John/Miko/Matt'; DECLARE CaracString NVARCHAR(1) = '/'; SELECT * FROM dbo.FnSplitString (VarString, CaracString) – fernando yevenes Feb 8 '19 at 15:57 ad...