大约有 44,000 项符合查询结果(耗时:0.0310秒) [XML]

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How to execute raw SQL in Flask-SQLAlchemy app

...xecute("<sql here>") or: from sqlalchemy import text sql = text('select name from penguins') result = db.engine.execute(sql) names = [row[0] for row in result] print names share | improve...
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How to change column order in a table using sql query in sql server 2005?

... to look at the data in a table with a given column order when you make a "SELECT *". I'm a developer and do this kind of queries all the time. You can spare some time with a good pre-defined column order. From any other standpoint, of course, it has no sense: nothing should depend on the column ord...
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How do I check if a SQL Server text column is empty?

... Actually, you just have to use the LIKE operator. SELECT * FROM mytable WHERE mytextfield LIKE '' share | improve this answer | follow ...
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Oracle: If Table Exists

... declare c int; begin select count(*) into c from user_tables where table_name = upper('table_name'); if c = 1 then execute immediate 'drop table table_name'; end if; end; That's for checking whether a table in the current schema exi...
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Intellij IDEA: Hotkey for “scroll from source”

... In the latest IntelliJ IDEA, there is a keymap entry called "Select in Project View" with no default shortcut. Just add a shortcut key to it. No need for a plugin. share | improve thi...
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Eclipse git checkout (aka, revert)

...ing" view, right click the deleted file in the "Unstaged Changes" list and select "Replace with HEAD Revision" – Vlasta Dolejs Sep 5 '17 at 8:03 add a comment ...
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How to get a list of column names on Sqlite3 database?

... but you can't select from that table. It's just plain annoying. I'm trying something like this... but it don't work create temporary table TmpCols (cid integer, name text, type text, nn bit, dflt_value, pk bit); .mode insert TmpCols .out...
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Visual Studio 2010 IntelliSense doesn't select a default value - it just marks it

... I had the same problem, but find pressing TAB always selects the default selection. share | improve this answer | follow | ...
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postgres default timezone

... Choose a timezone from: SELECT * FROM pg_timezone_names; And set as below given example: ALTER DATABASE postgres SET timezone TO 'Europe/Berlin'; Use your DB name in place of postgres in above statement. ...
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Make Visual Studio understand CamelCase when hitting Ctrl and cursor keys

... Is there an option, to select the whole word, even if CameHumps is on? At the moment I have to press right or left several times to select a word. I hope you get me. – Ozkan Oct 7 '16 at 14:01 ...