大约有 43,000 项符合查询结果(耗时:0.0361秒) [XML]

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How do I escape a reserved word in Oracle?

In TSQL I could use something like Select [table] from tablename to select a column named "table". 5 Answers ...
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SQL Server Linked Server Example Query

...a Linked Server in SSMS Object Explorer, right-click, and Script Table as, SELECT To, and New Query Editor Window. The resulting SELECT statement will include the correct, fully-qualified path to the table. I had a mystery database qualifier in working with Sybase and this gave me the correct name. ...
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List of tables, db schema, dump etc using the Python sqlite3 API

....tab job snmptarget t1 t2 t3 sqlite> select name from sqlite_master where type = 'table'; job t1 t2 snmptarget t3 sqlite> .schema job CREATE TABLE job ( id INTEGER PRIMARY KEY, data VARCHAR ); sqlite> select sql from sqlite_master where type = 'ta...
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How to get a list of MySQL views?

...to leave the "IN database_name" away if you look for view in the currently selected DB. – kraftb Jun 2 '15 at 17:11 To...
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How to get the next auto-increment id in mysql

... You can use SELECT AUTO_INCREMENT FROM information_schema.tables WHERE table_name = 'table_name' AND table_schema = DATABASE( ) ; or if you do not wish to use information_schema you can use this SHOW TABLE STATUS LIKE 'table_name' ...
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Replacement for “rename” in dplyr

... The next version of dplyr will support an improved version of select that also incorporates renaming: > mtcars2 <- select( mtcars, disp2 = disp ) > head( mtcars2 ) disp2 Mazda RX4 160 Mazda RX4 Wag 160 Datsun 710 108 Hornet 4 Drive 258 H...
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Restful way for deleting a bunch of items

...away with the javascript confirm on the same page, and instead, create the selection and redirect to it, showing a confirm message on that page. In other words: From: http://example.com/resources/ do a POST with a selection of the ID's to: http://example.com/resources/selections which, if succes...
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What is causing this ActiveRecord::ReadOnlyRecord error?

...s automatically inferred only if :joins was specified without an explicit :select nor an explicit (or finder-scope-inherited) :readonly option (see the implementation of set_readonly_option! in active_record/base.rb for Rails 2.3.4, or the implementation of to_a in active_record/relation.rb and of c...
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Why does the jquery change event not trigger when I set the value of a select using val()?

... not being run when the value is set by val() , but it does run when user selects a value with their mouse. Why is this? 9...
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“Unresolved inclusion” error with Eclipse CDT for C standard library headers

...lipse, you open the Properties of your project, expand "C/C++ General" and select "Paths and Symbols". Make sure you have added the include dir for each language you are using. (In my case, I needed to just add it to GNU C++.) ...