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Published on 2009-07-14T09:43:56Z
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Cant add foreign key constraint in sqlite ...........
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I followed the instructions in the documentation:
Scenario 1: Version Independent (does not use the Global Assembly Cache)
This method allows you to drop any new
version of the System.Data.SQLite.DLL
into your application's folder and use
it without any code modifications or
recompiling…
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Which is the better choice out of dotConnect or "sqlite.phxsoftware.com" for using Entity Framework with SQLite (in C#)?
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I've followed the instructions given here for introducing an existing SQLite database to your Android app.
When I query the table "android_metadata" this is fine. But when I run a similar query on my own table "words" (which has _id for primary integer key) I get a table does not exist exception…
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Im getting a database is locked (code 5) in my ListActivity the code works in the other versions of the Emulator but fails in the 4.1 version of the emulator
E/SQLiteLog( 2132): (5) database is locked
E/SQLiteDatabase( 2132): Failed to open database '/data/data/id.online.mydroid/databases/geo…
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How to read data from the assets folder sqlite database file with .sqlite extension in my android application?
Thanks
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If a django model contains a foreign key field, and if that field is shown in list mode, then it shows up as text, instead of displaying a link to the foreign object.
Is it possible to automatically display all foreign keys as links instead of flat text?
(of course it is possible to do that on a…
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Hey guys,
I got 2 tables in my database: user and call. User exists of 3 fields: id, name, number and call : id, 'source', 'destination', 'referred', date.
I need to monitor calls in my app. The 3 ' ' fields above are actually userid numbers.
now i'm wondering, can i make those 3 field foreign…
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I have table A with a primary id,
a table B with a primary key id also and another
table C with a primary key id and rows Aid and Bid where Aid and Bid are foreign keys of C and the primary keys of A and B respectively.
One way of populating these DB would be populating table A, table B and table…
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Hello, I'm new to Ruby on Rails (I know Ruby just decently though) and looking at the Migration tools, it sounds really awesome. Database schemas can finally (easily) go in source control.
Now my problem with it. When using Postgres as the database, it does not setup foreign keys. I would like the…
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Hi everyone!
Doing my first tryouts with foreign keys in a mySQL database and are trying to do a insert, that fails for this reason: Integrity constraint violation: 1452 Cannot add or update a child row: a foreign key constraint fails
Does this mean that foreign keys restrict INSERTS as well as…
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