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Re: [67cat][other] DB Explorer bug + fix

by Michel Graciano :: Rate this Message:

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Hi Daniel,
there is issue filed for this behaviour? Please, if not, file an issue against it, attach the patch and we can track it by NetFIX [1] program and your patch could be integrated as soon as it is reviewed.

Regards
[1] http://wiki.netbeans.org/NetFIX

On Thu, Jun 25, 2009 at 6:05 PM, Daniel Sheppard <choc_dan@...> wrote:
I have discovered a bug in the database explorer and I believe that I now have a fix for it.

Opening up a SQLServer database connection in the database explorer presents the users with a list of all catalogs on that server under which may be any number of schemas.  The catalog and schema that was specified with the connection acts as a default and it shown in bold.  Right-clicking a table in the database explorer lets the user view the contents of the table (via "View data...".  This fails for non-default catalogs because netbeans never qualifies the table name with the catalog.  The catalog can be pre-pended to the table name in the SQL editor to retrieve the table contents.

At this point I should note that netbeans always prepends the table name with the schema even when it is not needed.  Moreover the code contains a hack so that if the database variant (such as MySQL) does not have a schema then the catalog is always prepended, thereby ensuring that table data can always be retrieved against MySQL.  That the schema is always pre-pended is however due to some incorrect code as the logic in the NB code suggests that it should only be conditionally pre-pended!


I have fixed the above problems in my check-out of the development version of NB (last updated yesterday).  The fix is in a single small Java class and so should be fairly straightforward to review.  I need a final test against SQLServer before I am completely satisfied with it, which I can do when I get into work on Monday.  But what next?  My understanding is that there is no longer a team developing the database functionality.  So is there anyone who would verify and apply the fix?

Daniel Sheppard



PS: By way of illustration using the sakila sample database (aka catalog), NB gives

select * from sakila.city

when all that is needed is

select * from city



--
Michel Graciano
Summa Technologies do Brasil Ltda.
http://www.michelgraciano.com
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