Displaying 20 results from an estimated 50000 matches similar to: "Testing find_by_sql"
2007 Oct 15
3
NoMethodError
Hi to all!!
I am new to ruby. I am trying to write a program to fetch the data from
Database and written the data using pagination. I could get the data
from DB. but pagination is not working. When i see the log file it is
showing the following error.
NoMethodError: undefined method ''paginatior'' #<Hash...>
my pginate.rb and pagination.rb files are not in the same folder
2007 Jan 20
2
find_by_sql with named parameterized sql
I tried to use named parameters in my SQL query , using find_by_sql
Order.find_by_sql ([select * from orders where amount > ? and quantity >
?", [ @amount, @quantity ] works;..
but
Order.find_by_sql ([select * from orders where amount > :amount and
quantity > :quantity ", [ :amount => @amt, :quantity => @qty ] is not
working
a I wrong or should I use a plain select
2006 Sep 01
3
find_by_sql with :include?
When you use find, you can include related objects with include so that
both objects get instantiated in the results, e.g. Foo.find(:all,
:include => :bar).
But when you use find_by_sql, is there a way to do this? You could
definitely write the find_by_sql SQL to join Foo and Bar tables:
Foo.find_by_sql("SELECT foo.*, bar.* from foo, bar where foo.bar_id =
bar.id")
But is there a
2006 Oct 02
2
when to use find_by_sql
I have a bunch of queries to compute some counters, like
find_by_sql(<<-SQL
SELECT p.*, c.nfavourites
FROM people p, (
SELECT fp.person_id, COUNT(fp.user_id) as nfavourites
FROM favourite_people fp, users u
WHERE fp.user_id = u.id
AND u.cluster = ''#{in_cluster_of_user.cluster}''
GROUP BY fp.person_id
) as c
WHERE
2008 May 30
9
find_by_sql without a model? how to do this?
Hi,
I''d like to do a "find_by_sql" without a model (e.g. <model
name>.find_by_sql("...")) as the results I get back are a once off special,
and I''m happy to handle them as an array. How do I do this?
"ActiveRecord::Base.find_by_sql(...)" does not seem to work?
Background - At the moment I''m doing within a model <model_name>,
2007 Aug 14
1
find_by_sql vs connection.select_all
I was trying to do SUM based mySQL query simliar to the following:
SELECT SUM(updated_on - created_on) AS total from signups
If I were to run this command in the mySQL console I would get a
result. However, if I were to run it using the following command in
Rails:
Signup.find_by_sql("SELECT SUM(updated_on - created_on) AS total from
signups")
The query that is written to the log is:
2008 Jun 23
1
Find_by_sql Doesn't Return Attributes?
My find_by_sql is not returning attributes of the calling model class.
Thermo.find_by_sql("SELECT COUNT(*) FROM thermo WHERE thermo_loc =
''back'' GROUP BY DAYOFWEEK(time_on) ASC")
# ==> [#<Thermo >, #<Thermo >, #<Thermo >, #<Thermo >, #<Thermo >,
#<Thermo >, #<Thermo >]
The sql is fine and when I checked it in a mysql
2009 Apr 11
6
Inserting data from 1 table to another by using find_by_sql
Hi All,
I am inserting data from one table to another by using following method
@data=RoyaltyReportFiles.find_by_sql("insert into royalty_reports
(artist_name, album_name) select artist_name, album_name from
temp_royalty_reports where id=328417")
it saves the data into royalty_reports table but it gives following
error and application crashes. i am using rails 1.2.5
You have a nil
2008 Sep 23
3
Finding distinct months using find_by_sql
Hello,
I''m wondering if someone might be able to offer me a solution to the
following problem that has so far stumped me.
I''m trying to get the distinct months (and years) from a date field to
display as a list in a view. For example, there might be a number of
records stored with dates in the table ''headlines'':
name date
record1 21-09-2008
record2
2008 Jun 26
9
find_by_sql + Join + Rails 2
Hello
I have write a code to select data from two tables (T1,T2) but the
problem is
@tables= T1.find_by_sql("select T1.*,T2.* from T1inner join T2on
T1.followup_id = T2.id where followups.userid = ''41'' ")
THe problem all values that is returned from running only T1
variables,why?
Where are T2 variables??
--
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2007 Nov 15
4
Using .find_by_sql for database/admin queries
I want to create an internal admin view to display the output of "show
variables" from mysql. What''s the best approach do this?
For example, I''m doing something like this:
@variables = ActiveRecord::Base.find_by_sql "show variables;"
Then, I get stuff like this back (227 elements in @variables) in
script/console:
>> @variables[0]
=>
2008 Aug 27
11
find_by_sql and xml_serializer problems
Hi,
I''m doing a find_by_sql and am getting an odd error when trying to
render the result to xml.
The find is:
children_list = find_by_sql("SELECT components.componentid,
components.logicalname, versions.level, versions.branch,
versions.sequence FROM components, versions where
components.componentid = ''" + component_id + "''" + " AND
2011 Dec 07
5
Find_by_sql help?
How to make it work with paginator (kaminari)?
MySQL and full text search: Words (id, word)
@words = Word.find_by_sql(["SELECT id, word, MATCH (word) AGAINST (?) AS
Score FROM words WHERE MATCH (word) AGAINST (?) ORDER BY Score Desc,
word!=?", params[:search],params[:search],params[:search]])
I can''t add .page(params[:page]).per(5) to the end of "find_by_sql()" so
2007 Nov 30
2
find_by_sql preformance problems when ordering data
Hi,
I am bumping into a small problem I was hoping someone could send me in
the right direction on.
I''m counting votes from a votes table to try to find the top ten videos.
The following works really well, until I try to order it. It would seem
that the order by is adding a 26 second delay, which surprised me since
it was all done in sql. I revised the process to sort and publish on
2009 Jul 23
1
How can I paginate records find by using find_by_sql
Hello everyone,
I forced to use @user = User.find_by_sql sql_query in a particular
situation in my project. Now I want to paginate the records. How can I
paginate the records?
Please help me.
Thanks in advance
--
Posted via http://www.ruby-forum.com/.
2006 May 23
3
Pagination problem
hi everybody,
i am new to rails..
plz clear my doubt...
this is my question
In my table(public_topics), i have 11 rows of data..
whenever i run the following view, it shows the entire rows in the
current page..
and i have set the '':per_page'' option to ''2''.so it must show two data
per page..but it shows all the rows in a single page..and this case
continue
2006 Jan 27
5
Newbie:Adding a new Table-Strange Error
Hi Everybody,
I am a newbie in this list so please forgive me if this is a lengthy
message.
Currently I am working on a project at my work place that includes
viewing some oracle tables(I do not have control over to rewrite the
tables) and searching the tables based on a given criteria with Rails.
Up untill now everything was working great. The database consists of a
lot of tables but I was
2010 May 07
1
undefined method 'find_by_sql'
Why would I get an undefined method `find_by_sql'' for #Example:
0x981a4e4> for error when trying to use the find_by_sql method in my
model?
def init_dictionaries
tables = find_by_sql( "SHOW TABLES FROM thesaurus" )
@@tables = tables.collect{ |t| t.Tables_in_thesaurus }
end
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2006 Jan 30
9
error when adding a new table to the existing application
Deniz wrote:
> Hi Everybody,
> I am a newbie in this list so please forgive me if this is a lengthy
> message.
> Currently I am working on a project at my work place that includes
> viewing some oracle tables(I do not have control over to rewrite the
> tables) and searching the tables based on a given criteria with Rails.
> Up untill now everything was working great. The
2006 Jan 26
1
Help constructing a find_by_sql command
Hello all. I am trying to do the equivalent of:
@componentlogs = Componentlog.find(:all,
:conditions => [ "cl_compname like ?", @criteria ],
:offset => offset,
:limit => items_per_page,
:order => "cl_spr DESC" )
in a find_by_sql statement. I cannot use the build in because the
adaptor isn''t quite right (OCI8)
When I use it I get the following error