[R] sqldf package: using variables in where condition

Gabor Grothendieck ggrothendieck at gmail.com
Mon Jan 14 16:21:36 CET 2013

On Mon, Jan 14, 2013 at 8:36 AM, Ravi Sreedhar <ravishree51 at hotmail.com> wrote:
> Sent from my iPhone
> On Jan 13, 2013, at 9:47 PM, ravsre <ravishree51 at hotmail.com> wrote:
>> I am trying to use the sqldf package to create independent data frames from a
>> master dataframe.
>> I want to use sqldf package and perform a simple select statement. However,
>> what  I want to do is to create a loop and repeatedly send a variable to the
>> where clause condition such as a: select * from mydfrm where Symbol =
>> list[i]
>> The 'list' is another data frame with a single column with 15 values.  All I
>> what to do is to create loop for i in 1:15 and pass on into the select
>> statement as list[1], list[2 }..tile list[15]
>> Can someone help since, I am unable to reference the element location  as
>> variable in the sqldf function?

See Example 5 on the sqldf home page.

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