Displaying 5 results from an estimated 5 matches similar to: "RODBC and Oracle"
2014 Jul 02
1
parLapply on sqlQuery (from package RODBC)
R Version : 2.14.1 x64
Running on Windows 7
Connecting to a database on a remote Microsoft SQL Server 2012
The short form of my problem is the following.
I have an unordered vectors of names, say:
names<-c("A", "B", "A", "C","C")
each of which have an id in a table in my db. I need to convert the names to their corresponding ids.
I
2001 Aug 31
1
RODBC SQLSave
I am having the following problem with RODBC
I connect to an oracle 8i (8.1.7) database using RODBC as follows;
dbConn <-
odbcConnect("mydatabase","myuserid","mypassword",case="oracle")
Then I extract some data, actually a whole table;
orgdata <- sqlQuery(dbConn, "select * from organism", na.strings = "NA")
Then I try to save it
2008 Dec 13
2
how to import a dump .sql file in a rake task
I have a dump of some tables to be filled when the app is setup
''.../db/dataset/regions_dpt_cities_codes.sql''
I would like to execute a task similar to the >mysql source
<dump_file>
like :
ActiveRecord::Base.connection.execute("source #{path};") (which
doesn''t run fine, of course....
is it possible in a rake task ? if yes, any suggestion ?
2005 Jul 07
8
Mass mail performance
How does Action Mailer perform when sending out say 3,000 emails? I
know the answer will have a lot to do with the hardware, but in general,
is Action Mailer up to the task of completing an operation like this in
reasonable time?
2005 Oct 02
11
Repeated attacks via SSH
Everyone:
We're starting to see a rash of password guessing attacks via SSH
on all of our exposed BSD servers which are running an SSH daemon.
They're coming from multiple addresses, which makes us suspect that
they're being carried out by a network of "bots" rather than a single attacker.
But wait... there's more. The interesting thing about these attacks
is that