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2014 Jul 21
0
Displaying database records returned from postgresql to R through Java
...ostgreSQL) fnct1 <- function() { drv <- dbDriver("PostgreSQL") r <- dbConnect(drv, host='local', port='1234',dbname='db', user='user', password='pwd') rs <- dbSendQuery(r,"select * from table1 where colm1 = 'val1'") temp <- fetch(rs,n=-1) return(temp) } My Java code is : c.parseAndEval("try(source(\"scpt.R\"),silent=TRUE)"); res = c.parseAndEval("try(fnct1(), silent=TRUE)"); System.out.println("table names are:&q...