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-rw-r--r--R/mlpdb.R29
1 files changed, 29 insertions, 0 deletions
diff --git a/R/mlpdb.R b/R/mlpdb.R
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+++ b/R/mlpdb.R
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+library(RPostgreSQL)
+drv <- dbDriver("PostgreSQL")
+dbCon <- dbConnect(drv, dbname="mlpdb", user="mlpdb_user", password="Serenitas1",
+ host="debian")
+
+nameToBasketID <- function(name){
+ index <- substr(name, 1, 2)
+ series <- substr(name, 3, nchar(name))
+ sqlstr <- "SELECT max(basketid) from index_desc where Index='%s' and Series=%s"
+ r <- dbGetQuery(dbCon, sprintf(sqlstr, index, series))
+ return(as.integer(r))
+}
+
+cdslist <- function(indexname){
+ basketid <- nameToBasketID(indexname)
+ sqlstr <- "select * from CDS_Issuers where index_list @> '{%s}'"
+ return( dbGetQuery(dbCon, sprintf(sqlstr, basketid)))
+}
+
+arr.convert <- function(arr){
+ return(as.numeric(unlist(lapply(arr, function(x)strsplit(substr(x,2,nchar(x)-1),",",fixed=TRUE)))))
+}
+
+get.indexquotes <- function(indexname, date){
+ r <- dbGetQuery(dbCon, sprintf("select * from curve_quotes('%s', '%s')", indexname, date))
+ r <- data.frame(r[,1], matrix(arr.convert(r[,2]), nrow(r), 8, byrow=T))
+ colnames(r) <- c("ticker", "6m", "1y", "2y", "3y", "4y", "5y", "7y", "10y")
+ return( r )
+}