#
require("RPostgreSQL")
require(forecast)
require("tsoutliers")
require(ggplot2)
require("tsintermittent")
library("doParallel")
library("foreach")
drv <- dbDriver("PostgreSQL")
con <- dbConnect(drv, dbname = "Atotech",
host = "axialyzeproduction.c5drkcatbgmm.eu-central-1.rds.amazonaws.com", port = 8080,
user = "aXialyze", password = "aXialyze0000")
df <- dbGetQuery(con, "SELECT material, cluster, totalvolume, ts_categorie, sma_only
FROM public.sandop_selection_cluster
where not material || cluster in (select material || geography from fcst_accuracy where fcrun = '20181003-1')
AND not (division = '01' AND cluster = 'China')
order by totalvolume desc" )
#other option df <- dbGetQuery(con, "SELECT material, cluster, lpad(custdfomer_code,10,'0') customer_code, totalvolume, ts_categorie
#FROM public.sandop_selection
#where not material || lpad(customer_code,10,'0') in (select material || left(geography,10) from fcst_accuracy)
#order by totalvolume desc" )
# Calculate the number of cores
no_cores <- detectCores() - 1
run_mat_cust_mm <- function(df, no_cores) {
foreach(i=1:no_cores) %dopar%
{
require("RPostgreSQL")
require(forecast)
require("tsoutliers")
require(ggplot2)
require("tsintermittent")
source('~/aXialyzefcstcontrol/R/main_functions.R')
source('~/aXialyzefcstcontrol/R/material_clusterv2.R')
drv <- dbDriver("PostgreSQL")
con <- dbConnect(drv, dbname = "Atotech",
host = "axialyzeproduction.c5drkcatbgmm.eu-central-1.rds.amazonaws.com", port = 8080,
user = "aXialyze", password = "aXialyze0000")
batchsize <- floor(nrow(df)/no_cores)
startnr <- batchsize*i - batchsize + 1
if(batchsize*(i+1) > nrow(df)){endnr <- nrow(df) }else {endnr <- batchsize*i}
dfall <- df[startnr:endnr, ]
level <- "material_region_Cluster"
fcrun <- "20180831-2"
todate <- "2018-07-31" #parameter for last date of history to take into account
apply(dfall, 1, f_mat_cluster, connection = con, ilevel = level, iYYYY = "YYYY-MM" ,ifreq = 12, "07.2018", TRUE, fcrun, todate)
}}
# Initiate cluster
cl <- makeCluster(no_cores)
doParallel::registerDoParallel(cl)
tryCatch(run_mat_cust_mm(df, no_cores), error = function(e) print(e))
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