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R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.
R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.
Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.
>
> ## createTableMixedCaseTest test
> ##
> ##
> ## Assumes that
> ## a) PostgreSQL is running, and
> ## b) the current user can connect
> ## both of which are not viable for release but suitable while we test
> ##
> ## Neil Tiffin, 30 Oct 2009
>
> ## only run this if this env.var is set correctly
> if (Sys.getenv("POSTGRES_USER") != "" & Sys.getenv("POSTGRES_HOST") != "" & Sys.getenv("POSTGRES_DATABASE") != "") {
+
+ ## try to load our module and abort if this fails
+ stopifnot(require(RPostgreSQL))
+
+ ## load the PostgresSQL driver
+ drv <- dbDriver("PostgreSQL")
+
+ ## connect to the default db
+ con <- dbConnect(drv,
+ user=Sys.getenv("POSTGRES_USER"),
+ password=Sys.getenv("POSTGRES_PASSWD"),
+ host=Sys.getenv("POSTGRES_HOST"),
+ dbname=Sys.getenv("POSTGRES_DATABASE"),
+ port=Sys.getenv("POSTGRES_PORT"))
+
+
+
+ res <- dbGetQuery(con, "create table Foo1 (f1 int)")
+ res <- dbGetQuery(con, "create table \"Foo2\" (f1 int)")
+
+ cat("Test should create foo1 and Foo2 tables\n")
+ ## res <- dbGetQuery(con, "SELECT * FROM information_schema.tables WHERE table_schema = 'public'")
+ ## print res
+
+ if (dbExistsTable(con, "Foo1")) {
+ cat("FAIL - Foo1 Table exists.\n")
+ }
+ else {
+ cat("Pass - Foo1 Table does not exist.\n")
+ }
+
+ if (dbExistsTable(con, "foo1")) {
+ cat("Pass - foo1 Table exists.\n")
+ }
+ else {
+ cat("FAIL - foo1 Table does not exist.\n")
+ }
+
+ if (dbExistsTable(con, "Foo2")) {
+ cat("Pass - Foo2 Table exists.\n")
+ }
+ else {
+ cat("FAIL - Foo2 Table does not exist.\n")
+ }
+
+ if (dbExistsTable(con, "foo2")) {
+ cat("FAIL - foo2 Table exists.\n")
+ }
+ else {
+ cat("Pass - foo2 Table does not exist.\n")
+ }
+
+ if (dbExistsTable(con, "\"Foo2\"")) {
+ cat("FAIL - \"Foo2\" Table exists.\n")
+ }
+ else {
+ cat("Pass - \"Foo2\" Table does not exist.\n")
+ }
+
+ if (dbExistsTable(con, "\"foo2\"")) {
+ cat("FAIL - \"foo2\" Table exists.\n")
+ }
+ else {
+ cat("Pass - \"foo2\" Table does not exist.\n")
+ }
+
+ res <- dbGetQuery(con, "drop table Foo1")
+ res <- dbGetQuery(con, "drop table \"Foo2\"")
+ ## and disconnect
+ dbDisconnect(con)
+ }
Loading required package: RPostgreSQL
Loading required package: DBI
Test should create foo1 and Foo2 tables
Pass - Foo1 Table does not exist.
Pass - foo1 Table exists.
Pass - Foo2 Table exists.
Pass - foo2 Table does not exist.
Pass - "Foo2" Table does not exist.
Pass - "foo2" Table does not exist.
[1] TRUE
>
> proc.time()
user system elapsed
0.480 0.034 0.541
|
