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boB Rudis 5 yıl önce
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  1. 26
      R/metis-lite-package.R
  2. 11
      README.Rmd
  3. 12
      README.md
  4. 18
      man/metis.lite.Rd

26
R/metis-lite-package.R

@ -5,10 +5,36 @@
#' is included along with an interface to the 'AWS' command-line utility.
#'
#' @name metis.lite
#'
#' @section IMPORTANT:
#'
#' Since R 3.5 (I don't remember this happening in R 3.4.x) signals sent from interrupting
#' Athena JDBC calls crash the R #' interpreter. You need to set the `-Xrs` option to avoid
#' signals being passed on to the JVM owner. That has to be done _#' before_ `rJava` is
#' loaded so you either need to remember to put it at the top of all scripts _or_ stick this
#' in your local #' `~/.Rprofile` and/or sitewide `Rprofile`:
#'
#'
#' @section IMPORTANT:
#'
#' Since R 3.5 (I don't remember this happening in R 3.4.x) signals sent from interrupting
#' Athena JDBC calls crash the R #' interpreter. You need to set the `-Xrs` option to avoid
#' signals being passed on to the JVM owner. That has to be done _#' before_ `rJava` is
#' loaded so you either need to remember to put it at the top of all scripts _or_ stick this
#' in your local #' `~/.Rprofile` and/or sitewide `Rprofile`:
#'
#'
#' if (!grepl("-Xrs", getOption("java.parameters", ""))) {
#' options(
#' "java.parameters" = c(getOption("java.parameters", default = NULL), "-Xrs")
#' )
#' }
#'
#' @encoding UTF-8
#' @docType package
#' @author Bob Rudis (bob@@rud.is)
#' @import RJDBC
#' @keywords internal
#' @import DBI
#' @import dplyr
#' @importFrom jsonlite fromJSON

11
README.Rmd

@ -24,6 +24,17 @@ NOTE that the updated driver *REQUIRES JDK 1.8+*.
See the **Usage** section for an example.
## IMPORTANT
Since R 3.5 (I don't remember this happening in R 3.4.x) signals sent from interrupting Athena JDBC calls crash the R interpreter. You need to set the `-Xrs` option to avoid signals being passed on to the JVM owner. That has to be done _before_ `rJava` is loaded so you either need to remember to put it at the top of all scripts _or_ stick this in your local `~/.Rprofile` and/or sitewide `Rprofile`:
```r
if (!grepl("-Xrs", getOption("java.parameters", ""))) {
options(
"java.parameters" = c(getOption("java.parameters", default = NULL), "-Xrs")
)
}
```
## What's Inside The Tin?
The following functions are implemented:

12
README.md

@ -25,6 +25,18 @@ NOTE that the updated driver *REQUIRES JDK 1.8+*.
See the **Usage** section for an example.
## IMPORTANT
Since R 3.5 (I don't remember this happening in R 3.4.x) signals sent from interrupting Athena JDBC calls crash the R interpreter. You need to set the `-Xrs` option to avoid signals being passed on to the JVM owner. That has to be done _before_ `rJava` is loaded so you either need to remember to put it at the top of all scripts _or_ stick this in your local `~/.Rprofile` and/or sitewide `Rprofile`:
```r
if (!grepl("-Xrs", getOption("java.parameters", ""))) {
options(
"java.parameters" = c(getOption("java.parameters", default = NULL), "-Xrs")
)
}
```
## What’s Inside The Tin?
The following functions are implemented:

18
man/metis.lite.Rd

@ -11,6 +11,24 @@ Methods are provides to connect to 'Amazon' 'Athena', lookup schemas/tables,
perform queries and retrieve query results. A lightweight 'RJDBC' implementation
is included along with an interface to the 'AWS' command-line utility.
}
\section{IMPORTANT}{
Since R 3.5 (I don't remember this happening in R 3.4.x) signals sent from interrupting
Athena JDBC calls crash the R #' interpreter. You need to set the `-Xrs` option to avoid
signals being passed on to the JVM owner. That has to be done _#' before_ `rJava` is
loaded so you either need to remember to put it at the top of all scripts _or_ stick this
in your local #' `~/.Rprofile` and/or sitewide `Rprofile`:
if (!grepl("-Xrs", getOption("java.parameters", ""))) {
options(
"java.parameters" = c(getOption("java.parameters", default = NULL), "-Xrs")
)
}
}
\author{
Bob Rudis (bob@rud.is)
}
\keyword{internal}

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