neo4j_import {neo4jshell}

Imports a csv or a compressed file to Neo4J import folder.

Description

Imports a csv or a compressed file to Neo4J import folder.

Usage

neo4j_import(
  local = FALSE,
  con = list(address = NULL, uid = NULL, pwd = NULL),
  source = NULL,
  import_dir = "import",
  unzip_path = "unzip",
  gunzip_path = "gunzip",
  tar_path = "tar"
)

Arguments

local

Logical indicating whether import is to a locally hosted or a remotely hosted server.

con

If remotely hosted server, list containing three objects: address, uid, pwd as character strings providing connection to the Neo4J server. uid and pwd must be for an account on the server with appropriate permissions.

source

Character string of local path to the csv, zip or tar.gz compressed csv file to be imported

import_dir

Character string of full path to the Neo4J import directory

unzip_path

Path to unzip on the local or remote server to be passed to the system command if necessary.

gunzip_path

Path to gunzip on the local or remote server to be passed to the system command following import if necessary.

tar_path

Path to tar on the local or remote server to be passed to the system command following import if necessary.

Value

System messages confirming success or error. zip or tar files will be removed after import and decompression.

Examples

# import zip to local import directory, with zip in the local system PATH variable
write.csv(mtcars, "mtcars.csv")
zip("mtcars.zip", "mtcars.csv")
fs::dir_create("import")
neo4j_import(local = TRUE, source = "mtcars.zip")
fs::file_delete("mtcars.zip")
fs::file_delete("mtcars.csv")
fs::dir_delete("import")