Create a SparkDataFrame from a JSON file.
read.json.Rd
Loads a JSON file, returning the result as a SparkDataFrame
By default, (JSON Lines text format or newline-delimited JSON
) is supported. For JSON (one record per file), set a named property multiLine
to
TRUE
.
It goes through the entire dataset once to determine the schema.
Arguments
- path
Path of file to read. A vector of multiple paths is allowed.
- ...
additional external data source specific named properties. You can find the JSON-specific options for reading JSON files in https://spark.apache.org/docs/latest/sql-data-sources-json.html#data-source-optionData Source Option in the version you use.
Examples
if (FALSE) {
sparkR.session()
path <- "path/to/file.json"
df <- read.json(path)
df <- read.json(path, multiLine = TRUE)
}