public class Parquet
extends java.lang.Object
| Modifier and Type | Method and Description |
|---|---|
static smile.data.DataFrame |
read(org.apache.parquet.io.InputFile file)
Reads a parquet file.
|
static smile.data.DataFrame |
read(org.apache.parquet.io.InputFile file,
int limit)
Reads a limited number of records from a parquet file.
|
static smile.data.DataFrame |
read(java.nio.file.Path path)
Reads a local parquet file.
|
static smile.data.DataFrame |
read(java.nio.file.Path path,
int limit)
Reads a local parquet file.
|
static smile.data.DataFrame |
read(java.lang.String path)
Reads a HDFS parquet file.
|
static smile.data.DataFrame |
read(java.lang.String path,
int limit)
Reads a HDFS parquet file.
|
public static smile.data.DataFrame read(java.nio.file.Path path)
throws java.io.IOException
path - an Apache Parquet file path.java.io.IOExceptionpublic static smile.data.DataFrame read(java.nio.file.Path path,
int limit)
throws java.io.IOException
path - an Apache Parquet file path.limit - reads a limited number of records.java.io.IOExceptionpublic static smile.data.DataFrame read(java.lang.String path)
throws java.io.IOException,
java.net.URISyntaxException
path - an Apache Parquet file path.java.io.IOExceptionjava.net.URISyntaxExceptionpublic static smile.data.DataFrame read(java.lang.String path,
int limit)
throws java.io.IOException,
java.net.URISyntaxException
path - an Apache Parquet file path.limit - reads a limited number of records.java.io.IOExceptionjava.net.URISyntaxExceptionpublic static smile.data.DataFrame read(org.apache.parquet.io.InputFile file)
throws java.io.IOException
file - an interface with the methods needed by Parquet
to read data files. See HadoopInputFile for example.java.io.IOExceptionpublic static smile.data.DataFrame read(org.apache.parquet.io.InputFile file,
int limit)
throws java.io.IOException
file - an interface with the methods needed by Parquet
to read data files. See HadoopInputFile for example.limit - reads a limited number of records.java.io.IOException