Package com.illumon.iris.db.util.schemas

Class SchemaFromCsv

java.lang.Object

com.illumon.iris.db.util.schemas.SchemaFromCsv

public class SchemaFromCsv
extends Object

A utility to read CSV files of table metadata and create schemas based on them. The CSV must contain columns specifying column names and data types, similar to the Table produced by Table.view()

Constructor Summary

Constructors

Constructor	Description
SchemaFromCsv()

Method Summary

Modifier and Type	Method	Description
static void	createAndWriteSchemas(Stream<SchemaDescriptor> schemas, File outDirectory)
static org.jdom2.Document	generateSchemaElement(SchemaDescriptor schema)
static String	generateSchemaString(SchemaDescriptor schema)	Creates a String of Table schema XML with partitioning and merge information.
static String	getLoggerPathAddition(String prefix)
static String	getStructPathAddition(String prefix)
static void	main(String[] args)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SchemaFromCsv

public SchemaFromCsv()

Method Details

main

public static void main(String[] args)
                 throws org.apache.commons.cli.ParseException,
IOException

Throws:

org.apache.commons.cli.ParseException

IOException

createAndWriteSchemas

public static void createAndWriteSchemas(Stream<SchemaDescriptor> schemas,
 File outDirectory)
                                  throws IOException

Throws:

IOException

getLoggerPathAddition

public static String getLoggerPathAddition(String prefix)

getStructPathAddition

public static String getStructPathAddition(String prefix)

generateSchemaString

public static String generateSchemaString(SchemaDescriptor schema)

Creates a String of Table schema XML with partitioning and merge information.

Parameters:

schema - A SchemaDescriptor that represents the layout of a Deephaven Table

Returns:

A string of XML that can be used for a .schema file for the Table

generateSchemaElement

public static org.jdom2.Document generateSchemaElement(SchemaDescriptor schema)