Package net.tlabs.tablesaw.parquet

Class TablesawParquetReadOptions

java.lang.Object

tech.tablesaw.io.ReadOptions

net.tlabs.tablesaw.parquet.TablesawParquetReadOptions

public class TablesawParquetReadOptions
extends tech.tablesaw.io.ReadOptions

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	TablesawParquetReadOptions.Builder
static class	TablesawParquetReadOptions.ManageGroupsAs
static class	TablesawParquetReadOptions.UnnanotatedBinaryAs

Nested classes/interfaces inherited from class tech.tablesaw.io.ReadOptions

tech.tablesaw.io.ReadOptions.ColumnTypeReadOptions

Field Summary

Fields inherited from class tech.tablesaw.io.ReadOptions

allowDuplicateColumnNames, columnTypeReadOptions, columnTypesToDetect, dateFormat, dateFormatter, dateTimeFormat, dateTimeFormatter, DEFAULT_IGNORE_ZERO_DECIMAL, DEFAULT_SKIP_ROWS_WITH_INVALID_COLUMN_COUNT, EXTENDED_TYPES, header, ignoreZeroDecimal, locale, maxCharsPerColumn, minimizeColumnSizes, missingValueIndicators, sample, skipRowsWithInvalidColumnCount, source, tableName, timeFormat, timeFormatter

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TablesawParquetReadOptions(TablesawParquetReadOptions.Builder builder)

Method Summary

Modifier and Type	Method	Description
static TablesawParquetReadOptions.Builder	builder(File file)
static TablesawParquetReadOptions.Builder	builder(String inputPath)
static TablesawParquetReadOptions.Builder	builder(URL url)
List<String>	getColumns()	Returns the list of column names to read.
String	getInputPath()
TablesawParquetReadOptions.ManageGroupsAs	getManageGroupsAs()
TablesawParquetReadOptions.UnnanotatedBinaryAs	getUnnanotatedBinaryAs()
boolean	hasColumn(String columnName)	Returns whether the given column name must be read.
boolean	isConvertInt96ToTimestamp()
boolean	isFloatColumnTypeUsed()
boolean	isShortColumnTypeUsed()

Methods inherited from class tech.tablesaw.io.ReadOptions

allowDuplicateColumnNames, columnTypeReadOptions, columnTypesToDetect, dateFormatter, dateTimeFormatter, header, ignoreZeroDecimal, locale, minimizeColumnSizes, missingValueIndicators, sample, skipRowsWithInvalidColumnCount, source, tableName, timeFormatter

Methods inherited from class java.lang.Object

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

Constructor Detail

TablesawParquetReadOptions

protected TablesawParquetReadOptions(TablesawParquetReadOptions.Builder builder)

Method Detail

isShortColumnTypeUsed

public boolean isShortColumnTypeUsed()

isFloatColumnTypeUsed

public boolean isFloatColumnTypeUsed()

isConvertInt96ToTimestamp

public boolean isConvertInt96ToTimestamp()

getUnnanotatedBinaryAs

public TablesawParquetReadOptions.UnnanotatedBinaryAs getUnnanotatedBinaryAs()

getManageGroupsAs

public TablesawParquetReadOptions.ManageGroupsAs getManageGroupsAs()

getColumns

public List<String> getColumns()

Returns the list of column names to read. An empty list means to read all columns.

Returns:

Immutable list of column names to read.

hasColumn

public boolean hasColumn(String columnName)

Returns whether the given column name must be read.

Parameters:

columnName - the column name

Returns:

true if the column must be read, false otherwise.

getInputPath

public String getInputPath()

builder

public static TablesawParquetReadOptions.Builder builder(File file)

builder

public static TablesawParquetReadOptions.Builder builder(String inputPath)

builder

public static TablesawParquetReadOptions.Builder builder(URL url)