Uses of Class
tech.tablesaw.api.Table
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Uses of Table in tech.tablesaw.aggregate
Methods in tech.tablesaw.aggregate that return Table Modifier and Type Method Description Table
Summarizer. apply()
Returns the result of applying to the functions to all the values in the appropriate column TODO add a test that uses a non numeric return type with applyTable
Summarizer. by(int step)
Returns a summary of the records grouped into subsets of the same size, in the order they appearTable
Summarizer. by(String... columnNames)
Similar in intent to the SQL "group by" statement, it produces a table with one row for each subgroup of the output data containing the result of applying the summary functions to the subgroupTable
Summarizer. by(CategoricalColumn<?>... columns)
Similar in intent to the SQL "group by" statement, it produces a table with one row for each subgroup of the output data containing the result of applying the summary functions to the subgroupstatic Table
CrossTab. columnPercents(Table table, String column1, String column2)
Returns a table containing the column percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. columnPercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the column percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. counts(Table table, String columnName)
Returns a Table containing counts of records in the given Table grouped by the given columnName See alsocountBy(String...)
static Table
CrossTab. counts(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing two-dimensional cross-tabulated counts for each combination of values incolumn1
andcolumn2
Table
Summarizer. having(Function<Table,Selection> selection)
Similar in intent to the SQL having command, it enables the user to apply a filter to the grouped results of summary.static Table
CrossTab. percents(Table table, String column1)
Returns a Table containing the proportion of records in the given Table grouped by the given column TODO: Consider renaming to proportionsstatic Table
PivotTable. pivot(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2, NumericColumn<?> values, AggregateFunction<?,?> aggregateFunction)
Returns a table that is a rotation of the given table pivoted around the key columns, and filling the output cells using the values calculated by theaggregateFunction
when applied to thevalues column
grouping by the key columnsstatic Table
CrossTab. rowPercents(Table table, String column1, String column2)
Returns a table containing the row percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. rowPercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the row percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. tablePercents(Table table, String column1, String column2)
Returns a table containing the table percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. tablePercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the table percents made from a source table, after first calculating the counts cross-tabulated from the given columnsMethods in tech.tablesaw.aggregate with parameters of type Table Modifier and Type Method Description static Table
CrossTab. columnPercents(Table table, String column1, String column2)
Returns a table containing the column percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. columnPercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the column percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. counts(Table table, String columnName)
Returns a Table containing counts of records in the given Table grouped by the given columnName See alsocountBy(String...)
static Table
CrossTab. counts(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing two-dimensional cross-tabulated counts for each combination of values incolumn1
andcolumn2
static Table
CrossTab. percents(Table table, String column1)
Returns a Table containing the proportion of records in the given Table grouped by the given column TODO: Consider renaming to proportionsstatic Table
PivotTable. pivot(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2, NumericColumn<?> values, AggregateFunction<?,?> aggregateFunction)
Returns a table that is a rotation of the given table pivoted around the key columns, and filling the output cells using the values calculated by theaggregateFunction
when applied to thevalues column
grouping by the key columnsstatic Table
CrossTab. rowPercents(Table table, String column1, String column2)
Returns a table containing the row percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. rowPercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the row percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. tablePercents(Table table, String column1, String column2)
Returns a table containing the table percents made from a source table, after first calculating the counts cross-tabulated from the given columnsstatic Table
CrossTab. tablePercents(Table table, CategoricalColumn<?> column1, CategoricalColumn<?> column2)
Returns a table containing the table percents made from a source table, after first calculating the counts cross-tabulated from the given columnsMethod parameters in tech.tablesaw.aggregate with type arguments of type Table Modifier and Type Method Description Table
Summarizer. having(Function<Table,Selection> selection)
Similar in intent to the SQL having command, it enables the user to apply a filter to the grouped results of summary.Constructors in tech.tablesaw.aggregate with parameters of type Table Constructor Description Summarizer(Table sourceTable, List<String> columnNames, AggregateFunction<?,?>... functions)
Returns an object capable of summarizing the given column in the given sourceTable, by applying the given functionsSummarizer(Table sourceTable, Column<?> column, AggregateFunction<?,?>... functions)
Returns an object capable of summarizing the given column in the given sourceTable, by applying the given functionsSummarizer(Table sourceTable, Column<?> column1, Column<?> column2, AggregateFunction<?,?>... functions)
Returns an object capable of summarizing the given columns in the given sourceTable, by applying the given functionsSummarizer(Table sourceTable, Column<?> column1, Column<?> column2, Column<?> column3, AggregateFunction<?,?>... functions)
Returns an object capable of summarizing the given column2 in the given sourceTable, by applying the given functionsSummarizer(Table sourceTable, Column<?> column1, Column<?> column2, Column<?> column3, Column<?> column4, AggregateFunction<?,?>... functions)
Returns an object capable of summarizing the given columns in the given sourceTable, by applying the given functions -
Uses of Table in tech.tablesaw.analytic
Methods in tech.tablesaw.analytic that return Table Modifier and Type Method Description Table
AnalyticQuery. execute()
Executes the query adding all the calculated columns to a new table.Table
AnalyticQuerySteps.Execute. execute()
Executes the query adding all the calculated columns to a new table.Table
AnalyticQuery. getTable()
The Table behind the query.Methods in tech.tablesaw.analytic with parameters of type Table Modifier and Type Method Description AnalyticQuerySteps.FullAnalyticQuerySteps.PartitionByStep
AnalyticQuerySteps.FullAnalyticQuerySteps.FromStep. from(Table table)
Set the From/Source Table name to use in the query.AnalyticQuerySteps.NumberingQuerySteps.PartitionByStep
AnalyticQuerySteps.NumberingQuerySteps.FromStep. from(Table table)
Set the From/Source Table name to use in the query.AnalyticQuerySteps.DefineWindowFame
AnalyticQuerySteps.QuickQuerySteps.FromStep. from(Table table)
Set the From/Source Table name to use in the query. -
Uses of Table in tech.tablesaw.api
Methods in tech.tablesaw.api that return Table Modifier and Type Method Description Table
Table. addColumns(Column<?>... cols)
Adds the given column to this table.Table
Table. append(Row row)
Appends the given row to this table and returns the table.Table
Table. append(Relation tableToAppend)
Returns this table after adding the data from the argumentTable
Table. cast()
Cast implements the 'tidy' cast operation as described in these papers by Hadley Wickham:Table
Table. concat(Table tableToConcatenate)
Add all the columns of tableToConcatenate to this table Note: The columns in the result must have unique names, when compared case insensitive Note: Both tables must have the same number of rowsTable
Table. copy()
Returns a table with the same columns and data as this tableTable
Table. countBy(String... categoricalColumnNames)
Returns a table containing a column for each grouping column, and a column named "Count" that contains the counts for each combination of grouping column valuesTable
Table. countBy(CategoricalColumn<?>... groupingColumns)
Returns a table containing two columns, the grouping column, and a column named "Count" that contains the counts for each grouping column valuedefault Table
CategoricalColumn. countByCategory()
Returns a count of the number of elements in each category (i.e., the number of repetitions of each value) TODO: This needs to be well tested, especially for IntColumnTable
LongColumn. countByCategory()
Returns a count of the number of elements in each category (i.e., the number of repetitions of each value) TODO: This needs to be well tested, especially for IntColumnTable
StringColumn. countByCategory()
Returns a count of the number of elements in each category (i.e., the number of repetitions of each value) TODO: This needs to be well tested, especially for IntColumnstatic Table
Table. create()
Returns a new, empty table (without rows or columns)static Table
Table. create(String tableName)
Returns a new, empty table (without rows or columns) with the given namestatic Table
Table. create(String name, Collection<Column<?>> columns)
Returns a new table with the given columns and given namestatic Table
Table. create(String name, Stream<Column<?>> columns)
Returns a new table with the given columns and given namestatic Table
Table. create(String name, Column<?>... columns)
Returns a new table with the given columns and given namestatic Table
Table. create(Collection<Column<?>> columns)
Returns a new table with the given columnsstatic Table
Table. create(Stream<Column<?>> columns)
Returns a new table with the given columnsstatic Table
Table. create(Column<?>... columns)
Returns a new table with the given columnsTable
Table. dropDuplicateRows()
Returns the unique records in this table, such that any record that appears more than once in this table, appears only once in the returned table.Table
Table. dropRange(int rowCount)
Returns a new table EXCLUDING the first rowCount rows if rowCount positive.Table
Table. dropRange(int rowStart, int rowEnd)
Returns a table EXCLUDING the rows contained in the range from rowStart inclusive to rowEnd exclusiveTable
Table. dropRows(int... rowNumbers)
Returns a table EXCLUDING the rows contained in the given array of row indicesTable
Table. dropRowsWithMissingValues()
Returns only those records in this table that have no columns with missing valuesTable
Table. dropWhere(Function<Table,Selection> selection)
Returns a new Table made by EXCLUDING any rows returned when the given function is applied to this tableTable
Table. dropWhere(Selection selection)
Returns a table EXCLUDING the rows contained in the given SelectionTable
Table. emptyCopy()
Returns a table with the same columns as this table, but no dataTable
Table. emptyCopy(int rowSize)
Returns a table with the same columns as this table, but no data, initialized to the given row sizeTable
Table. first(int nRows)
Returns a new table containing the firstnrows
of data in this tableTable
Table. inRange(int rowCount)
Returns a new table containing the first rowCount rows if rowCount positive.Table
Table. inRange(int rowStart, int rowEnd)
Returns a new table containing the rows contained in the range from rowStart inclusive to rowEnd exclusiveTable
Table. insertColumn(int index, Column<?> column)
Adds the given column to this table at the given position in the column list.Table
Table. last(int nRows)
Returns a new table containing the lastnrows
of data in this tableTable
Table. melt(List<String> idVariables, List<NumericColumn<?>> measuredVariables, boolean dropMissing)
Melt implements the 'tidy' melt operation as described in these papers by Hadley Wickham.Table
Table. missingValueCounts()
Returns a table containing the number of missing values in each column in this tableTable
Table. pivot(String column1Name, String column2Name, String column3Name, AggregateFunction<?,?> aggregateFunction)
Returns a pivot on this table, where: The first column contains unique values from the index column1 There are n additional columns, one for each unique value in column2 The values in each of the cells in these new columns are the result of applying the given AggregateFunction to the data in column3, grouped by the values of column1 and column2Table
Table. pivot(CategoricalColumn<?> column1, CategoricalColumn<?> column2, NumericColumn<?> column3, AggregateFunction<?,?> aggregateFunction)
Returns a pivot on this table, where: The first column contains unique values from the index column1 There are n additional columns, one for each unique value in column2 The values in each of the cells in these new columns are the result of applying the given AggregateFunction to the data in column3, grouped by the values of column1 and column2Table
Table. rejectColumns(int... columnIndexes)
Returns a new table containing copies of all the columns from this table, except those at the given indexesTable
Table. rejectColumns(String... columnNames)
Returns a new table containing copies of all the columns from this table, except those named in the argumentTable
Table. rejectColumns(Column<?>... columns)
Returns a new table containing copies of all the columns from this table, except those named in the argumentTable
Table. removeColumns(int... columnIndexes)
Removes the columns at the given indices from this table and returns this tableTable
Table. removeColumns(String... columns)
Removes the columns with the given names from this table and returns this tableTable
Table. removeColumns(Column<?>... columns)
Removes the given columns from this table and returns this tableTable
Table. removeColumnsWithMissingValues()
Removes all columns with missing values from this table, and returns this table.Table
Table. reorderColumns(String... columnNames)
Return a new table (shallow copy) that contains all the columns in this table, in the order given in the argument.Table
Table. replaceColumn(int colIndex, Column<?> newColumn)
Replaces an existing column (by index) in this table with the given new columnTable
Table. replaceColumn(String columnName, Column<?> newColumn)
Replaces an existing column (by name) in this table with the given new columnTable
Table. replaceColumn(Column<?> newColumn)
Replaces an existing column having the same name of the given column with the given columnTable
Table. retainColumns(int... columnIndexes)
Removes all columns except for those given in the argument from this table and returns this tableTable
Table. retainColumns(String... columnNames)
Removes all columns except for those given in the argument from this table and returns this tableTable
Table. retainColumns(Column<?>... columns)
Removes all columns except for those given in the argument from this table and returns this tableTable
Table. rows(int... rowNumbers)
Returns a table containing the rows contained in the given array of row indicesTable
Table. sampleN(int nRows)
Returns a table consisting of randomly selected records from this tableTable[]
Table. sampleSplit(double table1Proportion)
Table
Table. sampleX(double proportion)
Returns a table consisting of randomly selected records from this table.Table
Table. selectColumns(int... columnIndexes)
Returns a new table containing copies of the columns at the given indexesTable
Table. selectColumns(String... columnNames)
Returns a new table containing copies of the selected columns from this tableTable
Table. selectColumns(Column<?>... columns)
Returns a new table containing copies of the selected columns from this tableTable
Table. setName(String name)
Sets the name of the tableTable
Table. sortAscendingOn(String... columnNames)
Returns a copy of this table sorted in the order of the given column names, in ascending orderTable
Table. sortDescendingOn(String... columnNames)
Returns a copy of this table sorted on the given column names, applied in order, descending TODO: Provide equivalent methods naming columns by indexTable
Table. sortOn(int... columnIndexes)
Sorts this table into a new table on the columns indexedTable
Table. sortOn(String... columnNames)
Returns a copy of this table sorted on the given column names, applied in order,Table
Table. sortOn(Comparator<Row> rowComparator)
Returns a copy of this table sorted using the given comparatorTable
Table. sortOn(Sort key)
Returns a copy of this table sorted using the given sort key.Table[]
Table. stratifiedSampleSplit(CategoricalColumn<?> column, double table1Proportion)
Splits the table into two stratified samples, this uses the specified column to divide the table into groups, randomly assigning records to each according to the proportion given in trainingProportion.Table
BooleanColumn. summary()
Returns a table containing a ColumnType specific summary of the data in this columnTable
DateColumn. summary()
Returns a table of dates and the number of observations of those datesTable
DateTimeColumn. summary()
Returns a table containing a ColumnType specific summary of the data in this columnTable
InstantColumn. summary()
Returns a table containing a ColumnType specific summary of the data in this columndefault Table
NumericColumn. summary()
Returns a table of common statistical values that together describe the data in this columnTable
StringColumn. summary()
Returns a table containing a ColumnType specific summary of the data in this columnTable
TimeColumn. summary()
Returns a table containing a ColumnType specific summary of the data in this columnTable
Table. transpose()
Transposes data in the table, switching rows for columns.Table
Table. transpose(boolean includeColumnHeadingsAsFirstColumn, boolean useFirstColumnForHeadings)
Transposes data in the table, switching rows for columns.Table
Table. where(Function<Table,Selection> selection)
Returns a new Table made by applying the given function to this tableTable
Table. where(Selection selection)
Returns a table containing the rows contained in the given SelectionTable
Table. xTabColumnPercents(String column1Name, String column2Name)
Returns a table with n by m + 1 cells.Table
Table. xTabCounts(String column1Name)
Returns a table with two columns, the first contains a value each unique value in the argument, and the second contains the number of observations of each valueTable
Table. xTabCounts(String column1Name, String column2Name)
Returns a table with n by m + 1 cells.Table
Table. xTabPercents(String column1Name)
TODO: Rename the method to xTabProportions, deprecating this version Returns a table with two columns, the first contains a value each unique value in the argument, and the second contains the proportion of observations having that valueTable
Table. xTabRowPercents(String column1Name, String column2Name)
Returns a table with n by m + 1 cells.Table
Table. xTabTablePercents(String column1Name, String column2Name)
Returns a table with n by m + 1 cells.Methods in tech.tablesaw.api that return types with arguments of type Table Modifier and Type Method Description static Function<Table,Selection>
QuerySupport. all(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that match all of the given functions.static Function<Table,Selection>
QuerySupport. and(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that match all of the given functionsstatic Function<Table,Selection>
QuerySupport. any(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that match any of the given functions.static Function<Table,Selection>
QuerySupport. both(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match both of the given functionsstatic Function<Table,Selection>
QuerySupport. either(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match either of the given functionsstatic Function<Table,Selection>
QuerySupport. neither(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match neither of the given functions.static Function<Table,Selection>
QuerySupport. not(Function<Table,Selection> deferredSelection)
Returns a selection for all records for which the given function isfalse
static Function<Table,Selection>
QuerySupport. notAll(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that don't match all of the given functionsstatic Function<Table,Selection>
QuerySupport. notAny(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that don't match any of the given functionsstatic Function<Table,Selection>
QuerySupport. notBoth(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that don't match both of the given functions.static Function<Table,Selection>
QuerySupport. or(Function<Table,Selection>... deferredSelections)
Returns a selection for all records that match any of the given functionsMethods in tech.tablesaw.api with parameters of type Table Modifier and Type Method Description void
Table. addRow(int rowIndex, Table sourceTable)
Adds a single row to this table from sourceTable, copying every column in sourceTablestatic boolean
Table. compareRows(int rowNumber, Table table1, Table table2)
Returnstrue
if the rowrowNumber
intable1
holds the same values than the row atrowNumber
intable2
.Table
Table. concat(Table tableToConcatenate)
Add all the columns of tableToConcatenate to this table Note: The columns in the result must have unique names, when compared case insensitive Note: Both tables must have the same number of rowsvoid
Table. copyRowsToTable(int[] rows, Table newTable)
Copies the rows indicated by the row index values in the given array from oldTable to newTablevoid
Table. copyRowsToTable(Selection rows, Table newTable)
Copies the rows specified by Selection into newTableMethod parameters in tech.tablesaw.api with type arguments of type Table Modifier and Type Method Description static Function<Table,Selection>
QuerySupport. both(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match both of the given functionsTable
Table. dropWhere(Function<Table,Selection> selection)
Returns a new Table made by EXCLUDING any rows returned when the given function is applied to this tablestatic Function<Table,Selection>
QuerySupport. either(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match either of the given functionsstatic Function<Table,Selection>
QuerySupport. neither(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that match neither of the given functions.static Function<Table,Selection>
QuerySupport. not(Function<Table,Selection> deferredSelection)
Returns a selection for all records for which the given function isfalse
static Function<Table,Selection>
QuerySupport. notBoth(Function<Table,Selection> sel1, Function<Table,Selection> sel2)
Returns a selection for all records that don't match both of the given functions.Table
Table. where(Function<Table,Selection> selection)
Returns a new Table made by applying the given function to this tableConstructors in tech.tablesaw.api with parameters of type Table Constructor Description Row(Table table)
Constructs a Row object for the given tableRow(Table table, int rowNumber)
Constructs a Row object for the given Table, with the Row positioned at the given 0-based index -
Uses of Table in tech.tablesaw.columns
Methods in tech.tablesaw.columns that return Table Modifier and Type Method Description Table
Column. summary()
Returns a table containing a ColumnType specific summary of the data in this column -
Uses of Table in tech.tablesaw.columns.numbers
Methods in tech.tablesaw.columns.numbers that return Table Modifier and Type Method Description Table
Stats. asTable()
Returns the most common calculated statistics in tabular formTable
Stats. asTableComplete()
Returns all the calculated statistics in tabular form -
Uses of Table in tech.tablesaw.columns.strings
Methods in tech.tablesaw.columns.strings that return Table Modifier and Type Method Description Table
ByteDictionaryMap. countByCategory(String columnName)
Table
DictionaryMap. countByCategory(String columnName)
Table
IntDictionaryMap. countByCategory(String columnName)
Table
NullDictionaryMap. countByCategory(String columnName)
Table
ShortDictionaryMap. countByCategory(String columnName)
Table
StringData. countByCategory(String columnName)
Table
TextualStringData. countByCategory(String columnName)
Table
TextualStringData. summary()
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Uses of Table in tech.tablesaw.filtering
Methods in tech.tablesaw.filtering with parameters of type Table Modifier and Type Method Description Selection
And. apply(Table table)
Selection
Not. apply(Table table)
Selection
Or. apply(Table table)
Constructor parameters in tech.tablesaw.filtering with type arguments of type Table Constructor Description Not(Function<Table,Selection> argument)
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Uses of Table in tech.tablesaw.io
Methods in tech.tablesaw.io that return Table Modifier and Type Method Description static Table
TableBuildingUtils. build(List<String> columnNames, List<String[]> dataRows, ReadOptions options)
Table
DataFrameReader. csv(File file)
Table
DataFrameReader. csv(InputStream stream)
Table
DataFrameReader. csv(InputStream stream, String name)
Table
DataFrameReader. csv(Reader reader)
Table
DataFrameReader. csv(String file)
Table
DataFrameReader. csv(String contents, String tableName)
Table
DataFrameReader. csv(URL url)
Table
DataFrameReader. csv(CsvReadOptions options)
Table
DataFrameReader. csv(CsvReadOptions.Builder options)
Table
DataFrameReader. db(ResultSet resultSet)
Table
DataFrameReader. db(ResultSet resultSet, String tableName)
Table
DataFrameReader. file(File file)
Reads the given file into a table using default options Uses converter specified based on given file extension UseusingOptions
to use non-default optionsTable
DataFrameReader. file(String file)
Reads the given file into a table using default options Uses converter specified based on given file extension UseusingOptions
to use non-default optionsprotected Table
FileReader. parseRows(ReadOptions options, boolean headerOnly, Reader reader, ReadOptions.ColumnTypeReadOptions columnTypeReadOptions, com.univocity.parsers.common.AbstractParser<?> parser)
protected Table
FileReader. parseRows(ReadOptions options, boolean headerOnly, Reader reader, ReadOptions.ColumnTypeReadOptions columnTypeReadOptions, com.univocity.parsers.common.AbstractParser<?> parser, int sampleSize)
Table
DataReader. read(O options)
Table
DataReader. read(Source source)
Table
DataFrameReader. string(String s, String fileExtension)
Reads the given string contents into a table using default options Uses converter specified based on given file extension UseusingOptions
to use non-default optionsTable
DataFrameReader. url(String url)
Reads the given URL into a table using default options Uses appropriate converter based on mime-type UseusingOptions
to use non-default optionsTable
DataFrameReader. url(URL url)
Reads the given URL into a table using default options Uses appropriate converter based on mime-type UseusingOptions
to use non-default options<T extends ReadOptions>
TableDataFrameReader. usingOptions(T options)
Table
DataFrameReader. usingOptions(ReadOptions.Builder builder)
Methods in tech.tablesaw.io with parameters of type Table Modifier and Type Method Description protected String
FileReader. getTypeString(Table structure)
void
DataWriter. write(Table table, O options)
void
DataWriter. write(Table table, Destination dest)
Constructors in tech.tablesaw.io with parameters of type Table Constructor Description DataFrameWriter(WriterRegistry registry, Table table)
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Uses of Table in tech.tablesaw.io.csv
Methods in tech.tablesaw.io.csv that return Table Modifier and Type Method Description Table
CsvReader. read(CsvReadOptions options)
Table
CsvReader. read(Source source)
Methods in tech.tablesaw.io.csv with parameters of type Table Modifier and Type Method Description void
CsvWriter. write(Table table, CsvWriteOptions options)
void
CsvWriter. write(Table table, Destination dest)
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Uses of Table in tech.tablesaw.io.fixed
Methods in tech.tablesaw.io.fixed that return Table Modifier and Type Method Description Table
FixedWidthReader. read(FixedWidthReadOptions options)
Table
FixedWidthReader. read(Source source)
Methods in tech.tablesaw.io.fixed with parameters of type Table Modifier and Type Method Description void
FixedWidthWriter. write(Table table, Destination dest)
void
FixedWidthWriter. write(Table table, FixedWidthWriteOptions options)
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Uses of Table in tech.tablesaw.io.jdbc
Methods in tech.tablesaw.io.jdbc that return Table Modifier and Type Method Description static Table
SqlResultSetReader. read(ResultSet resultSet)
Returns a new table with the given tableName, constructed from the given result set -
Uses of Table in tech.tablesaw.joining
Methods in tech.tablesaw.joining that return Table Modifier and Type Method Description Table
AbstractJoiner. fullOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. fullOuter(Table... tables)
Deprecated.Table
AbstractJoiner. fullOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. fullOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. inner(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. inner(Table... tables)
Deprecated.Table
AbstractJoiner. inner(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. inner(Table table2, String[] col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, String col2Name, boolean allowDuplicateColumnNames)
Deprecated.abstract Table
AbstractJoiner. join()
Table
DataFrameJoiner. join()
Performs the actual join and returns the resultsTable
AbstractJoiner. leftOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. leftOuter(Table... tables)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, String[] col2Names)
Deprecated.Table
CrossProductJoin. performJoin(Table table1, Table table2, JoinType joinType, boolean allowDuplicates, boolean keepAllJoinKeyColumns, int[] leftJoinColumnIndexes, String... table2JoinColumnNames)
Joins two tables.Table
AbstractJoiner. rightOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. rightOuter(Table... tables)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, String[] col2Names)
Deprecated.Methods in tech.tablesaw.joining with parameters of type Table Modifier and Type Method Description Table
AbstractJoiner. fullOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. fullOuter(Table... tables)
Deprecated.Table
AbstractJoiner. fullOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. fullOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. inner(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. inner(Table... tables)
Deprecated.Table
AbstractJoiner. inner(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. inner(Table table2, String[] col2Names)
Deprecated.Table
AbstractJoiner. inner(Table table2, String col2Name, boolean allowDuplicateColumnNames)
Deprecated.Table
AbstractJoiner. leftOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. leftOuter(Table... tables)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. leftOuter(Table table2, String[] col2Names)
Deprecated.Table
CrossProductJoin. performJoin(Table table1, Table table2, JoinType joinType, boolean allowDuplicates, boolean keepAllJoinKeyColumns, int[] leftJoinColumnIndexes, String... table2JoinColumnNames)
Joins two tables.Table
AbstractJoiner. rightOuter(boolean allowDuplicateColumnNames, Table... tables)
Deprecated.Table
AbstractJoiner. rightOuter(Table... tables)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, boolean allowDuplicateColumnNames, boolean keepAllJoinKeyColumns, String... col2Names)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, boolean allowDuplicateColumnNames, String... col2Names)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, String col2Name)
Deprecated.Table
AbstractJoiner. rightOuter(Table table2, String[] col2Names)
Deprecated.abstract DataFrameJoiner
AbstractJoiner. with(Table... tables)
DataFrameJoiner
DataFrameJoiner. with(Table... tables)
The table or tables to be used on the right side of the join.Constructors in tech.tablesaw.joining with parameters of type Table Constructor Description CrossProductJoin(Table table, String... joinColumnNames)
Constructor.DataFrameJoiner(Table table, String... leftJoinColumnNames)
Constructor. -
Uses of Table in tech.tablesaw.sorting
Methods in tech.tablesaw.sorting with parameters of type Table Modifier and Type Method Description static Sort
Sort. create(Table table, String... columnNames)
Create a Sort object from the given table and sort column names.static IntComparatorChain
SortUtils. getChain(Table table, Sort key)
Returns a comparator chain for sorting according to the given keystatic it.unimi.dsi.fastutil.ints.IntComparator
SortUtils. getComparator(Table table, Sort key)
Returns a comparator that can be used to sort the records in this table according to the given sort key -
Uses of Table in tech.tablesaw.table
Methods in tech.tablesaw.table that return Table Modifier and Type Method Description Table
TableSliceGroup. aggregate(com.google.common.collect.ListMultimap<String,AggregateFunction<?,?>> functions)
Applies the given aggregations to the given columns.Table
TableSliceGroup. aggregate(String colName1, AggregateFunction<?,?>... functions)
Applies the given aggregation to the given column.Table
TableSlice. asTable()
Returns the data in this slice as a new Tableabstract Table
Relation. first(int nRows)
Returns a new table containing the first n rows in this RelationTable
TableSlice. first(int nRows)
Returns a new table containing the first n rows in this RelationTable
TableSliceGroup. getSourceTable()
Returns the table behind this slice groupTable
TableSlice. getTable()
Returns the backing table for this sliceTable
Relation. structure()
Returns the structure of the this relation as a 3-column Table, consisting of Index (an IntColumn), Column Name (a StringColumn), and Column Type (a StringColumn)Table
Relation. summary()
Returns a table containing summary statistics for the columns in this Relationstatic Table
TableSliceGroup. summaryTableName(Table source)
Returns the name of a summary table made by aggregating on the slices in this groupMethods in tech.tablesaw.table that return types with arguments of type Table Modifier and Type Method Description List<Table>
TableSliceGroup. asTableList()
Returns a list of Tables created by reifying my list of slices (views) over the original tableMethods in tech.tablesaw.table with parameters of type Table Modifier and Type Method Description static SelectionTableSliceGroup
SelectionTableSliceGroup. create(Table original, String subTableNameTemplate, int step)
Creates a TableSliceGroup where each slice containsstep
number of rows from the backing tablestatic StandardTableSliceGroup
StandardTableSliceGroup. create(Table original, String... columnsNames)
Returns a viewGroup splitting the original table on the given columns.static StandardTableSliceGroup
StandardTableSliceGroup. create(Table original, CategoricalColumn<?>... columns)
Returns a viewGroup splitting the original table on the given columns.protected void
TableSliceGroup. setSourceTable(Table sourceTable)
Sets the source table that backs this TableSliceGroupstatic Table
TableSliceGroup. summaryTableName(Table source)
Returns the name of a summary table made by aggregating on the slices in this groupConstructors in tech.tablesaw.table with parameters of type Table Constructor Description TableSlice(Table table)
Returns a new view constructed from the given table.TableSlice(Table table, Selection rowSelection)
Returns a new View constructed from the given table, containing only the rows represented by the bitmapTableSliceGroup(Table original)
Returns an instance for calculating a single summary for the given table, with no sub-groupingsTableSliceGroup(Table sourceTable, String[] groupColumnNames)
Returns an instance for calculating subgroups, one for each combination of the given groupColumnNames that appear in the source table
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