Uses of Class
com.clickhouse.client.ClickHouseColumn

Packages that use ClickHouseColumn

Package	Description
com.clickhouse.client	Provides necessary classes to communicate with ClickHouse server.
com.clickhouse.client.data	Provides necessary classes to handle different format or type of data.

Uses of ClickHouseColumn in com.clickhouse.client

Fields in com.clickhouse.client declared as ClickHouseColumn

Modifier and Type	Field	Description
protected ClickHouseColumn[]	ClickHouseDataProcessor.columns
static ClickHouseColumn[]	ClickHouseColumn.EMPTY_ARRAY
ClickHouseColumn	ClickHouseParameterizedQuery.QueryPart.paramType

Fields in com.clickhouse.client with type parameters of type ClickHouseColumn

Modifier and Type	Field	Description
static List<ClickHouseColumn>	ClickHouseDataProcessor.DEFAULT_COLUMNS

Methods in com.clickhouse.client that return ClickHouseColumn

Modifier and Type	Method	Description
ClickHouseColumn	ClickHouseColumn.getArrayBaseColumn()
ClickHouseColumn	ClickHouseColumn.getKeyInfo()
ClickHouseColumn	ClickHouseColumn.getValueInfo()
static ClickHouseColumn	ClickHouseColumn.of(String columnName, ClickHouseDataType dataType, boolean nullable, boolean lowCardinality, String... parameters)
static ClickHouseColumn	ClickHouseColumn.of(String columnName, ClickHouseDataType dataType, boolean nullable, int precision, int scale)
static ClickHouseColumn	ClickHouseColumn.of(String columnName, ClickHouseDataType dataType, boolean nullable, ClickHouseColumn... nestedColumns)
static ClickHouseColumn	ClickHouseColumn.of(String columnName, String columnType)

Methods in com.clickhouse.client that return types with arguments of type ClickHouseColumn

Modifier and Type	Method	Description
List<ClickHouseColumn>	ClickHouseDataProcessor.getColumns()	Gets list of columns to process.
List<ClickHouseColumn>	ClickHouseResponse.getColumns()	Gets list of columns.
List<ClickHouseColumn>	ClickHouseColumn.getNestedColumns()
static List<ClickHouseColumn>	ClickHouseColumn.parse(String args)
protected abstract List<ClickHouseColumn>	ClickHouseDataProcessor.readColumns()	Reads columns from input stream.

Methods in com.clickhouse.client with parameters of type ClickHouseColumn

Modifier and Type	Method	Description
T	ClickHouseDeserializer.deserialize(T ref, ClickHouseConfig config, ClickHouseColumn column, ClickHouseInputStream input)	Deserializes data read from input stream.
static ClickHouseValue	ClickHouseValues.newValue(ClickHouseConfig config, ClickHouseColumn column)	Creates a value object based on given column.
static ClickHouseValue[]	ClickHouseValues.newValues(ClickHouseConfig config, ClickHouseColumn[] columns)	Creates multiple values based on given columns.
static ClickHouseColumn	ClickHouseColumn.of(String columnName, ClickHouseDataType dataType, boolean nullable, ClickHouseColumn... nestedColumns)
ClickHouseValue	ClickHouseDataProcessor.read(ClickHouseValue value, ClickHouseColumn column)	Reads deserialized value directly from input stream.
protected abstract void	ClickHouseDataProcessor.readAndFill(ClickHouseValue value, ClickHouseColumn column)	Reads column(at readPosition from input stream and fill deserialized data into the given value object.
void	ClickHouseSerializer.serialize(T value, ClickHouseConfig config, ClickHouseColumn column, ClickHouseOutputStream output)	Writes serialized value to output stream.
abstract void	ClickHouseDataProcessor.write(ClickHouseValue value, ClickHouseColumn column)	Writes serialized value to output stream.

Method parameters in com.clickhouse.client with type arguments of type ClickHouseColumn

Modifier and Type	Method	Description
ClickHouseDataProcessor	ClickHouseDataStreamFactory.getProcessor(ClickHouseConfig config, ClickHouseInputStream input, ClickHouseOutputStream output, Map<String,Object> settings, List<ClickHouseColumn> columns)	Gets data processor according to given ClickHouseConfig and settings.
static ClickHouseValue[]	ClickHouseValues.newValues(ClickHouseConfig config, List<ClickHouseColumn> columns)	Creates multiple values based on given columns.
protected static int	ClickHouseColumn.readColumn(String args, int startIndex, int len, String name, List<ClickHouseColumn> list)
static CompletableFuture<List<ClickHouseResponseSummary>>	ClickHouseClient.send(ClickHouseNode server, String sql, List<ClickHouseColumn> columns, Object[]... params)	Sends SQL query along with raw parameters(e.g.

Constructor parameters in com.clickhouse.client with type arguments of type ClickHouseColumn

Constructor	Description
ClickHouseDataProcessor(ClickHouseConfig config, ClickHouseInputStream input, ClickHouseOutputStream output, List<ClickHouseColumn> columns, Map<String,Object> settings)	Default constructor.

Uses of ClickHouseColumn in com.clickhouse.client.data

Fields in com.clickhouse.client.data with type parameters of type ClickHouseColumn

Modifier and Type	Field	Description
protected List<ClickHouseColumn>	ClickHouseStreamResponse.columns
protected static List<ClickHouseColumn>	ClickHouseStreamResponse.defaultTypes

Methods in com.clickhouse.client.data that return types with arguments of type ClickHouseColumn

Modifier and Type	Method	Description
List<ClickHouseColumn>	ClickHouseExternalTable.getColumns()
List<ClickHouseColumn>	ClickHouseNestedValue.getColumns()	Gets immutable list of nested columns.
protected List<ClickHouseColumn>	ClickHouseSimpleRecord.getColumns()
List<ClickHouseColumn>	ClickHouseSimpleResponse.getColumns()
List<ClickHouseColumn>	ClickHouseStreamResponse.getColumns()
protected List<ClickHouseColumn>	ClickHouseRowBinaryProcessor.readColumns()
protected List<ClickHouseColumn>	ClickHouseTabSeparatedProcessor.readColumns()

Methods in com.clickhouse.client.data with parameters of type ClickHouseColumn

Modifier and Type	Method	Description
ClickHouseValue	ClickHouseRowBinaryProcessor.MappedFunctions.deserialize(ClickHouseValue ref, ClickHouseConfig config, ClickHouseColumn column, ClickHouseInputStream input)
ClickHouseValue	ClickHouseTabSeparatedProcessor.MappedFunctions.deserialize(ClickHouseValue ref, ClickHouseConfig config, ClickHouseColumn column, ClickHouseInputStream input)	Deserializes data read from input stream.
protected void	ClickHouseRowBinaryProcessor.readAndFill(ClickHouseValue value, ClickHouseColumn column)
protected void	ClickHouseTabSeparatedProcessor.readAndFill(ClickHouseValue value, ClickHouseColumn column)
ClickHouseExternalTable.Builder	ClickHouseExternalTable.Builder.removeColumn(ClickHouseColumn column)
void	ClickHouseRowBinaryProcessor.MappedFunctions.serialize(ClickHouseValue value, ClickHouseConfig config, ClickHouseColumn column, ClickHouseOutputStream output)
void	ClickHouseTabSeparatedProcessor.MappedFunctions.serialize(ClickHouseValue value, ClickHouseConfig config, ClickHouseColumn column, ClickHouseOutputStream output)	Writes serialized value to output stream.
void	ClickHouseRowBinaryProcessor.write(ClickHouseValue value, ClickHouseColumn column)
void	ClickHouseTabSeparatedProcessor.write(ClickHouseValue value, ClickHouseColumn column)

Method parameters in com.clickhouse.client.data with type arguments of type ClickHouseColumn

Modifier and Type	Method	Description
protected static Object[][]	ClickHouseNestedValue.check(List<ClickHouseColumn> columns, Object[][] value)
ClickHouseExternalTable.Builder	ClickHouseExternalTable.Builder.columns(Collection<ClickHouseColumn> columns)
static ClickHouseNestedValue	ClickHouseNestedValue.of(ClickHouseValue ref, List<ClickHouseColumn> columns, Object[][] values)	Update value of the given object or create a new instance if ref is null.
static ClickHouseNestedValue	ClickHouseNestedValue.of(List<ClickHouseColumn> columns, Object[][] values)	Wrap the given value.
static ClickHouseRecord	ClickHouseSimpleRecord.of(List<ClickHouseColumn> columns, ClickHouseValue[] values)	Creates a record object to wrap given values.
static ClickHouseResponse	ClickHouseSimpleResponse.of(ClickHouseConfig config, List<ClickHouseColumn> columns, Object[][] values)	Creates a response object using columns definition and raw values.
static ClickHouseResponse	ClickHouseSimpleResponse.of(ClickHouseConfig config, List<ClickHouseColumn> columns, Object[][] values, ClickHouseResponseSummary summary)	Creates a response object using columns definition and raw values.
static ClickHouseResponse	ClickHouseStreamResponse.of(ClickHouseConfig config, ClickHouseInputStream input, List<ClickHouseColumn> columns)
static ClickHouseResponse	ClickHouseStreamResponse.of(ClickHouseConfig config, ClickHouseInputStream input, Map<String,Object> settings, List<ClickHouseColumn> columns)
static ClickHouseResponse	ClickHouseStreamResponse.of(ClickHouseConfig config, ClickHouseInputStream input, Map<String,Object> settings, List<ClickHouseColumn> columns, ClickHouseResponseSummary summary)
static ClickHouseNestedValue	ClickHouseNestedValue.ofEmpty(List<ClickHouseColumn> columns)	Creates an empty nested value.

Constructor parameters in com.clickhouse.client.data with type arguments of type ClickHouseColumn

Constructor	Description
ClickHouseExternalTable(String name, ClickHouseFile file, ClickHouseDeferredValue<InputStream> content, ClickHouseCompression compression, ClickHouseFormat format, Collection<ClickHouseColumn> columns, boolean asTempTable)
ClickHouseNestedValue(List<ClickHouseColumn> columns, Object[][] values)
ClickHouseRowBinaryProcessor(ClickHouseConfig config, ClickHouseInputStream input, ClickHouseOutputStream output, List<ClickHouseColumn> columns, Map<String,Object> settings)	Default constructor.
ClickHouseSimpleRecord(List<ClickHouseColumn> columns, ClickHouseValue[] values)
ClickHouseSimpleResponse(List<ClickHouseColumn> columns, ClickHouseValue[][] values, ClickHouseResponseSummary summary)
ClickHouseSimpleResponse(List<ClickHouseColumn> columns, List<ClickHouseRecord> records, ClickHouseResponseSummary summary)
ClickHouseStreamResponse(ClickHouseConfig config, ClickHouseInputStream input, Map<String,Object> settings, List<ClickHouseColumn> columns, ClickHouseResponseSummary summary)
ClickHouseTabSeparatedProcessor(ClickHouseConfig config, ClickHouseInputStream input, ClickHouseOutputStream output, List<ClickHouseColumn> columns, Map<String,Object> settings)