All Classes

Class	Description
AbstractByteArrayInputStream	Byte-array backed input stream.
AbstractByteArrayOutputStream
AbstractByteBufferInputStream	ByteBuffer backed input stream.
AbstractClient<T>	Base class for implementing a thread-safe ClickHouse client.
AdaptiveQueue<E>
ArrayByteFragment
BinaryStreamUtils	Utility class for dealing with binary stream and data.
BlockingInputStream	ByteBuffer backed input stream with BlockingQueue.
BlockingPipedOutputStream	A combination of PipedOutputStream and PipedInputStream for streaming data between server and client.
ByteFragment
CaffeineCache<K,V>	Cache based on Caffeine implementation.
CapacityPolicy
CapacityPolicy.FixedCapacity
CapacityPolicy.LinearDynamicCapacity
ClickHouseAggregateFunction
ClickHouseArrayValue<T>	Wrapper class of Array.
ClickHouseBigDecimalValue	Wraper class of BigDecimal.
ClickHouseBigIntegerValue	Wraper class of BigInteger.
ClickHouseBitmap
ClickHouseBitmapValue	Wraper class of Bitmap.
ClickHouseBoolValue	Wraper class of bool.
ClickHouseBufferingMode	Supported buffering mode for dealing with request and response.
ClickHouseByteArrayValue	Wrapper of byte[].
ClickHouseByteBuffer	This class represents a slice of a byte array.
ClickHouseByteValue	Wraper class of byte.
ClickHouseCache<K,V>	Wrapper interface depicts essential methods required by a client-side cache.
ClickHouseChecker	Utility class for validation.
ClickHouseCityHash	NOTE: The code is modified to be compatible with CityHash128 used in ClickHouse
ClickHouseClient	A unified interface defines Java client for ClickHouse.
ClickHouseClientBuilder	Builder class for creating ClickHouseClient.
ClickHouseClientOption	Generic client options.
ClickHouseCluster
ClickHouseColumn	This class represents a column defined in database.
ClickHouseCompression	Supported compression algoritms.
ClickHouseConfig	An immutable class holding client-specific options like ClickHouseCredentials and ClickHouseNodeSelector etc.
ClickHouseConfigChangeListener<T>	Configuration change listener.
ClickHouseCredentials	This encapsulates access token, certificate or user name password combination for accessing ClickHouse.
ClickHouseDataProcessor	This defines a data processor for dealing with serialization and deserialization of one or multiple ClickHouseFormat.
ClickHouseDataStreamFactory	Factory class for creating objects to handle data stream.
ClickHouseDataType	Basic ClickHouse data types.
ClickHouseDataUpdater	This class defines custom reading/writing logic, which can be used in ClickHouseInputStream.readCustom(ClickHouseDataUpdater) and ClickHouseOutputStream.writeCustom(ClickHouseDataUpdater).
ClickHouseDateTimeValue	Wraper class of LocalDateTime.
ClickHouseDateValue	Wraper class of LocalDate.
ClickHouseDefaults	System-wide default options.
ClickHouseDefaultSslContextProvider
ClickHouseDeferredValue<T>	This class represents a deferred value.
ClickHouseDeserializer<T extends ClickHouseValue>	Functional interface for deserialization.
ClickHouseDnsResolver	Default DNS resolver.
ClickHouseDoubleArrayValue	Wrapper of double[].
ClickHouseDoubleValue	Wraper class of double.
ClickHouseEmptyValue	Wrapper class of Nothing.
ClickHouseEnum
ClickHouseEnumValue	Wraper class of enum.
ClickHouseException	Exception thrown from ClickHouse server.
ClickHouseExternalTable	"Attached" temporary table.
ClickHouseExternalTable.Builder
ClickHouseFile	Wrapper of File with additional information like compression and format.
ClickHouseFloatArrayValue	Wrapper of float[].
ClickHouseFloatValue	Wraper class of float.
ClickHouseFormat	All formats supported by ClickHouse.
ClickHouseGeoMultiPolygonValue	Wraper class of MultiPolygon.
ClickHouseGeoPointValue	Wraper class of Point.
ClickHouseGeoPolygonValue	Wraper class of Polygon.
ClickHouseGeoRingValue	Wraper class of Ring.
ClickHouseHealthCheckMethod
ClickHouseInputStream	Extended input stream for read optimization.
ClickHouseInstantValue	Wraper class of Instant.
ClickHouseIntArrayValue	Wrapper of int[].
ClickHouseIntegerValue	Wraper class of int.
ClickHouseIpv4Value	Wraper class of Inet4Address.
ClickHouseIpv6Value	Wraper class of Inet6Address.
ClickHouseLoadBalancingPolicy	Load balancing policy.
ClickHouseLongArrayValue	Wrapper of long[].
ClickHouseLongValue	Wraper class of long.
ClickHouseMapValue
ClickHouseNestedValue	Wrapper class of Nested.
ClickHouseNode	This class depicts a ClickHouse server, essentially a combination of host, port and protocol, for client to connect.
ClickHouseNode.Builder	Mutable and non-thread safe builder.
ClickHouseNode.Status	Node status.
ClickHouseNodeManager	Node manager is responsible for managing list of nodes and their status.
ClickHouseNodes	A generic node manager for managing one or more nodes which may or may not belong to same cluster.
ClickHouseNodeSelector	This class maintains two immutable collections: preferred protocols and tags.
ClickHouseObjectValue<T>
ClickHouseOffsetDateTimeValue	Wraper class of OffsetDateTime.
ClickHouseOption	This defines a configuration option.
ClickHouseOutputStream	Extended output stream for write optimization.
ClickHouseParameterizedQuery	A parameterized query is a parsed query with parameters being extracted for substitution.
ClickHouseParameterizedQuery.QueryPart	A part of query.
ClickHousePipedOutputStream	SPSC(Single-producer single-consumer) channel for streaming.
ClickHousePipedStream	Deprecated. will be removed in v0.3.3, please use ClickHouseDataStreamFactory.getInstance().createPipedStream() instead
ClickHouseProtocol	This defines protocols can be used to connect to ClickHouse.
ClickHouseRecord	This defines a record returned from ClickHouse server.
ClickHouseRecordTransformer
ClickHouseRenameMethod	Methods for renaming.
ClickHouseRequest<SelfT extends ClickHouseRequest<SelfT>>	Request object holding references to ClickHouseClient, ClickHouseNode, format, sql, options and settings etc.
ClickHouseRequest.Mutation	Mutation request.
ClickHouseRequestManager	Request manager is responsible for generating query and session ID, as well as transaction creation.
ClickHouseResponse	This encapsulates a server reponse.
ClickHouseResponseSummary	Summary of ClickHouse response.
ClickHouseResponseSummary.Progress	Progress of a query.
ClickHouseResponseSummary.Statistics	Statistics of a query.
ClickHouseRowBinaryProcessor	Data processor for handling ClickHouseFormat.RowBinary and ClickHouseFormat.RowBinaryWithNamesAndTypes two formats.
ClickHouseRowBinaryProcessor.MappedFunctions
ClickHouseSerializer<T extends ClickHouseValue>	Functional interface for serializtion.
ClickHouseShortArrayValue	Wrapper of short[].
ClickHouseShortValue	Wraper class of short.
ClickHouseSimpleRecord	Default implementation of ClickHouseRecord, which is simply a combination of list of columns and array of values.
ClickHouseSimpleResponse	A simple response built on top of two lists: columns and records.
ClickHouseSslContextProvider	This interface defines how to build Netty SSL context based on given configuration and target server.
ClickHouseSslMode	Defines supported SSL mode.
ClickHouseStreamResponse	A stream response from server.
ClickHouseStringValue	Wraper class of string.
ClickHouseTabSeparatedProcessor
ClickHouseTabSeparatedProcessor.MappedFunctions
ClickHouseThreadFactory
ClickHouseTransaction	This class represents a transaction in ClickHouse.
ClickHouseTransaction.XID	This class encapsulates transaction ID, which is defined as Tuple(snapshotVersion UInt64, localTxCounter UInt64, hostId UUID).
ClickHouseTransactionException
ClickHouseTupleValue	Wrapper class of Tuple.
ClickHouseUtils
ClickHouseUuidValue	Wraper class of string.
ClickHouseValue	Wrapper of a value returned from ClickHouse.
ClickHouseValues	Help class for dealing with values.
ClickHouseVersion	Immutable ClickHouse version, which takes the form Year(Major).Feature(Minor).Maintenance(Patch).Build.
ClickHouseWriter
DeferredInputStream
EmptyInputStream	Empty input stream produces nothing and it can never be closed.
EmptyOutputStream	Empty output stream consumes nothing and it can never be closed.
FastByteArrayInputStream	Not synchronized quick version of ByteArrayInputStream
FastByteArrayOutputStream	Not synchronized quick version of ByteArrayOutputStream
IterableByteArrayInputStream
IterableByteBufferInputStream
IterableMultipleInputStream<T>
IterableObjectInputStream<T>
JdkLogger	Adaptor for JDK logger.
JdkLoggerFactory	Adaptor of JDK logger factory.
JdkLruCache<K,V>	A simple thread-safe LRU cache based on LinkedHashMap.
JsonStreamUtils	Utility class for reading and writing objects in JSON format.
Logger	Unified logger.
LoggerFactory	Unified factory class to get logger.
LogMessage	Log message with arguments and/or error.
Lz4InputStream	Reader from clickhouse in lz4.
Lz4OutputStream
NonBlockingInputStream
NonBlockingPipedOutputStream	A combination of PipedOutputStream and PipedInputStream for streaming data between server and client.
Slf4jLogger	Adaptor for slf4j logger.
Slf4jLoggerFactory	Adaptor of slf4j logger factory.
SrvResolver
StreamSplitter	We have a stream of bytes and a separator as an input.
WrappedInputStream	Wrapper of InputStream with buffer.
WrappedOutputStream	Wrapper of OutputStream.