Package io.aether.clickhouse

Class ClickHouseLogger

java.lang.Object

io.aether.clickhouse.ClickHouseLogger

All Implemented Interfaces:

AutoCloseable

public class ClickHouseLogger
extends Object
implements AutoCloseable

High-performance asynchronous logger for ClickHouse. It dynamically adds new columns to the target table using ALTER TABLE IF NOT EXISTS.

Constructor Summary

Constructors

Constructor	Description
ClickHouseLogger(String clickHouseUrl)	Initializes the logger from a URL in the format http(s)://user:password@host[:port]/database/table

Method Summary

Modifier and Type	Method	Description
void	close()	Clears any remaining buffer contents and stops the scheduler upon application shutdown.
void	save(Map<String,Object> record)	Saves a single log record to the buffer and updates the set of known column names and types.

Methods inherited from class java.lang.Object

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

Constructor Details

ClickHouseLogger

public ClickHouseLogger(String clickHouseUrl)

Initializes the logger from a URL in the format http(s)://user:password@host[:port]/database/table

Parameters:

clickHouseUrl - The full URL to ClickHouse including database and table

Method Details

save

public void save(Map<String,Object> record)

Saves a single log record to the buffer and updates the set of known column names and types. Triggers an immediate flush if the buffer limit is reached.

Parameters:

record - The log record as a Map<String, Object>

close

public void close()

Clears any remaining buffer contents and stops the scheduler upon application shutdown.

Specified by:

close in interface AutoCloseable