Clickhouse Jdbc Versions Save

Bug Fixes

• Not detecting correctly ClickHouse error code
• Fix JDBC read error - Multidimensional empty errors raise a java.lang.ArrayStoreException

Reason: Vulnerability in dependencies

Dependencies update:

• org.apache.commons:commons-compress from 1.23.0 to 1.26.1
• org.postgresql:postgresql from 42.6.0 to 42.6.1

See release notes

Commits

• [048b9e4]: Fix buffering issue casue decompress not to work (mzitnik) #1500
• [8658147]: Added different content sizes testting (mzitnik) #1500
• [d6cd675]: Disable until web context ping reqests until research is done. (mzitnik) #1500
• [c66377e]: Adding extra logging (mzitnik) #1500
• [a930f62]: Disable ping tests (mzitnik) #1500

0.5.0

Breaking Changes

• ClickHouseByteBuffer can no longer be extended
• rename ClickHouseByteUtils methods by removing LE suffix
• change default databaseTerm from schema to catalog
• remove deprecated API load, dump and connect
• remove use_no_proxy settings

New Features

• Adding new proxy support #1338
• Add support for customer socket factory #1391
• use VarHandle in JDK 9+ to read/write numbers
• Establish secured connection with custom Trust Store file
• Change default HTTP Client to Apache HTTP client #1421

Bug Fixes

• Java client threw confusing error when query is invalid.
• JDBC Driver correctly processes AggregateFunction(Nested(...)) columns
• Incorrect parameter position
• Fix testing framework to support secured clickhouse server

This is a patch release mainly for bug fixes. It's highly recommended to upgrade, especially when you're using nested arrays, or client certificate authentication with password protection.

• 🐛 Bug Fix

  • Too many socket fds generated by Apache HttpClient - by @JackyWoo
  • NoClassDefFoundError with clickhouse-apache-http-client-jdbc - #1319 by @JackyWoo
  • Nested array in tuple array is incorrectly deserialized - #1324
  • Client certificate password exposure in exception - #1331

• ✨ New Feature

  • ClickHouseStatement.setMirroredOutput() for dumping ResultSet
  • ClickHouseResponse.records(Class<?>) for object mapping
  • Two new options(use_compilation & max_mapper_cache) reserved for future usage

Another tiny release trying to unblock some of the work relying on Java client. You don't have to upgrade if you use JDBC or R2DBC driver.

• 💥 BREAKING CHANGES

  • Refactored data processors and response classes to ensure input stream remain intact before first read - performance penalty is ~3%
    • move ClickHouseSimpleRecord to com.clickhouse.data
    • stop reading input stream when instantiating ClickHouseDataProcessor
    • remove createRecord() method in ClickHouseDataProcessor along with some duplicated code

• 🐛 Bug Fix

  • Slow when using Apache Http Client - #1320 by @JackyWoo
  • ClickHouseResponse.getInputStream may return closed input stream
  • ConcurrentModificationException may occur during deserialization - #1327 by @pan3793
  • ClickHouseSslContextProvider is not customizable - #1329

• ✨ New Feature

  • Disabled SQL rewrite for DELETE statement in ClickHouse 23.3+

• 🎨 Misc

  • bump MySQL JDBC driver to 8.0.33 - by @pan3793

Same as v0.4.3 except updated POM for the following changes:

• bump dependencies
• roll back Maven flatten plugin from 1.4.1 to 1.2.7

Warning Please upgrade to v0.4.4 to resolve dependency issue.

This is a tiny release for bug fixing. Please upgrade if your work rely on text-based data format and/or R2DBC driver.

• 🐛 Bug Fix
  • unable to convert empty string to default value when using text-based data format
  • r2dbc driver does not support most client options - #1299
  • incorrect content from Lz4InputStream when using text-based data format - ClickHouse/ClickHouse#48446