Release v0.4.2

This is a minor release with bug fixes and some new features.

• 💥 BREAKING CHANGES

  • Refactored SQL parser to support keywords compression, infile, and outfile

• 🐛 Bug Fix

  • remove duplicated socket options - #1263 by @JackyWoo
  • error while converting Nested values to Java maps
  • incorrect algorithm extracted from PEM - #1274
  • transaction failure introduced in 0.4.0
  • respect node-specific credentials - #1114
  • USE statement does nothing - #1160
  • executeBatch does not support on cluster anymore - #1261

• ✨ New Feature

  • Add credentials overload for Java client - #1265 by @rickysaltzer
  • centralized configuration for JDBC driver using custom server setting custom_jdbc_config - #1290
  • support BEGIN TRANSACTION, COMMIT, and ROLLBACK statements in JDBC driver
  • new options for JDBC driver
    • databaseTerm(catalog or schema, defaults to schema) - #1273
    • externalDatabase(boolean, defaults to true) to enable/disable external database metadata - #1245
    • localFile(boolean, defaults to false) to support INFILE and OUTFILE - #1291

• 🎨 Misc

  • move docs to ClickHouse website as well as bug template and contribution guide - by @mshustov
  • improved error messages for missing dependency
  • replaced default JDBC artifact with shaded jar and more dependencies in provided scope