1.9.0

• pgsql : many enhancements including desc, xplan, env autoplan/autoplanformat, misc scripts
• mysql : many enhancements including info, xplan, env autoplan/autoplanformat, misc scripts
• some other fixes and script enhancements

To connect to the database:

• for oracle, launch dbcli.bat or dbcli.sh
• for pgsql series including openGauss, launch pgsql_dbcli.bat or pgsql_dbcli.sh
• for mysql series including TiDB, launch mysql_dbcli.bat or mysql_dbcli.sh
• on Windows, start console.bat then goto File->New tab and choose which type of db to connect, default is oracle