Results 3 issues of double-7

**question:** Whether to support drop multiple data tables? **present situation:** 1. version:2.6.0.8 2. sql:`DROP TABLE IF EXISTS tablename1 ,tablename2;` 3. result:`DB error: syntax error near ", tablename2;" (0.000481s)`

help wanted
question

**Bug Description** 使用JDBC 连接本机taosd 数据库,会使当前java程序无法读取系统默认时区。 **To Reproduce** 1. 连接taosd数据库 2. 在程序运行过程中修改系统时区,获取系统时区,java API读取系统时区 **Screenshots** ![image](https://user-images.githubusercontent.com/24646801/186386073-c23d1773-ee7c-4986-9d0c-7837ab120095.png) **Environment (please complete the following information):** - TDengine Version 2.6.0.8 **测试代码** ``` public static void main(String[]...

bug

## code https://github.com/graylog-labs/syslog4j-graylog2/blob/374bc20d77c3aaa36a68bec5125dd82ce0a88aab/src/main/java/org/graylog2/syslog4j/impl/net/udp/UDPNetSyslog.java#L77 ## end An exception occurs when the UDP message is greater than 65507. The metering parameter "attempts" will not accumulate, resulting in failure to jump out of...