DDL语句 DROP TABLE IF EXISTS USER 解析表明错误

[jingshouyan]

Please answer these questions before submitting your issue. Thanks!

Which version of Sharding-Jdbc do you using?

1.5.1

Expected behavior

表名解析为 USER

Actual behavior

表名解析为 IF

Steps to reproduce the behavior

log：
2017-08-24 17:29:03,764 datasourceService INFO [main] Sharding-JDBC-SQL: Logic SQL: DROP TABLE IF EXISTS USER;
2017-08-24 17:29:03,764 datasourceService INFO [main] Sharding-JDBC-SQL: SQLStatement: DDLStatement(super=AbstractSQLStatement(type=DDL, tables=Tables(tables=[Table(name=IF, alias=Optional.absent())]), conditions=Conditions(conditions={}), sqlTokens=[TableToken(beginPosition=11, originalLiterals=IF)]))
2017-08-24 17:29:03,764 datasourceService INFO [main] Sharding-JDBC-SQL: Actual SQL: user_00 ::: DROP TABLE IF EXISTS USER;

Please provide the reproduce example codes (such as github link) if possible.

[terrymanu]

fixed at 1.5.2