And what's your expected output for this SQL? From what I inferred, this is generating a table with single columns contains hourly datetime between insert_from_timestamp and insert_to_timestamp, and ...

changed the title 多表left join 出现Caused by: io.shardingjdbc.core.parsing.parser.exception.SQLParsingException: SQL syntax error, expected token is 'EQ', actual token is 'IDENTIFIER', literals is 'sales ...