Methods for importing mysql5 sql file into mysql4

1. Import the sql file exported in mysql5 into mysql5.
2. Use mysqldump -uroot -p1234 --opt --compatible=mysql40 -A -re:\
--compatible=name parameter description is as follows:
--compatible=name Change the dump to be compatible with a given mode. By
default tables are dumped in a format optimized for
MySQL. Legal modes are: ansi, mysql323, mysql40,
postgresql, oracle, mssql, db2, maxdb, no_key_options,
no_table_options, no_field_options. One can use several
modes separated by commas. Note: Requires MySQL server
version 4.1.0 or higher. This option is ignored with
earlier server versions.
3. Import e:\ into mysql4, such as in the mysql command line
source e:\