如果在CREATETABLE语句中没有指定表字符集和校对规则，则使用数据库字符集和校对规则作为默认值。
The database character set and collation are used as default values if the table character set and collation are not specified in CREATE table statements.
如果在CREATETABLE语句中没有指定表字符集和校对规则，则使用数据库字符集和校对规则作为默认值。
The database character set and collation are used as default values if the table character set and collation are not specified in CREATE table statements.
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