create table table_name as select * from table_name1; ---复制表，包括数据，不会创建索引 create table table_name as select * from table_name1 where 1=2; ---复制表，不包括数据 insert into table_name select * from table_name1; ---复制表数据 insert into table_name (column1,column2) select column1x,column2x from table_name1; ---复制部分表数据