The problem of one user in oracle operating tables in multiple tablespaces

First, authorize the specified user.

          There can only be one default tablespace for a user, but you can try to authorize objects in other tablespaces with the following statement:

         alter user  username quota 0||unlimited on tablespace_name;

 

Again, the command to create the table.

          A user can have multiple tablespaces when creating a table:

          create table TABLE_NAME () tablespace TABLESPACE_NAME; so that the table you create will be in the specified space.

 

Finally, as for queries, inserts, etc. you know...