feat: add schema in create command

[rubiagatra]

Solve partially #196

[rubiagatra]

hi @nineinchnick , I only add SCHEMA do we need add all like in psql?

postgres=# CREATE
ACCESS METHOD        DATABASE             FOREIGN TABLE        MATERIALIZED VIEW    PUBLICATION          SERVER               TEMP                 TYPE                 VIEW
AGGREGATE            DOMAIN               FUNCTION             OPERATOR             ROLE                 STATISTICS           TEMPORARY            UNIQUE
CAST                 EVENT TRIGGER        GROUP                OR REPLACE           RULE                 SUBSCRIPTION         TEXT SEARCH          UNLOGGED
COLLATION            EXTENSION            INDEX                POLICY               SCHEMA               TABLE                TRANSFORM            USER
CONVERSION           FOREIGN DATA WRAPPER LANGUAGE             PROCEDURE            SEQUENCE             TABLESPACE           TRIGGER              USER MAPPING FOR

[nineinchnick]

I responded in #196 (comment)