Intorduccion al sql

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mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql|
| test |
+--------------------+
3 rows in set (0.00 sec)

mysql> create database contactos;
Query OK, 1 row affected (0.00 sec)

mysql> show tables;
ERROR 1046 (3D000):No database selected
mysql> show table;
ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that
corresponds to your MySQL server version for the right syntax to use near'' at
line 1
mysql> show tables;
ERROR 1046 (3D000): No database selected
mysql> use contactos;
Database changed
mysql> show tables;
Empty set (0.00 sec)

mysql> cretae table contactos-> (idcontacto int,
-> nombre varchar(20),
-> apellido varchar(20),
-> direccion varchar(30),
-> ciudad varchar(15),
-> pais varchar(15),
-> nombrecompania varchar(30),-> cargo varchar(20),
-> telefonotrabajo char (8),
-> telefonomovil char (8),
-> correoelectronico varchar (30),
-> idtipocontacto int);
ERROR 1064 (42000): You have an errorin your SQL syntax; check the manual that
corresponds to your MySQL server version for the right syntax to use near 'creta
e table contactos
(idcontacto int,
nombre varchar(20),
apellidovarchar(20)' at line 1
mysql> create table contactos
-> (idcontacto int,
-> nombre varchar(20),
-> apellido varchar(20),
-> direccion varchar(30),
-> ciudad varchar(15),
->pais varchar(15),
-> nombrecompania varchar(30),
-> cargo varchar(20),
-> telefonotrabajo char (8),
-> telefonomovil char (8),
-> correoelectronico varchar (30),
->...