1. ---+--------------------+
| codigo | nombre | cargo | f_ingreso | salario | comision | cod_d
ep | departamento_codep |
+--------+----------------+------------+------------+---------+----------+------
---+--------------------+
| 7369 | Carlos Perdomo | SUPERVISOR | 0000-00-00 | 800 | 50 |
20 | 10 |
| 7499 | Fernando Velez | VENDEDOR | 0000-00-00 | 1600 | 300 |
30 | 20 |
| 7521 | Rosario Gomez | VENDEDOR | 0000-00-00 | 2975 | 200 |
20 | 30 |
+--------+----------------+------------+------------+---------+----------+------
---+--------------------+
3 rows in set (0.00 sec)
mysql> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| empresa |
| mysql |
+--------------------+
3 rows in set (0.00 sec)
mysql> drop database empresa;
Query OK, 2 rows affected (0.10 sec)
mysql>
mysql>
mysql>
mysql>
mysql>
mysql> create database empresa;
Query OK, 1 row affected (0.01 sec)
mysql> use empresa;
Database changed
mysql>
mysql>
mysql>
mysql> create table departamento
-> (codep integer(30) PRIMARY KEY,
-> nombre_der varchar(30),
-> ubicacion varchar(30));
Query OK, 0 rows affected (0.05 sec)
mysql>
mysql> insert into departamento
-> values(10,'contabilidad','cali');
Query OK, 1 row affected (0.02 sec)
mysql>
mysql> insert into departamento
-> values(20,'investigacion','bogota');
Query OK, 1 row affected (0.02 sec)
mysql>
mysql> insert into departamento
-> values(30,'ventas','manizales');
Query OK, 1 row affected (0.02 sec)
mysql> select * from departamento;
+-------+---------------+-----------+

2. | codep | nombre_der | ubicacion |
+-------+---------------+-----------+
| 10 | contabilidad | cali |
| 20 | investigacion | bogota |
| 30 | ventas | manizales |
+-------+---------------+-----------+
3 rows in set (0.00 sec)
mysql>
mysql>
mysql> create table empleado
-> (codigo integer,
-> nombre varchar(30),
-> cargo varchar(30),
-> f_ingreso date,
-> salario integer,
-> comision integer,
->
-> departamento_codep integer,
-> PRIMARY KEY (codigo),
-> FOREIGN KEY(departamento_codep)
-> REFERENCES departamento(codep)
-> ON DELETE NO ACTION
-> ON UPDATE NO ACTION
-> );
Query OK, 0 rows affected (0.06 sec)
mysql> insert into empleado
-> values(7369,'Carlos Perdomo','SUPERVISOR',1980-12-17,800,50,20);
Query OK, 1 row affected, 1 warning (0.03 sec)
mysql>
mysql> insert into empleado
-> values(7499,'Fernando Velez','VENDEDOR',1981-02-20,1600,300,30);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7521,'Rosario Gomez','VENDEDOR',1981-12-22,2975,200,30);
Query OK, 1 row affected, 1 warning (0.01 sec)
mysql>
mysql> insert into empleado
-> values(7566,'Jones Wilson','AUXILIAR',1981-04-21,2975,200,20);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7654,'Martin Vanegas','VENDEDOR',1998-03-04,1250,1400,30);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql>
mysql> insert into empleado
-> values(7698,'Blake Salas','AUXILIAR',2003-08-04,2850,150,30);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7782,'Clark Ken','AUXILIAR',2006-11-30,2450,1200,10);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado

3. -> values(7788,'Alma Scott','ANALISTA',2004-07-14,3000,0,20);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql>
mysql> insert into empleado
-> values(7839,'Clara Lopez','PRESIDENTE',1998-11-11,5000,0,10);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7844,'Zoila Estrada','VENDEDOR',2007-10-03,1500,1300,30);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7876,'Diego Perez','SUPERVISOR',1999-11-03,1100,100,20);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql>
mysql> insert into empleado
-> values(7900,'Ximena Rugeles','SUPERVISOR',2000-12-20,950,2500,30);
Query OK, 1 row affected, 1 warning (0.01 sec)
mysql>
mysql> insert into empleado
-> values(7902,'Viviana Morales','ANALISTA',2001-11-11,3000,1800,20);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql>
mysql> insert into empleado
-> values(7934,'Tito Lopez','SUPERVISOR',2006-06-05,1300,0,10);
Query OK, 1 row affected, 1 warning (0.02 sec)
mysql> select * from empleado;
+--------+-----------------+------------+------------+---------+----------+-----
---------------+
| codigo | nombre | cargo | f_ingreso | salario | comision | depa
rtamento_codep |
+--------+-----------------+------------+------------+---------+----------+-----
---------------+
| 7369 | Carlos Perdomo | SUPERVISOR | 0000-00-00 | 800 | 50 |
20 |
| 7499 | Fernando Velez | VENDEDOR | 0000-00-00 | 1600 | 300 |
30 |
| 7521 | Rosario Gomez | VENDEDOR | 0000-00-00 | 2975 | 200 |
30 |
| 7566 | Jones Wilson | AUXILIAR | 0000-00-00 | 2975 | 200 |
20 |
| 7654 | Martin Vanegas | VENDEDOR | 0000-00-00 | 1250 | 1400 |
30 |
| 7698 | Blake Salas | AUXILIAR | 0000-00-00 | 2850 | 150 |
30 |
| 7782 | Clark Ken | AUXILIAR | 0000-00-00 | 2450 | 1200 |
10 |
| 7788 | Alma Scott | ANALISTA | 0000-00-00 | 3000 | 0 |
20 |
| 7839 | Clara Lopez | PRESIDENTE | 0000-00-00 | 5000 | 0 |
10 |
| 7844 | Zoila Estrada | VENDEDOR | 0000-00-00 | 1500 | 1300 |
30 |
| 7876 | Diego Perez | SUPERVISOR | 0000-00-00 | 1100 | 100 |
20 |

4. | 7900 | Ximena Rugeles | SUPERVISOR | 0000-00-00 | 950 | 2500 |
30 |
| 7902 | Viviana Morales | ANALISTA | 0000-00-00 | 3000 | 1800 |
20 |
| 7934 | Tito Lopez | SUPERVISOR | 0000-00-00 | 1300 | 0 |
10 |
+--------+-----------------+------------+------------+---------+----------+-----
---------------+
14 rows in set (0.01 sec)
mysql> select count(*) as 'NUMERO EMPLEADOS' from empleado;
+------------------+
| NUMERO EMPLEADOS |
+------------------+
| 14 |
+------------------+
1 row in set (0.03 sec)
mysql> select count(DISTINCT CARGO) as 'NUMEROS DE CARGOS' from empleado;
+-------------------+
| NUMEROS DE CARGOS |
+-------------------+
| 5 |
+-------------------+
1 row in set (0.00 sec)
mysql> select nombre_der as departamento, count(*) as 'NUMERO DE EMPLEADOS' from
empleado, departamento where codep=deptno group by deptno;
ERROR 1054 (42S22): Unknown column 'deptno' in 'where clause'
mysql>
mysql>
mysql>
mysql>
mysql> select nombre_der as departamento, count(*) as "NUMERO DE EMPLEADOS" from
empleado, departamento where codep=departamento_codep group by departamento_cod
ep;
+---------------+---------------------+
| departamento | NUMERO DE EMPLEADOS |
+---------------+---------------------+
| contabilidad | 3 |
| investigacion | 5 |
| ventas | 6 |
+---------------+---------------------+
3 rows in set (0.03 sec)
mysql> select cargo, count(*) as "empleados por cargo" from empleado group by ca
rgo;
+------------+---------------------+
| cargo | empleados por cargo |
+------------+---------------------+
| ANALISTA | 2 |
| AUXILIAR | 3 |
| PRESIDENTE | 1 |
| SUPERVISOR | 4 |
| VENDEDOR | 4 |
+------------+---------------------+
5 rows in set (0.00 sec)
mysql> select nombre_der as departamento, sum(salario) as "suma salario" from em
pleado,departamento where codep=departamento_codep group by departamento_codep;
+---------------+--------------+
| departamento | suma salario |
+---------------+--------------+
| contabilidad | 8750 |

5. | investigacion | 10875 |
| ventas | 11125 |
+---------------+--------------+
3 rows in set (0.02 sec)
mysql> select departamento_codep from empleado group by departamento_codep havin
g sum(salario) >9000;
+--------------------+
| departamento_codep |
+--------------------+
| 20 |
| 30 |
+--------------------+
2 rows in set (0.00 sec)
mysql> select departamento_codep as CODIGO ,nombre_der as NOMBRE from empleado,d
epartamento where codep=departamento_codep group by departamento_codep having su
m(salario) >9000;
+--------+---------------+
| CODIGO | NOMBRE |
+--------+---------------+
| 20 | investigacion |
| 30 | ventas |
+--------+---------------+
2 rows in set (0.00 sec)
mysql> select max(salario) as "salario mas alto" from empleado;
+------------------+
| salario mas alto |
+------------------+
| 5000 |
+------------------+
1 row in set (0.00 sec)
mysql> select nombre, salario from empleado where salario = (select max(salario)
from empleado);
+-------------+---------+
| nombre | salario |
+-------------+---------+
| Clara Lopez | 5000 |
+-------------+---------+
1 row in set (0.03 sec)
mysql>

6. | investigacion | 10875 |
| ventas | 11125 |
+---------------+--------------+
3 rows in set (0.02 sec)
mysql> select departamento_codep from empleado group by departamento_codep havin
g sum(salario) >9000;
+--------------------+
| departamento_codep |
+--------------------+
| 20 |
| 30 |
+--------------------+
2 rows in set (0.00 sec)
mysql> select departamento_codep as CODIGO ,nombre_der as NOMBRE from empleado,d
epartamento where codep=departamento_codep group by departamento_codep having su
m(salario) >9000;
+--------+---------------+
| CODIGO | NOMBRE |
+--------+---------------+
| 20 | investigacion |
| 30 | ventas |
+--------+---------------+
2 rows in set (0.00 sec)
mysql> select max(salario) as "salario mas alto" from empleado;
+------------------+
| salario mas alto |
+------------------+
| 5000 |
+------------------+
1 row in set (0.00 sec)
mysql> select nombre, salario from empleado where salario = (select max(salario)
from empleado);
+-------------+---------+
| nombre | salario |
+-------------+---------+
| Clara Lopez | 5000 |
+-------------+---------+
1 row in set (0.03 sec)
mysql>