The document creates a database and table to store student personal information. It then performs calculations on the birthdate field to display a person's age in years and calculates who was born on a specific date. Several students are then inserted into the personal table with their code, name, and birthdate.

1. CAMPOS CALCULADOS
CREATEDATABASE ALUMNOS
USE ALUMNOS
CREATETABLE PERSONAL(
CODPER NVARCHAR(20)PRIMARYKEYNOTNULL,
NOMBPER NVARCHAR(50)NOTNULL,
FEC_NAC NVARCHAR(50)NOTNULL,
EDA NVARCHAR(50)NOTNULL
)
--CAMPO CALCULADO EDAD 2
SELECT NOMBPER,FEC_NAC,YEAR(GETDATE())-YEAR(FEC_NAC)AS EDAD FROM PERSONAL
--EDAD+AÑOS 3
SELECT NOMBPER,STR(YEAR(GETDATE())-YEAR(FEC_NAC))+'AÑOS'AS EDAD FROM
PERSONAL
--PERSONAS Q NACIERON 4
SELECT NOMBPER,FEC_NAC FROM PERSONAL
WHERE FEC_NAC='12/10/1991'
-- 5
insertinto PERSONAL(CODPER,NOMBPER,FEC_NAC)values('0001','ANGLES
ANDREA','12/09/1980')
insertinto PERSONAL(CODPER,NOMBPER,FEC_NAC)values('0002','SUBIA
FABIAN','05/02/1886')
insertinto PERSONAL(CODPER,NOMBPER,FEC_NAC)values('0003','PURUHUAYA
ALISON','10/06/1860')
insertinto PERSONAL(CODPER,NOMBPER,FEC_NAC)values('0004','CARRILLO
KAROL','20/12/2002')