Capitulo 6 (Algebra relacional y Calculos relacionales)
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UNIVERSIDAD CENTRAL DEL ECUADOR CAPITULO 6: ALGEBRA RELACIONAL Y CALCULOS RELACIONALES NOMBRE: Alexander Montenegro AULA: 39
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Transcript of Capitulo 6 (Algebra relacional y Calculos relacionales)
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UNIVERSIDAD CENTRAL DEL ECUADOR
CAPITULO 6: ALGEBRA RELACIONAL Y CALCULOS RELACIONALES
NOMBRE: Alexander Montenegro AULA: 39
![Page 2: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/2.jpg)
Alexander Montenegro
![Page 3: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/3.jpg)
Alexander Montenegro
![Page 4: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/4.jpg)
EJEMPLO DE SELECT
De la nomina de alumnos los apellidos de los estudiantes que tengan igual a 6
Alexander Montenegro
![Page 5: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/5.jpg)
EJEMPLO DE Proyección
De la nomina los campos de todos los estudiantes los números apellidos y nombres
Alexander Montenegro
![Page 6: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/6.jpg)
Alexander Montenegro
![Page 7: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/7.jpg)
TABLA 1 TABLA 2
UNION INTERSECCION MENOS
Alexander Montenegro
![Page 8: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/8.jpg)
Alexander Montenegro
![Page 9: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/9.jpg)
Alexander Montenegro
![Page 10: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/10.jpg)
Alexander Montenegro
![Page 11: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/11.jpg)
Alexander Montenegro
![Page 12: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/12.jpg)
Alexander Montenegro
![Page 13: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/13.jpg)
Alexander Montenegro
![Page 14: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/14.jpg)
Alexander Montenegro
![Page 15: Capitulo 6 (Algebra relacional y Calculos relacionales)](https://reader036.fdocuments.net/reader036/viewer/2022062822/588060dd1a28ab0b098b59b3/html5/thumbnails/15.jpg)
Alexander Montenegro