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Notes

BI

Mario Jesús Delgado Cruz Spanish 2 pages

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Content of the notes (2)

Page 1

Inner join simple

select *

from tabla1 inner join tabla2

on tabla1.variable1=tabla2.variable1

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Page 2

LEFT OUTER JOIN

select * from tabla1

left outer join tabla2

on tabla1.variable1 = tabla2.variable1;

Solo extraemos los datos de la primer tabla incluyendo los datos de la segunda que si esten en la primera tabla

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Note on BI, created by Mario Jesús Delgado Cruz on 05/02/2020.
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