Town Field Poem:
——— Dream who feel, the water month Build blog. Baiqian tribulation, only know the vicissitudes of the world.
——— today holds the Buddhist language, the technology is boundless willing to learn. Willing to do what you learn, cast a conscience blog.
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1 Code
1--Create a database2 CREATE DATABASE HelloWorld13 4 5--use helloworld1 this database6 Use helloworld17 8--Create a table teacher9 CREATE TABLE TeacherTen ( OneIdintPrimary Key Identity (1,1), AName nvarchar (Ten), -Class nchar (2) - ) the - CREATE TABLE location - ( -Class nchar (2), +Location nvarchar (5) - ) + A--look at teacher, what's this form? at Select* fromTeacher - Select* from Location - ---insert these lines into this teacher - INSERT INTO Teacher -Values'nu wa Niang','Taoism'), in('meta-start Tianzun','Taoism'), -('Buddha Buddha','Buddhist'), to('Jesus','Christ'), +('Green-degree mother','Buddhist'), -('nine days should be meta-tianzun of Thunder','Taoism'), the('The salt-free Empress','Taoism'), *('Heavenly Queen','Taoism') $ Panax Notoginseng--insert these lines into this location - Insert into location theValues'Buddhist','India'), +('Taoism','China'), A('Christ','Western'), the('Confucian','China') + ---inner JOIN inline, link the teacher table to the location table $--teacher is the main table, location is attached table, with teacher $ ---only the matching content is displayed, and the mismatch does not appear. For example, Confucianism did not appear - Select* from theTeacher INNER JOIN location on Teacher.class=location.class
2 Show
3 Code
1 Select * from 2 Inner Join Teacher on teacher.class=Location.class
Location on the left, teacher on the right
4 show
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The essence of the blog, in the technical part, more in the town yard a poem.
Sqlsever is a good language, worth studying hard. Familiar with the database of additions and deletions, write procedures necessary.
If the content of the post can be improved, or even the wrong place, please leave a comment, I will try to correct, strive to cast a conscience blog.
Note: This article is only as a scientific research study, if I inadvertently violated your rights and interests, please be sure to timely inform, I will make corrections.
Sqlsever base where inner join inline table, two tables show content in cooperation with specified criteria