Postgresql Tutorials | Primary Key Constraints in Postgresql | postgresql primary key errors

Publicado em: 22 Julho 2020
no canal de: Training2SQL MSBI

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This video talks about
Primary Key Constraints in Postgresql
postgresql primary key errors
add primary key to table in postgres
Primary Key Constraint on Table in PostgreSQL

scripts used :
Primary Key = Not Null + UNIQUE

One Pkey per table

CREATE TABLE Emps4(EmpID int PRIMARY KEY,EmpName varchar(100),UserName varchar(50),Location varchar(50))

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