PostgreSQL Tutorial: Using SERIAL To Create Auto-increment Column
Summary: in this tutorial, you will learn about the PostgreSQL SERIAL
pseudo-type and how to use the SERIAL
pseudo-type to define auto-increment columns in tables.
Summary: in this tutorial, you will learn about the PostgreSQL SERIAL
pseudo-type and how to use the SERIAL
pseudo-type to define auto-increment columns in tables.
Summary: in this tutorial, you will learn about the PostgreSQL UUID data type and how to generate UUID values using a supplied module.
Summary: in this tutorial, you will learn how to use the PostgreSQL BETWEEN operator to match a value against a range of values.
Summary: in this tutorial, you will learn about the PostgreSQL character data types including CHAR
, VARCHAR
, and TEXT
, and learn how to select the right character types for your tables.
Summary: in this tutorial, you will learn about the PostgreSQL CHECK
constraints and how to use them to constrain values in columns of a table based on a boolean expression.
Summary: In this tutorial, you will learn how to use the PostgreSQL COUNT()
function to count the number of rows in a table.
Summary: In this tutorial, you will learn how to use the PostgreSQL CREATE DATABASE statement to create new databases in the PostgreSQL database server.
Summary: In this tutorial, you will learn about the PostgreSQL roles and how to use the CREATE ROLE
statement to create new roles.
Summary: In this tutorial, you will learn how to use the PostgreSQL CREATE TABLE statement to create new a new table.
Summary: In this tutorial, you will learn how to create tablespaces by using the PostgreSQL CREATE TABLESPACE statement.
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