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IMPORTANT: Use SQL DROP (and DELETE) commands with extreme care, as the deleted entities are irrecoverable. Mysql> DROP DATABASE IF EXISTS southwind Mysql> CREATE DATABASE IF NOT EXISTS southwind You could optionally apply condition " IF EXISTS" or " IF NOT EXISTS" to these commands. You can create a new database using SQL command " CREATE DATABASE databaseName" and delete a database using " DROP DATABASE databaseName". We shall begin with the first table called " products" with the following columns (having data types as indicated) and rows: Database: southwindĬreating and Deleting a Database - CREATE DATABASE and DROP DATABASE Let's call our database " southwind" (inspired from Microsoft's Northwind Trader sample database). A product sales database typically consists of many tables, e.g., products, customers, suppliers, orders, payments, employees, among others. Let us begin with a simple example - a product sales database. A " test" database is provided during installation for your testing. The databases " mysql", " information_schema" and " performance_schema" are system databases used internally by MySQL. You can use SHOW DATABASES to list all the existing databases in the server. Hence, it is best to treat identifiers as case-sensitive. The names or identifiers (database names, table names, column names, etc.) are case-sensitive in some systems, but not in other systems. For clarity, they are shown in uppercase. The SQL keywords and commands are NOT case-sensitive. A table is made up of columns (or fields) and rows ( records). Each database consists of one or more tables. SHOW WARNINGS - Show the warnings of the previous statement An Example for the Beginners (But NOT for the dummies)Ī MySQL database server contains many databases (or schemas). , columnNValue) - Insert on selected Columns VALUES ( column1Value, column2Value.) - Insert on all Columns SHOW CREATE TABLE tableName - Show the CREATE TABLE statement for this tableName - Row-Level Modify a table, e.g., ADD COLUMN and DROP COLUMNĪLTER TABLE tableName ADD columnDefinitionĪLTER TABLE tableName ADD FOREIGN KEY ( columnNmae) REFERENCES tableName ( columnNmae) ALTER TABLE tableName DROP FOREIGN KEY constraintName SHOW TABLES - Show all the tables in the default databaseĭESCRIBE|DESC tableName - Describe the details for a tableĪLTER TABLE tableName. įOREIGN KEY ( columnNmae) REFERENCES tableName ( columnNmae) SHOW CREATE DATABASE databaseName - Show the CREATE DATABASE statement - Table-LevelĬolumnName columnType columnAttribute. SELECT DATABASE() - Show the default database USE databaseName - Set the default (current) database SHOW DATABASES - Show all the databases in this server Database-LevelĭROP DATABASE databaseName - Delete the database (irrecoverable!)ĭROP DATABASE IF EXISTS databaseName - Delete if it existsĬREATE DATABASE databaseName - Create a new databaseĬREATE DATABASE IF NOT EXISTS databaseName - Create only if it does not exists

#Sqlectron view table manual

Summary of MySQL Commands Used in this Tutorialįor detailed syntax, check MySQL manual "SQL Statement Syntax".

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Import " How to Install MySQL and Get Started" on how to install, customize, and get started with MySQL. Facebook Authentication Using Spring Boot + Spring Social Simple Example.ĭefine the Spring Boot bootstrap class having the SpringBootApplication annotation.

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Spring Boot + OAuth 2 Password Grant - Hello World Example. Spring Boot + OAuth 2 Client Credentials Grant - Hello World Example.

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Spring Boot Security - Implementing OAuth2 Spring Boot Security - Introduction to OAuth Spring Boot OAuth2 Part 1 - Getting The Authorization Code Spring Boot OAuth2 Part 2 - Getting The Access Token And Using it to fetch data. In the next tutorial we will see how using the authorization code

After successful authentication the Resource Server shares an authorization code with the client application.

The Resource Server asks the Resource Owner to authenticate itself and as for authorization to share data.

The Resource Owner will ask the Client Application to get some data from the Resource Server.

The flow we will be implementing is as follows. Tutorial we will be implementing the Client Application and In previous tutorial we had an overview of OAuth and how we will be implementing it.