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SQL INDEPTH PRACTICAL GUIDE FOR BEGINNERS & POWER USERS

Posted By: Free butterfly
SQL INDEPTH PRACTICAL GUIDE FOR BEGINNERS & POWER USERS

SQL INDEPTH PRACTICAL GUIDE FOR BEGINNERS & POWER USERS: The Concise SQL A-Z Mastery Guide for All Users for Data Management, Analysis, and Manipulation with Practice Exercises and Solutions by Tech Demystified
English | 2021 | ISBN: N/A | ASIN: B09H2DSXQD | 392 pages | EPUB | 13 Mb

Are you a beginner or an intermediate user SQL?
Have you been struggling to have a smooth glide with SQL?
Ever wonder how to use SQL for data analysis, manipulation and management?
If yes, then, I bring you glad tidings because this user guide was written because of you!
SQL is the language used to communicate and interrogate databases. It is a standard language for most databases and it is both internationally and locally used and it contains several functionalities. SQL is primarily used to perform four functions known as CRUD; create, read, update and delete.
Virtually all companies or businesses are investing in technology, hardly will you see a business with the intent to make a profit start-up or otherwise not make use of technology if they want to attain any form of success. Thus, to gather, handle and transform a large amount of data, SQL can help us to perform certain functions for easier communication. SQL was invented by IBM to help software developers, database managers and business managers. SQL helps these sets of people and grants them controlled access to data and helps them manipulate said data to make key business decisions.
What will be explained in this user manual is the standard SQL that will be used or can be used for any database. In this manual, you will be taught everything you need to know about SQL. This user guide is quite detailed and here are some of the things you should look forward to;
Types of SQL commands
Understanding relational databases
How to setup on Oracle Apex
How to manually install the country’s dataset
SQL commands
Data types
Perform data query language operations using the select command
Understand how to apply the distinct command
Perform data definition language commands such as creating, dropping, and altering tables and objects
Understand the formatting differences between string and numerical values used as in query constraints and clauses
Perform data manipulation language commands such as inserting, updating, and deleting records in a table
Use data control language to grant and revoke permissions within your schema
Get a high-level overview of Transaction Control Language
How to qualify column names
That qualifying your column names can remove ambiguity when referencing a column in the select statement
How to alias table names
How to qualify columns
How to format dates in SQL using functions
How to use date formatting functions to work with date values represented by different data types
Simple String functions
Simple Mathematical functions
The section will end with some practical assignments. And many more.
Follow the picture descriptions, they are there for further clarifications and guidance, if carefully followed, this guide will help you master SQL in no time, and if you do get lost in the middle, just go back to the previous chapter so you can understand better.

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