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create view using sql

All Things SQL 

SQL VIEW – Create, Replace, Modify & Drop

create view sql, create view using sql, create views in sql, delete view sql, modify view sql, sql create view, sql delete view, sql modify view

We can use SQL views for many reasons and are very powerful when used properly. Views allow us to store

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Start Learning SQL

  • SELECT – Start Here
  • DISTINCT and COUNT – The Basics
  • WHERE – Using Filters
  • AND Versus OR Operators
  • Parentheses – Order of Operations
  • JOIN – Inner Join and Aliases
  • WHERE – Joining Tables
  • JOIN – Left, Right, and Full Outer
  • GROUP BY – Count, Sum, and More
  • HAVING – Filtering Aggregates
  • ORDER BY – Sorting Results
  • UNION ALL – Combining Datasets
  • MINUS – Subtracting Datasets

Advanced SQL

  • CAST & CONVERT – Modifying Data Types
  • CONCAT – Combining Multiple Columns
  • INSERT – Using SELECT Statement
  • CASE Statement – Replacing If-Else
  • LEAD() Function – Getting Next Values
  • LAG() Function – Getting Previous Values

DML & DDL Examples

  • DDL vs DML – A Comparison
  • CREATE TABLE – Examples
  • ALTER TABLE – Add, Drop, & Modify Columns
  • TRUNCATE vs DELETE – Erasing Tables
  • DROP – Tables, Views, Etc. – Deleting Objects

Common SQL Problems

  • Finding Duplicates
  • Getting Today’s Date

Data Warehousing

  • Fact Tables vs Dimension Tables
  • Slowly Changing Dimensions
  • OLAP vs OLTP Databases
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