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Database by Doug

SQL Server

Basic, intermediate, and advanced Structured Query Language (SQL) demonstrations using Microsoft's SQL Server.
SQL from the very beginning, plus best practices for coding and performance. Demos for beginners, programmers, and "accidental" database administrators.

SQL to find NULL in any column
SQL to find NULL in any column
Run a SQL Server on your Macbook M1 2024
Run a SQL Server on your Macbook M1 2024
Подход к сложным SQL-запросам
Подход к сложным SQL-запросам
Running SQL Server in a Docker Container
Running SQL Server in a Docker Container
Azure Data Studio Introduction
Azure Data Studio Introduction
Using the SwitchOffset function for Time Zones
Using the SwitchOffset function for Time Zones
Model Building: The Big Picture
Model Building: The Big Picture
IN versus EXISTS - are they the same?
IN versus EXISTS - are they the same?
Understanding Relational Division in SQL
Understanding Relational Division in SQL
Finding UnMatched Records in SQL
Finding UnMatched Records in SQL
Time Zones and the DATETIMEOFFSET data type in SQL
Time Zones and the DATETIMEOFFSET data type in SQL
ANY and ALL in SQL Server
ANY and ALL in SQL Server
Using the CAST function in SQL
Using the CAST function in SQL
Using DISTINCT in SQL
Using DISTINCT in SQL
Foreign Keys in Relational Databases
Foreign Keys in Relational Databases
Primary Keys in Relational Databases
Primary Keys in Relational Databases
String Expressions in SQL
String Expressions in SQL
Numeric Expressions in SQL
Numeric Expressions in SQL
The SQL FROM Clause
The SQL FROM Clause
Structuring Data
Structuring Data
Tables and their parts
Tables and their parts
SQL Ranking Functions: Part 2 Rank, Row_Number, and Dense_Rank
SQL Ranking Functions: Part 2 Rank, Row_Number, and Dense_Rank
SQL Ranking Functions: Part 1 The Over Clause
SQL Ranking Functions: Part 1 The Over Clause
Quick! What's the difference between RANK, DENSE_RANK, and ROW_NUMBER?
Quick! What's the difference between RANK, DENSE_RANK, and ROW_NUMBER?
Can I use NULL with the IN operator in SQL?
Can I use NULL with the IN operator in SQL?
Clustered Indexes and DB Caching
Clustered Indexes and DB Caching
SQL Server Caching
SQL Server Caching
Simple Indexing Intro
Simple Indexing Intro
The bit data type in SQL Server
The bit data type in SQL Server
Simple Recursion in SQL
Simple Recursion in SQL
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