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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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The Important SQL Queries for Beginners

The Important SQL Queries for Beginners

13
Comments
8 min read
A Complete Guide on How SQL Injection Attacks Work

A Complete Guide on How SQL Injection Attacks Work

40
Comments 2
8 min read
Learn SQL: Microsoft SQL Server - Episode 6: Alias and Aggregate Data

Learn SQL: Microsoft SQL Server - Episode 6: Alias and Aggregate Data

7
Comments
6 min read
SQL - Sub Queries

SQL - Sub Queries

6
Comments
2 min read
Python and SQL

Python and SQL

7
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3 min read
Learn SQL: Microsoft SQL Server - Episode 5: Joining Tables

Learn SQL: Microsoft SQL Server - Episode 5: Joining Tables

7
Comments
3 min read
Hacktoberfest 2021 with QuestDB community

Hacktoberfest 2021 with QuestDB community

13
Comments 2
2 min read
How to Drop Multiple Databases in PostgreSQL

How to Drop Multiple Databases in PostgreSQL

5
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5 min read
SQL for detecting contiguous and non-contiguous date spans

SQL for detecting contiguous and non-contiguous date spans

8
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5 min read
SQL to derive subsequences

SQL to derive subsequences

2
Comments
4 min read
Learn SQL: Microsoft SQL Server - Episode 4: Sorting Results

Learn SQL: Microsoft SQL Server - Episode 4: Sorting Results

7
Comments
5 min read
SQL - Stored Procedure 📦

SQL - Stored Procedure 📦

34
Comments 1
1 min read
SQL: How to consult the database.

SQL: How to consult the database.

4
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2 min read
DELETE on SQL

DELETE on SQL

2
Comments
1 min read
Learn SQL: Microsoft SQL Server - Episode 3: Where Clause - Part 2

Learn SQL: Microsoft SQL Server - Episode 3: Where Clause - Part 2

7
Comments
5 min read
Little known vulnerability with ORMs and query builders

Little known vulnerability with ORMs and query builders

5
Comments
3 min read
Learn SQL: Microsoft SQL Server - Episode 3: Where Clause - Part 1

Learn SQL: Microsoft SQL Server - Episode 3: Where Clause - Part 1

8
Comments 2
4 min read
Top 5 MySQL GUI tools in 2021

Top 5 MySQL GUI tools in 2021

9
Comments
10 min read
Improving Backend Performance, Part 3/3: Fast Analytics

Improving Backend Performance, Part 3/3: Fast Analytics

7
Comments
4 min read
Improving Backend Performance Part 2/3: Using Database Indexes

Improving Backend Performance Part 2/3: Using Database Indexes

4
Comments
4 min read
DBMS Employee and Department

DBMS Employee and Department

6
Comments
1 min read
DBMS Student table

DBMS Student table

40
Comments
2 min read
SQL vs NoSQL Databases

SQL vs NoSQL Databases

2
Comments
1 min read
What’s new with BigQuery ?

What’s new with BigQuery ?

6
Comments
5 min read
Learn SQL: Microsoft SQL Server - Episode 2: Selecting Records

Learn SQL: Microsoft SQL Server - Episode 2: Selecting Records

7
Comments
6 min read
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