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

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Database models and ERDs for Newbs Part: 2

Database models and ERDs for Newbs Part: 2

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2 min read
History Tables

History Tables

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7 min read
Explicit Entity State

Explicit Entity State

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2 min read
Starting With SQL
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Starting With SQL

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4 min read
Select query using an outer apply

Select query using an outer apply

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1 min read
Database models and ERDs for Newbs Part: 1

Database models and ERDs for Newbs Part: 1

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2 min read
When query db should I check if data exists first then select it ?

When query db should I check if data exists first then select it ?

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1 min read
You Can Do it in SQL, Stop Writing Extra Code for it
Cover image for You Can Do it in SQL, Stop Writing Extra Code for it

You Can Do it in SQL, Stop Writing Extra Code for it

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5 min read
#100CodeExamples – PL/SQL BOOLEAN to INT

#100CodeExamples – PL/SQL BOOLEAN to INT

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2 min read
USING DATABASE TRIGGERS IN POSTGRESQL

USING DATABASE TRIGGERS IN POSTGRESQL

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5 min read
Databases in Python Made Easy with SQLAlchemy

Databases in Python Made Easy with SQLAlchemy

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10 min read
DB2: Restart Identity

DB2: Restart Identity

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1 min read
Find a Specific Column In An Unknown SQL Table

Find a Specific Column In An Unknown SQL Table

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2 min read
A PRIMER ON POSTGRESQL STORED FUNCTIONS (PL/pgSQL)

A PRIMER ON POSTGRESQL STORED FUNCTIONS (PL/pgSQL)

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5 min read
Clone schema in PostgreSQL
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Clone schema in PostgreSQL

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1 min read
Run migrations in schemas in PostgreSQL

Run migrations in schemas in PostgreSQL

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2 min read
The semantics of Elasticsearch’s nested datatype and query operator

The semantics of Elasticsearch’s nested datatype and query operator

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4 min read
2018 in review: 5 most viewed posts of this year on my blog
Cover image for 2018 in review: 5 most viewed posts of this year on my blog

2018 in review: 5 most viewed posts of this year on my blog

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3 min read
Back Up and Restore Your SQL Database

Back Up and Restore Your SQL Database

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4 min read
SQL Clause is coming to town!
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SQL Clause is coming to town!

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1 min read
#100CodeExamples – SYSDATE vs. CURRENT_DATE

#100CodeExamples – SYSDATE vs. CURRENT_DATE

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2 min read
Conditional Column Join in SQL
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Conditional Column Join in SQL

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2 min read
Authentication Hashing in SQLAlchemy

Authentication Hashing in SQLAlchemy

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4 min read
Explain DB2 query

Explain DB2 query

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1 min read
Build a Basic App with Spring Boot and JPA using PostgreSQL
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Build a Basic App with Spring Boot and JPA using PostgreSQL

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19 min read
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