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

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ActiveRecord::Originator, a RubyGem indicating the origin of the SQL

ActiveRecord::Originator, a RubyGem indicating the origin of the SQL

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4 min read
PostGreSql-StoryFrom(Day89-100)

PostGreSql-StoryFrom(Day89-100)

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19 min read
Frugal SQL data access with Athena and Blue / Green support

Frugal SQL data access with Athena and Blue / Green support

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4 min read
Streamlining String Concatenation in SQL Server with CONCAT_WS

Streamlining String Concatenation in SQL Server with CONCAT_WS

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1 min read
How to use pgbench to test PostgreSQL® performance

How to use pgbench to test PostgreSQL® performance

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5 min read
Optimizing Database Performance with Views Functions and Triggers in PostgreSQL

Optimizing Database Performance with Views Functions and Triggers in PostgreSQL

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6 min read
Oracle Database: How to Create/Delete New User and Grant Privilege?

Oracle Database: How to Create/Delete New User and Grant Privilege?

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2 min read
How to Create a SQL Server GUI in 4 Steps

How to Create a SQL Server GUI in 4 Steps

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21 min read
ER Diagram Sample for Ecommerce Project

ER Diagram Sample for Ecommerce Project

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3 min read
Migrating SQL Server to Azure SQL Database with SQL Server Management Studio (SSMS)

Migrating SQL Server to Azure SQL Database with SQL Server Management Studio (SSMS)

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4 min read
Fortifying Postgres With Byzantine Fault Tolerance

Fortifying Postgres With Byzantine Fault Tolerance

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8 min read
Indexing Best Practices

Indexing Best Practices

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4 min read
Effective Strategies for Troubleshooting and Resolving 'Failure to Find WAL Records' Errors in PostgreSQL

Effective Strategies for Troubleshooting and Resolving 'Failure to Find WAL Records' Errors in PostgreSQL

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2 min read
YAML-based Database Docu

YAML-based Database Docu

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2 min read
How to manage tags for objects in Snowflake

How to manage tags for objects in Snowflake

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6 min read
Bagaimana cara menggunakan PostgreSQL tanpa melakukan instalasi?

Bagaimana cara menggunakan PostgreSQL tanpa melakukan instalasi?

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3 min read
Metis - Your Ultimate Database Guardrail

Metis - Your Ultimate Database Guardrail

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6 min read
Python Database Connectivity and SQL Basics for EDA 🐍📊

Python Database Connectivity and SQL Basics for EDA 🐍📊

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4 min read
Reset IDs postgresql database - snippet

Reset IDs postgresql database - snippet

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1 min read
Mastering Bound Queries in PostgreSQL: A Step-by-Step Guide with Examples

Mastering Bound Queries in PostgreSQL: A Step-by-Step Guide with Examples

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2 min read
Handling Migrations on NestJS with TypeORM

Handling Migrations on NestJS with TypeORM

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2 min read
GroupBy and Join in Spark

GroupBy and Join in Spark

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2 min read
Day-8 14 Frequently Asked SQL Query Interview Questions

Day-8 14 Frequently Asked SQL Query Interview Questions

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3 min read
From dbf to PostgreSQL with Python

From dbf to PostgreSQL with Python

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2 min read
Supercharge Your Database: 25 Essential MySQL Query Optimization Techniques

Supercharge Your Database: 25 Essential MySQL Query Optimization Techniques

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8 min read
Quick Guide to Parameterized Queries in SQL

Quick Guide to Parameterized Queries in SQL

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1 min read
Top Asking SQL vs Mongo Queries

Top Asking SQL vs Mongo Queries

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12 min read
Unleash the Speed Demon Within: Top 20 SQL Query Optimization Techniques

Unleash the Speed Demon Within: Top 20 SQL Query Optimization Techniques

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7 min read
Mastering Data Analysis with SQL: The Power of the ROW_NUMBER() Function

Mastering Data Analysis with SQL: The Power of the ROW_NUMBER() Function

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5 min read
Day-7 SQL

Day-7 SQL

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12 min read
Unraveling the Web: A Comprehensive Guide to Mastering SQL Joins

Unraveling the Web: A Comprehensive Guide to Mastering SQL Joins

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3 min read
The difficulty of SQL stems from relational algebra

The difficulty of SQL stems from relational algebra

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6 min read
COMMON MISTAKES TO AVOID IN SQL QUERY WRITING

COMMON MISTAKES TO AVOID IN SQL QUERY WRITING

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2 min read
Navigating SQL Data Types: A Comprehensive Guide

Navigating SQL Data Types: A Comprehensive Guide

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3 min read
4 numeric distribution metrics to track in Snowflake (and how to track them)

4 numeric distribution metrics to track in Snowflake (and how to track them)

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9 min read
Detecting table insert misses with adaptive flatline alerts

Detecting table insert misses with adaptive flatline alerts

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3 min read
Three ways to track schema drift in Snowflake

Three ways to track schema drift in Snowflake

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5 min read
Better Postgres Database Migrations and Testing by Ditching Bloated ORMs

Better Postgres Database Migrations and Testing by Ditching Bloated ORMs

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3 min read
Stay Fresh: Four Ways to Track Update Times for BigQuery Tables and Views

Stay Fresh: Four Ways to Track Update Times for BigQuery Tables and Views

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3 min read
Comparing Snowflake Dynamic Tables with dbt

Comparing Snowflake Dynamic Tables with dbt

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5 min read
Three Ways to Retrieve Row Counts in Redshift Tables and Views

Three Ways to Retrieve Row Counts in Redshift Tables and Views

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3 min read
Stay Fresh: Two Ways to Track Update Times for Snowflake Tables and Views

Stay Fresh: Two Ways to Track Update Times for Snowflake Tables and Views

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3 min read
Four Efficient Techniques to Retrieve Row Counts in BigQuery Tables and Views

Four Efficient Techniques to Retrieve Row Counts in BigQuery Tables and Views

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4 min read
Three Ways to Retrieve Row Counts for Snowflake Tables and Views

Three Ways to Retrieve Row Counts for Snowflake Tables and Views

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2 min read
3 ways to improve data sampling efficiency in Snowflake

3 ways to improve data sampling efficiency in Snowflake

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7 min read
Query optimisation using database indexes

Query optimisation using database indexes

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3 min read
Hey Managers! Don’t Let Developers Break Your Production! Let Metis Help You

Hey Managers! Don’t Let Developers Break Your Production! Let Metis Help You

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7 min read
SQL(Structured query language)

SQL(Structured query language)

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15 min read
11 Lessons to learn when using NULLs in PostgreSQL®

11 Lessons to learn when using NULLs in PostgreSQL®

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11 min read
Structured Query Language-SQL : Mastering SQL Queries: From Beginner to Expert

Structured Query Language-SQL : Mastering SQL Queries: From Beginner to Expert

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6 min read
SQL vs. No SQL | Database Types | Mastering Data Architecture

SQL vs. No SQL | Database Types | Mastering Data Architecture

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4 min read
Complete Guide: Fully Uninstalling Microsoft SQL Server 2019 from Your System

Complete Guide: Fully Uninstalling Microsoft SQL Server 2019 from Your System

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2 min read
SQLite3 Replication: A Wizard's Guide🧙🏽

SQLite3 Replication: A Wizard's Guide🧙🏽

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4 min read
Functions in SQL

Functions in SQL

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3 min read
Use EXISTS instead of COUNT > 0 when checking if records exist

Use EXISTS instead of COUNT > 0 when checking if records exist

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3 min read
Understanding OVER() Clause in SQL

Understanding OVER() Clause in SQL

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2 min read
Unlocking the Power of SQL Server: The Importance of Stored Procedures for Complex Queries

Unlocking the Power of SQL Server: The Importance of Stored Procedures for Complex Queries

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2 min read
Mastering SQL Aggregate Functions: SUM, MAX, MIN, AVG

Mastering SQL Aggregate Functions: SUM, MAX, MIN, AVG

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4 min read
Beyond the Basics: Leveraging ACID for Advanced Database Management

Beyond the Basics: Leveraging ACID for Advanced Database Management

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2 min read
Why Python and SQL are Must-Have Skills for Marketing Analysts in the Age of Big Data

Why Python and SQL are Must-Have Skills for Marketing Analysts in the Age of Big Data

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6 min read
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