Jin

Hello there! 👋 I'm Jin, a Business Intelligence Developer with a passion for all things data. Proficient in Python, SQL, Power BI, Tableau

Germany Joined on Dec 10, 2023 https://blog.luca-liu.com/

Education

TU Ilmenau (Germany)

Pronouns

she/her

Work

Data Analyst

Jin

Aug 5

DP-750: Delta Lake Table Operations Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

9 min read

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Jin

Aug 4

DP-750: Structured Streaming, Checkpointing, Schema Evolution, and Change Data Feed Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

9 min read

Jin

Aug 3

DP-750: Data Ingestion Patterns Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

8 min read

Jin

Aug 2

DP-750: External Data Access Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

10 min read

Jin

Jul 30

# DP-750: Unity Catalog Governance Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

10 min read

Jin

Jul 29

DP-750: Unity Catalog Permissions and Least Privilege Access Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

10 min read

Jin

Jul 28

DP-750: Unity Catalog Object Model Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

7 min read

Jin

Jul 27

DP-750: Lakeflow Jobs Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

10 min read

Jin

Jul 24

DP-750: Azure Databricks Cluster Explained and with Real Exam Questions

#azure #databricks #certification #tutorial

9 min read

Jin

Jul 23

Was My Claude Account Banned Because I Speak Chinese?

#ai #anthropic #claude #llm

2 min read

Jin

Jul 22

Selling Power BI Templates for Passive Income

#powerbi #sideprojects #dataanalyst

2 min read

Jin

Jul 5

Why I Left China as a Data Analyst

#job #career #dataanalyst #ai

3 min read

Jin

Jul 5

Where to Write Python in Azure - Building the Python ETL Pipeline

#azure #data #python #pipeline

3 min read

Jin

May 6

Stop Using Spark for Your Small Data - Why Azure Functions is the Right Tool for the Job

#azure #dataanalyst #functions #dataengineering

3 min read

Jin

May 6

Data Analyst: Does Your Work Actually Matter?

#analytics #career #data #dataanalyst

3 min read

Jin

May 6

How to Fix "command 'claude-vscode.editor.openLast' not found" in VS Code

#ai #vscode #claude

1 min read

Jin

Mar 13

How to Store JSON and XML in SQL Databases

#sql #database #tutorial #data

3 min read

Jin

Feb 27

Fixing Azure SQL Connection Errors in Azure Scheduled Python Job

#azure #database #automation #python

3 min read

Jin

Jan 6

How to Install Python Package in Azure Synapse for Apache Spark pools

#azure #tutorial #python #data

2 min read

Jin

Jan 6

How to Calculate a Dynamic Truncated Mean in Power BI Using DAX

#powerbi #tutorial #dax #data

3 min read

Jin

Dec 9 '25

Data Security in SQL: Encryption, Roles, and Permissions

#database #tutorial #sql #data

2 min read

Jin

Dec 8 '25

Stuck in a Version Trap - How I Used Azure ML to Deploy an Azure Function

#azure #dataanalyst #dataengineering #tutorial

3 min read

Jin

Dec 8 '25

10 Essential Data Science Algorithms & Techniques

#machinelearning #datascience #algorithms #tutorial

11 min read

Jin

Nov 18 '25

Essential Services for Newcomers in Germany - Personal Recommendations

#germany #job #career

4 min read

Jin

Nov 18 '25

English Speaking Companies in Germany

#germany #job #career

4 min read

Jin

Nov 10 '25

Markdown Code Blocks Breaking HTML Rendering: How to Fix Line Break Issues

#markdown #html #webdev

4 min read

Jin

Nov 10 '25

Draw a Fish and Watch it Swim - Crazy Idea Create Viral Website

#sideprojects #buildinpublic #webdev

3 min read

Jin

Nov 10 '25

The Opportunity Card Germany - My First-Hand Experience and Complete Guide

#germany #job #career

6 min read

Jin

Nov 10 '25

Python + AI - The Essential Skill Combination for Modern Workers Without Coding Backgrounds

#python #ai #productivity #pandas

3 min read

Jin

Aug 8 '25

NotionNext - The Ultimate Solution for Notion-Based Website Building

#notion #nextjs #webdev #tutorial

3 min read

Jin

May 2 '25

Do You Really Need a “Second Brain”?

#discuss #productivity #learning

2 min read

Jin

Feb 21 '25

SQL Advanced Functions - CASE, COALESCE, and NULLIF Explained

#sql #database #tutorial

3 min read

Jin

Feb 14 '25

Database Design Principles - Normalization and Denormalization

#sql #database #tutorial

3 min read

Jin

Jan 27 '25

Implementing Triggers in SQL - Automating Database Actions

#sql #database #tutorial

3 min read

Jin

Jan 21 '25

Handling Dates and Times in Oracle Database

#sql #database #oracle #tutorial

3 min read

Jin

Jan 20 '25

SQL Transactions - COMMIT, ROLLBACK, and Savepoints with Python

#python #database #sql #tutorial

2 min read

Jin

Jan 16 '25

SQL Recursive Queries - Understanding Common Table Expressions (CTEs)

#sql #database #oracle #tutorial

2 min read

Jin

Jan 15 '25

SQL Performance Tuning: Best Practices for Faster Queries

#sql #database #oracle #tutorial

3 min read

Jin

Jan 13 '25

Mastering SQL Joins - Inner, Outer, Cross, and Self-Joins with Examples

#sql #database #oracle #tutorial

4 min read

Jin

Jan 6 '25

A Guide to Manage Access in SQL - GRANT, REVOKE, and Access Control

#sql #database #tutorial #data

3 min read

Jin

Jan 5 '25

A Quick Guide to SQL Data Modification Commands with Examples

#sql #database #data #tutorial

3 min read

Jin

Jan 4 '25

How to chat with Local LLM in Obsidian

#llm #ai #beginners #tutorial

2 min read

Jin

Jan 3 '25

Getting Responses from Local LLM Models with Python

#llm #ai #beginners #tutorial

3 min read

Jin

Jan 2 '25

Local LLM Models and Game Changing Use Cases for Life Hackers

#devchallenge #newyearchallenge #future

2 min read

Jin

Jan 1 '25

Why You Should Try a Local LLM Model—and How to Get Started

#llm #ai #beginners #tutorial

2 min read

Jin

Dec 29 '24

A Quick Review of SQL Window Functions with Examples

#sql #database #tutorial #beginners

4 min read

Jin

Sep 5 '24

How to Publish an Article to DEV Using Python

#python #tutorial #api #productivity

3 min read

Jin

Sep 2 '24

How to Schedule Python Scripts on a Mac Using Crontab

#python #tutorial #beginners #productivity

3 min read

Jin

Aug 31 '24

How to Publish an Article to Medium Using Python and the Medium API

#python #tutorial #api #productivity

2 min read

Jin

Aug 30 '24

What Does a -2 Reaction Mean? Is It a Bug?

#discuss #writing #beginners

1 min read

Jin

Aug 30 '24

Obsidian - How to create Daily note every day, even if I don't open it

#obsidian #tutorial #productivity #mac

3 min read

Jin

May 23 '24

Tableau Desktop Public: Try the Free Version for Data Visualization

#tutorial #tableau #visualization #software

2 min read

Jin

May 20 '24

How to Use ChatGPT on macOS: Installation and Access Solutions

#ai #chatgpt #tutorial

2 min read

Jin

May 20 '24

Effective Strategies for Searching Stored Procedures in Oracle

#tutorial #programming #database #oracle

2 min read

Jin

Apr 29 '24

How to connect to Oracle, MySql and PostgreSQL databases using Python?

#programming #tutorial #python #database

2 min read

Jin

Apr 22 '24

Active Directory (AD) vs Azure Active Directory (AAD)

#microsoft #beginners #devops #python

2 min read

Jin

Apr 4 '24

How to Download All Your Published Articles from DEV.to in Markdown Format

#programming #python #api #tutorial

2 min read

Jin

Mar 28 '24

Setting Up Jupyter Notebook on a Windows Server: A Step-by-Step Guide

#programming #python #jupyter #tutorial

2 min read

Jin

Mar 20 '24

Power BI: Two ways to Union Tables - DAX and Power Query

#powerbi #tutorial #beginners #data

2 min read

Jin

Mar 19 '24

How to read and write JSON files in Python

#programming #python #tutorial #beginners

3 min read

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