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Search: "power query"

146 prompts matching "power query"

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data Intermediate

Diagnose Why a Dashboard Metric Suddenly Changed

You are a senior data analyst. Walk me through a structured investigation for: [...

#analytics #debugging #metrics
👁 4 views
data Intermediate

Translate a Business Question into a Defensible SQL Query

You are an analytics engineer. I will paste a fuzzy business question (e.g., 'ho...

#sql #analytics #business-questions
👁 4 views
data Advanced

Reduce data pipeline cost without losing freshness or completeness

You are a data platform engineer. Our [WAREHOUSE] bill is up 60% YoY while data ...

#data #warehouse #cost-optimization
👁 4 views
excel Advanced

Reconcile two messy spreadsheets when the join keys don't match

I have two Excel files I need to reconcile, but the join columns aren't clean ma...

#excel #power-query #reconciliation
👁 4 views
excel intermediate

Trace a broken cell reference across a workbook before fixing it blindly

Act as an Excel auditor. A formula on the summary tab is returning #REF! after a...

#excel #auditing #debugging
👁 4 views
excel Intermediate

Turn a messy date column into clean, consistent dates in Excel

I have an Excel column of dates entered in mixed formats (some text, some real d...

#excel #dates #data cleaning
👁 4 views
data Intermediate

Write and Explain a SQL Query

You are an expert SQL expert. Help me write a correct SQL query and understand e...

#data #sql #query
👁 4 views
excel Intermediate

Build a Dynamic Array Dashboard Formula

You are an Excel power user. I will describe a dataset and a reporting goal, and...

#excel #formulas #dynamic-arrays
👁 4 views
data Intermediate

Design a Simple Data Model for My Spreadsheet

You are a spreadsheet/data modeling expert. Help me structure my data so it's cl...

#data #data-modeling #spreadsheets
👁 4 views
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coding Advanced

Optimize a SQL Query for Speed

You are a database performance engineer. I will paste a slow SQL query and the t...

#coding #sql #database
👁 4 views
coding Advanced

Coding: Write the SQL Index I Actually Need (Not the One I Think I Need)

I have a slow query and I'm about to add an index. Before I do, help me think it...

#coding #sql #performance
👁 3 views
data Advanced

Rewrite a slow correlated subquery as a window function

I have a query with a correlated subquery that runs once per row to find each cu...

#SQL #window functions #query optimization
👁 3 views
creative Intermediate

Invent one cultural detail that makes a fictional society feel lived-in

I am building a fictional society — give me one mundane cultural detail (a greet...

#worldbuilding #cultural detail #fiction
👁 3 views
data Intermediate

Build a SQL Style Guide That Survives a Growing Team

Act as a data platform tech lead. Write me a SQL style guide tailored to a 10-pe...

#sql #style-guide #dbt
👁 3 views
data Advanced

Write a SQL query that returns the right answer when the data has duplicates

I'm writing a SQL query against tables [paste schemas, especially the join keys]...

#sql #joins #duplicates
👁 3 views
data intermediate

Write SQL Queries from a Question

Act as a SQL expert. My tables are: [describe tables and key columns]. Write a S...

#data #sql #queries
👁 3 views
writing Intermediate

Generate an SEO-Friendly Blog Outline from a Keyword

Act as an SEO content strategist. Given a target keyword that I provide, produce...

#writing #seo #blog
👁 3 views
excel Advanced

Write a Reusable LAMBDA Function

You are an expert Excel 365 power user. Help me turn a repetitive calculation in...

#excel #lambda #automation
👁 3 views
creative Intermediate

Cut a dialogue scene by 30% without losing what the characters are doing to each other

Cut the dialogue scene below by ~30%. Preserve: the underlying power move (who i...

#dialogue #cutting #fiction
👁 2 views
excel Intermediate

Reconcile two versions of a budget when the row labels don't match

You are an Excel modeler. I'll paste two budget extracts from different teams. T...

#reconciliation #budget #fuzzy-match
👁 2 views
excel Intermediate

Turn a messy exported report into a clean pivot-ready table

You're an Excel power user. I pasted in an export from another system and it's a...

#power-query #data-cleaning #pivot
👁 2 views
excel intermediate

Clean Messy Excel Data Step by Step

Act as a data cleaning specialist. My Excel sheet has these issues: [list proble...

#excel #data cleaning #power query
👁 2 views
coding Advanced

Optimize a Slow Database Query

Act as a database performance engineer. Here is a slow query and its context: [P...

#coding #database #performance
👁 2 views
data Intermediate

Write and Explain a SQL Query From Plain English

Act as a SQL expert. I will describe what I want in plain English and you will w...

#data #sql #databases
👁 2 views
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