SSSmart SQLincomtools.hashnode.dev·9h ago · 4 min readRemove Duplicate Rows in Excel Before Importing Data (A Safer Workflow)Duplicate records are one of the most common reasons for failed imports and inaccurate reports. Whether the data comes from CRM exports, multiple Excel files, or CSV downloads, duplicate rows eventual00
SSSmart SQLincomtools.hashnode.dev·9h ago · 3 min readBuild SQL IN Clauses from Excel or Text Lists (Without Manual Formatting)One surprisingly repetitive task in database development is building SQL IN clauses. A teammate sends an Excel column. A customer emails a list of IDs. An API returns hundreds of GUIDs. Before you can00
SSSmart SQLincomtools.hashnode.dev·1d ago · 4 min readWhy Excel to Database Imports Fail (And What Developers Often Miss)Most database import problems are not caused by SQL. They are caused by spreadsheets. After years of importing Excel and CSV files into SQL Server and other databases, I’ve noticed the same issues kee00
SSSmart SQLincomtools.hashnode.dev·1d ago · 4 min readSafely Updating Thousands of SQL Rows from Excel Without Breaking DataA missing WHERE clause is one of the most dangerous mistakes you can make in SQL. I learned this the hard way early in my career. Since then, every time I receive an Excel file that contains updates f00
SSSmart SQLincomtools.hashnode.dev·1d ago · 4 min readI Stopped Writing SQL INSERT Statements by Hand After ThisLast week a teammate sent me an Excel file containing a little over 9,000 rows. The request sounded simple: "Can you import these users into SQL Server?" I've done this kind of work countless times,00
