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SQL Tip Of The Day Use OUTPUT INSERTED.* to Capture New Records: INSERT INTO Orders (...) OUTPUT INSERTED.order_id VALUES (...); Great for returning IDs after insert! Do you use OUTPUT clauses? #SQLTips #TSQL #InsertTracking #LearnSQL

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SQL Tip Of The Day Use sp_help to Explore Table Structure: EXEC sp_help 'Customers'; Fast way to see columns, constraints, indexes, etc. Still using this classic? #SQLTips #SQLServerTools #Metadata #LearnSQL

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SQL Tip Of The Day Use ISNUMERIC() to Validate Data Types SELECT * FROM Table WHERE ISNUMERIC(column) = 1; Useful in data cleansing tasks. How do you check dirty data? #SQLTips #DataCleansing #LearnSQL #SQLValidation

SQL Tip Of The Day Use EXCEPT to Compare Datasets: SELECT id FROM A EXCEPT SELECT id FROM B; Perfect for finding mismatches between tables. Used EXCEPT in audits? #SQLTips #DataValidation #ETLTesting #LearnSQL

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SQL Tip Of The Day Check Foreign Keys with sys.foreign_keys: SELECT name, parent_object_id FROM sys.foreign_keys; Audit your referential integrity. Do you track FK health? #SQLTips #DataIntegrity #SQLServer #LearnSQL

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SQL Tip Of The Day Use INSTEAD OF Triggers to Prevent Risky Actions CREATE TRIGGER trg_NoDelete ON Employees INSTEAD OF DELETE AS PRINT 'Deletes not allowed'; Great for protecting critical tables. Used these before? #SQLTips #Triggers #DataProtection #LearnSQL…

Day 2: GROUP BY clause The GROUP BY clause groups rows with the same values and works with functions like COUNT, AVG, or MAX to calculate per group. 📌 Rule: Columns in SELECT must be in GROUP BY or inside an aggregate function. #SQL #DataAnalytics #Database #LearnSQL #Coding

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