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🔥 SQL Command Types Explained (With Examples) SQL commands are divided into 5 Main Categories based on their functionality. A thread 🧵👇🏻 #SQL #LearnSQL #SQLTips #SQLTutorial #DatabaseManagement #SQLQueries #SQLDeveloper #SQLForBeginners
💻 Ready for a Friday SQL Hack tip before the weekend kicks in? 🥳 Use COALESCE to make sure NULL values don’t spoil your data vibe! 👇 Start your weekend right with data that looks this good. 🥂 Let’s make our data as flawless as our weekend plans. #SQLTips #Datafrik
🔗 Step 2: Combine Conditions (AND / OR) Use AND when both conditions must be true. Use OR when either can be true. SELECT * FROM Sales.SalesPerson WHERE Bonus > 0 AND SalesYTD > 1000000; ✅ Salespeople with bonuses and ₦1M+ sales. #sqltips
The best analysts don’t just code. They solve business problems like pros. #DataAnalyst #TechJobs #SQLTips #PythonForData #CareerAdvice
Say goodbye to challenging queries! Read the description to the end and Save it. We have the beginner-friendly tricks you need to make your SQL code fly. 🚀👩💻👨 Also, make sure you don't miss out on our reel tomorrow we will be sharing downloadable files on queries #SQLTips
Happy Friday, #DataFam🎉 Did you know subqueries can make your SQL queries more powerful? Here’s a quick hack to make your WHERE clause smarter. 👇 💬 Have you used subqueries in your queries before? Try it out and let us know your thoughts #FridayFun #SQLTips
A lot of time, you don't want to interact with null values in databases when you are working as a data analyst. Let's discuss that in this thread. #DataCleaning #SQLTips #DataQuality #SQLFunctions #DataWrangling #DatabaseManagement #DataPreparation #DataAnalyst #DataAnalysis…
SQL Tuesday 💡 Want honest data? Start with smart constraints. ✅ PRIMARY KEY ✅ UNIQUE ✅ CHECK (age > 0) Clean queries begin with clean tables. -- #Tuesday #DataFellows #SQLTips #DataIntegrity #Air #Nigeria
Use window functions like ROW_NUMBER() to efficiently rank or paginate results without subqueries. Boost your query performance and clarity! 🚀 #Database #SQLTips #DataEngineering #SQLQueries #BigData
Generate a range of number/date rows in SQL with GENERATE_SERIES Use cases: 1. Reporting on all dates: If your data does not have every date, but you want to report on them, use this. 2. Looping over series of values like numbers or dates #data #SQLtips #dataengineering
Know before you blow! 🔍 EXPLAIN helps you understand why queries lag and how to fix them. #ToolTalkTuesday #SQLTips #DatabaseOptimization #Edureka #DataTools : : #RidiculouslyCommitted #TeamEdureka #LearnWithEdureka #Upskilling #Onlinelearning #Onlinecertification
Keyboard shortcuts to quickly duplicate a line of code in SQL Server Management Studio without selecting the code. wiseowl.co.uk/microsoft-sql-… #SQL #sqltips #sqltraining
Delimiters causing data issues? I just shared a quick SQL trick for cleaning datetime/text fields using text functions + CHARINDEX() on LinkedIn.If you work with messy data, this one's for you Check it out 👇: linkedin.com/posts/osele-jo… #SQLTips #DataCleaning #DataAnalytics
¿Has usado subconsultas? 🤓 Son consultas dentro de consultas que te permiten obtener datos de múltiples tablas de manera eficiente. #Subqueries #SQLTips 🧠
🔍 Search anywhere in text 👇 SELECT * FROM Person.Person WHERE LastName LIKE '%son%'; ✅ Matches Johnson, Emerson, etc. Perfect for exploring messy or incomplete data. #SQLTips #DataCleaning
🔗 Step 2: Combine Conditions (AND / OR) Use AND when both conditions must be true. Use OR when either can be true. SELECT * FROM Sales.SalesPerson WHERE Bonus > 0 AND SalesYTD > 1000000; ✅ Salespeople with bonuses and ₦1M+ sales. #sqltips
Did you know? 🤔 Indexing JSON columns in PostgreSQL can drastically speed up queries if you're frequently searching within JSON data. This can save you time when working with database optimization. #SQLtips
🔄 Using Both Together You can combine WHERE + ORDER BY: SELECT * FROM Sales.CreditCard WHERE CardType = 'Vista' ORDER BY ExpMonth; 💡 You can filter alone ✅ 💡 Or sort alone ✅ 💡 But don’t sort before filtering ❌ (it’ll throw an error) #SQLTips
Slow queries? 🐢 Add the right indexes ⚡ 💡 Index only columns you search/filter. Too many = slower writes. Right balance = rocket-fast queries 🚀 #SQLTips #DatabasePerformance #GrowXen #BackendDev
SQL Tip Of The Day Use COALESCE() to Chain NULL Alternatives SELECT COALESCE(email, phone, 'No contact info') FROM Contacts; First non-null wins. Use it in your reports? #SQLTips #DataCleaning #LearnSQL #TSQL
SQL Tip Of The Day Use TRUNCATE for Fast Full Deletes (Non-Logged) TRUNCATE TABLE TempData; Faster than DELETE, but no WHERE clause! Safe to use in your workflow? #SQLTips #Performance #DataCleanup #LearnSQL
SQL Tip Of The Day Use VALUES() for Multi-Row INSERT INSERT INTO Products (name, price) VALUES ('A', 100), ('B', 150), ('C', 200); Faster than one row at a time. Always batch inserts? #SQLTips #BulkInsert #LearnSQL #ETL
🚀 Level up your SQL game in 2025! 💻 Master window functions, CTEs, pivot/unpivot & dynamic SQL for smarter, faster data analysis. Ready to impress your team? 💡 #SQLTips #DataAnalytics #SQLHacks #TechSkills #CareerGrowth
Top 5 real-world use cases of the CASE statement in #SQLServer 🚀 Be in touch, @RakeshMen #SQLTips #LearningSQL #DataManipulation #Querying
SQL Tip Of The Day Use IIF() as a Shorthand for CASE SELECT IIF(score > 50, 'Pass', 'Fail') AS Result; Cleaner syntax in simple logic. Team IIF or CASE? #SQLTips #ConditionalLogic #LearnSQL #SQLServer
SQL Tip Of The Day Use GROUP BY ROLLUP for Subtotals SELECT region, product, SUM(sales) FROM Sales GROUP BY ROLLUP (region, product); Great for financial reporting! Used this for summaries? #SQLTips #Reporting #SQLRollup #LearnSQL
SQL Tip Of The Day Use sp_rename on Indexes Too EXEC sp_rename 'IX_OldName', 'IX_NewName', 'INDEX'; Keep your naming clean and standardized! Standardize your index names? #SQLTips #Indexing #Metadata #LearnSQL #SQLServer
What if your DB’s slow queries were hiding a simple fix? ⚠️ UUIDs fragment indexes, kill cache hits, and slow writes. Fix? Use time-based IDs (ULIDs/Snowflake) for ordered data. Result? Smaller indexes, faster queries. What’s your take? 🚀 #DatabaseDesign #SQLTips
SQL Tip Of The Day Use NTILE() to Create Percentile Buckets SELECT NTILE(4) OVER (ORDER BY score) AS Quartile FROM TestResults; Great for segmentation and analysis! Do you use NTILE for buckets? #SQLTips #WindowFunctions #DataAnalytics #LearnSQL
SQL Tip Of The Day Use IDENTITY Columns for Auto-Incrementing IDs CREATE TABLE Users ( id INT IDENTITY(1,1) PRIMARY KEY, name VARCHAR(50) ); Clean way to handle primary keys. Always use IDENTITY? #SQLTips #DatabaseDesign #LearnSQL #TSQL
#SQL #DataAnalytics #SQLTips #TechSkills #LearningSQL @LuxDevHQ @__ogero @gregorytechKE @HarunMbaabu
SQL Tip Of The Day Use ROWCOUNT to Limit Impact During Testing SET ROWCOUNT 100; DELETE FROM Logs; Only affects 100 rows. Good for dry runs! Use this in dev environments? #SQLTips #SafeTesting #DevOps #LearnSQL
What I learned today 💡: • ENUMs vs Lookup Tables 🚨 • Database Design Pitfalls ⚠️ • Relational Best Practices 🏆 Summary see below 👇 #LearnInPublic #DatabaseDesign #SQLTips
SQL Tip Of The Day Use PARSENAME() to Split Dot-Separated Strings SELECT PARSENAME('Server.DB.Schema.Table', 1); -- Table SELECT PARSENAME('Server.DB.Schema.Table', 2); -- Schema Helpful for parsing object names. Used this trick before? #SQLTips #StringParsing #SQLServer…
🔗 Step 2: Combine Conditions (AND / OR) Use AND when both conditions must be true. Use OR when either can be true. SELECT * FROM Sales.SalesPerson WHERE Bonus > 0 AND SalesYTD > 1000000; ✅ Salespeople with bonuses and ₦1M+ sales. #sqltips
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