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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

The best analysts don’t just code. They solve business problems like pros. #DataAnalyst #TechJobs #SQLTips #PythonForData #CareerAdvice
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

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…

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

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
polandwebdesigner.com/blogs_on/step-… #SQLOptimization #DatabasePerformance #SQLTips #DatabaseManagement
¿Has usado subconsultas? 🤓 Son consultas dentro de consultas que te permiten obtener datos de múltiples tablas de manera eficiente. #Subqueries #SQLTips 🧠

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


Use WITH (CTE) for better readability & performance! #MySQL #SQLTips #Database #SEO #DataOptimization

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
In most relational DBs, SQL doesn’t support setting variables. If you want to set a variable's value in just one place, a recent tip I learned from AI is using like this: #SQLTips #Database #AI #TechLearning"

SQL Tip of the Day: Use FORMATMESSAGE for Dynamic Error Text Build clear, reusable error messages: DECLARE @msg NVARCHAR(100); SET @msg = FORMATMESSAGE('User %s not found.', 'JohnDoe'); PRINT @msg; Better than string concatenation for debugging or logging. #SQLTips…
Use QUOTENAME() to Safely Escape Identifiers SELECT QUOTENAME('table name with space'); -- Returns: [table name with space] Avoids syntax errors with dynamic SQL. Use it in automation? #SQLTips #DynamicSQL #TSQL #LearnSQL
SQL Tip of The Day Use sp_MSforeachtable to Loop Through All Tables EXEC sp_MSforeachtable 'SELECT COUNT(*) FROM ?'; Undocumented, but handy! Used this one? #SQLTips #SQLServerHacks #DatabaseAdmin #LearnSQL
SQL Tip Of The Day Use OFFSET-FETCH for Paging APIs SELECT * FROM Products ORDER BY name OFFSET 20 ROWS FETCH NEXT 10 ROWS ONLY; Clean pagination in modern apps. Used this pattern before? #SQLTips #APIDesign #Pagination #LearnSQL
SQL Tip Of The Day Use REVERSE() to Flip Strings SELECT REVERSE('SQL'); -- Outputs LQS Niche, but fun and sometimes useful. Ever had to reverse strings? #SQLTips #StringFunctions #LearnSQL
🔍 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 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

Want to know how to work with date and time functions in SQL? 1) Extract Year from Date Use the YEAR() function in SQL! This will return the year from each order date in your dataset. Simple and efficient! 🗓️ #SQLTips

Struggling with SQL errors? We've all been there!🥲 These common errors might be the reason. Learn how to spot and fix them ASAP for a smooth SQL journey #SQLError #DataAnalysis #SQLTips #TechStruggles #LearnAndGrow #Database #CodingChallenges #TDI #TdiCommunity

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

💻 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

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

SQL Cheetsheet .............. #SQLCheatsheet, #SQLTips, #SQLTutorial, #SQLDatabase, #SQLQuery, #SQLHelp, #SQLProgramming, #SQLBasics, #SQLTools, #SQLLearning

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…

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

Unlock the full potential of JSON in SQL Server! From parsing JSON strings to creating dynamic queries, this article is a must-read for developers and DBAs. 📖 Read it here: c-sharpcorner.com/article/json-d… #DataManagement #JSON #SQLTips #SQL #SQLServer #DBA #DataBase

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 🧠

Joins in SQL are like puzzle pieces 🧩: They help you combine tables and uncover deeper insights. Know when to use INNER, LEFT, and RIGHT joins! #SQLTips #DataAnalysis"

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

1/1 🔍 Decoding SQL's Mystery: Embracing Three-Valued Logic and Null Values 🤔 Did you know? In SQL, when null marks absent data, it ushers in a unique three-valued logic. When null impacts logical expressions, truth blurs into the unknown. #SQLtips #viralpost #keySkillset

In most relational DBs, SQL doesn’t support setting variables. If you want to set a variable's value in just one place, a recent tip I learned from AI is using like this: #SQLTips #Database #AI #TechLearning"

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