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#learnsql — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #learnsql, aggregated by home.social.

  1. Mastering SQL Joins is essential for every data professional.
    • Inner Join: Matching rows only
    • Left/Right Inclusive: Keep all rows from one side
    • Left/Right Exclusive: Keep non-matching rows
    • Outer Inclusive: Combine all data
    • Full Outer Exclusive: Return only non-matching rows

    These joins turn raw tables into meaningful insights.

    📕 ebokify.com/sql

    📕 ebokify.com/ai-data-science

    #SQL #DataAnalytics #Database #DataEngineering #BusinessIntelligence #LearnSQL #DataScience

  2. If you want to practice SQL seriously, use platforms that test logic and real scenarios. Explore SQLZoo, LeetCode, HackerRank, StrataScratch, Kaggle, and more to sharpen query writing and interview skills. Consistent practice builds confidence.

    📕 ebokify.com/sql

    📕 ebokify.com/ai-data-science

    #SQL #DataAnalytics #LearnSQL #DataCareers

  3. Writing SQL queries is easy — but understanding their execution order is what separates good analysts from great ones.

    SQL doesn’t run top to bottom; it follows a logical order — FROM → JOIN → WHERE → GROUP BY → HAVING → SELECT → ORDER BY → LIMIT.

    Master this flow to debug, optimize, and write smarter queries.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #Database #DataEngineering #LearnSQL #BusinessIntelligence #Analytics #SQLTips

  4. SQL commands are the backbone of every data operation.

    From defining tables with DDL to managing data with DML and controlling access with DCL — each command group serves a specific purpose.

    Master these 5 types to handle databases with precision and confidence.

    📕 ebokify.com/data-analysis

    #SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics

  5. SQL commands are the backbone of every data operation.

    From defining tables with DDL to managing data with DML and controlling access with DCL — each command group serves a specific purpose.

    Master these 5 types to handle databases with precision and confidence.

    📕 ebokify.com/data-analysis

    #SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics

  6. SQL commands are the backbone of every data operation.

    From defining tables with DDL to managing data with DML and controlling access with DCL — each command group serves a specific purpose.

    Master these 5 types to handle databases with precision and confidence.

    📕 ebokify.com/data-analysis

    #SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics

  7. SQL commands are the backbone of every data operation.

    From defining tables with DDL to managing data with DML and controlling access with DCL — each command group serves a specific purpose.

    Master these 5 types to handle databases with precision and confidence.

    📕 ebokify.com/data-analysis

    #SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics

  8. SQL commands are the backbone of every data operation.

    From defining tables with DDL to managing data with DML and controlling access with DCL — each command group serves a specific purpose.

    Master these 5 types to handle databases with precision and confidence.

    📕 ebokify.com/data-analysis

    #SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics

  9. SQL joins are the backbone of relational data analysis.

    They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

    Mastering joins turns raw data into relationships that tell real business stories.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics

  10. SQL joins are the backbone of relational data analysis.

    They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

    Mastering joins turns raw data into relationships that tell real business stories.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics

  11. SQL joins are the backbone of relational data analysis.

    They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

    Mastering joins turns raw data into relationships that tell real business stories.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics

  12. SQL joins are the backbone of relational data analysis.

    They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

    Mastering joins turns raw data into relationships that tell real business stories.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics

  13. SQL joins are the backbone of relational data analysis.

    They help combine tables to extract meaningful insights — from inner joins that show matches to outer joins that reveal unmatched data.

    Mastering joins turns raw data into relationships that tell real business stories.

    📕 ebokify.com/data-analysis

    #SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics

  14. Mastering SQL Joins is essential for every data professional.
    • Inner Join: Matching rows only
    • Left/Right Inclusive: Keep all rows from one side
    • Left/Right Exclusive: Keep non-matching rows
    • Outer Inclusive: Combine all data
    • Full Outer Exclusive: Return only non-matching rows

    These joins turn raw tables into meaningful insights.

    🔥 Top 6 Data Science eBooks
    ebokify.com/6-data-science-ebo

    #SQL #DataAnalytics #Database #DataEngineering #BusinessIntelligence #LearnSQL #DataScience

  15. Any developers in our network planning to attend PGConf.DE (Germany's 9th Annual Conference)? It's this week (May 08-09) in . Coming up quick!

  16. 🐘 Introducing: Prairie Postgres, a 501(c)(3) nonprofit organization chartered in Illinois, the Prairie State, serving the Midwestern United States!

    We are devoted to training, professional development, and networking opportunities for technical practitioners and researchers.

    For more information, check out our website: prairiepostgres.org

    #tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database

  17. 🐘 Introducing: Prairie Postgres, a 501(c)(3) nonprofit organization chartered in Illinois, the Prairie State, serving the Midwestern United States!

    We are devoted to training, professional development, and networking opportunities for technical practitioners and researchers.

    For more information, check out our website: prairiepostgres.org

    #tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database

  18. 🐘 Introducing: Prairie Postgres, a 501(c)(3) nonprofit organization chartered in Illinois, the Prairie State, serving the Midwestern United States!

    We are devoted to training, professional development, and networking opportunities for technical practitioners and researchers.

    For more information, check out our website: prairiepostgres.org

    #tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database

  19. 🐘 Introducing: Prairie Postgres, a 501(c)(3) nonprofit organization chartered in Illinois, the Prairie State, serving the Midwestern United States!

    We are devoted to training, professional development, and networking opportunities for technical practitioners and researchers.

    For more information, check out our website: prairiepostgres.org

    #tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database

  20. 🐘 Introducing: Prairie Postgres, a 501(c)(3) nonprofit organization chartered in Illinois, the Prairie State, serving the Midwestern United States!

    We are devoted to training, professional development, and networking opportunities for technical practitioners and researchers.

    For more information, check out our website: prairiepostgres.org

    #tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database

  21. Are you a enthusiast or living in ? Consider registering for pgDay Paris at the Espace Saint-Martin on March 20th, 2025 and learn about , the most well liked and desired .

    2025.pgday.paris/

    Come by and visit our booth, or see Frédéric Delacourt's talk "Waiting for PostgreSQL 18" to learn about new and upcoming features in .

    postgresql.eu/events/pgdaypari

  22. Are you a #tech enthusiast or #developer living in #Paris? Consider registering for pgDay Paris at the Espace Saint-Martin on March 20th, 2025 and learn about #PostgreSQL, the most well liked and desired #database.

    2025.pgday.paris/

    Come by and visit our booth, or see Frédéric Delacourt's talk "Waiting for PostgreSQL 18" to learn about new and upcoming features in #Postgres.

    postgresql.eu/events/pgdaypari

    #sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse

  23. Are you a #tech enthusiast or #developer living in #Paris? Consider registering for pgDay Paris at the Espace Saint-Martin on March 20th, 2025 and learn about #PostgreSQL, the most well liked and desired #database.

    2025.pgday.paris/

    Come by and visit our booth, or see Frédéric Delacourt's talk "Waiting for PostgreSQL 18" to learn about new and upcoming features in #Postgres.

    postgresql.eu/events/pgdaypari

    #sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse

  24. Are you a #tech enthusiast or #developer living in #Paris? Consider registering for pgDay Paris at the Espace Saint-Martin on March 20th, 2025 and learn about #PostgreSQL, the most well liked and desired #database.

    2025.pgday.paris/

    Come by and visit our booth, or see Frédéric Delacourt's talk "Waiting for PostgreSQL 18" to learn about new and upcoming features in #Postgres.

    postgresql.eu/events/pgdaypari

    #sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse

  25. Are you a #tech enthusiast or #developer living in #Paris? Consider registering for pgDay Paris at the Espace Saint-Martin on March 20th, 2025 and learn about #PostgreSQL, the most well liked and desired #database.

    2025.pgday.paris/

    Come by and visit our booth, or see Frédéric Delacourt's talk "Waiting for PostgreSQL 18" to learn about new and upcoming features in #Postgres.

    postgresql.eu/events/pgdaypari

    #sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse

  26. New #PostgreSQL event announcement - Postgres Extensions Day 2025 in Montreal is "a full day dedicated to extensions – their development, lifecycle, and so on. A perfect event for extension developers and heavy extension users."

    It's a free event and you can register now: pgext.day/

    Call for Speakers is open until April 1st. sessionize.com/pgextday2025mtl

    #postgres #tech #techevent #sql #montreal #canada #learnsql #data #datamanagement #database #freesoftware #opensource #foss #oss

  27. We love PostgreSQL for its resiliency, performance, extensibility, and flexibility in adapting to just about any use case. So, we celebrate Postgres today just like every day and wish you, the users (whether long-standing or brand new!) and the community a very happy Valentine’s Day. May you always experience PostgreSQL as being a database you love, too.

    Photo credit: Getty Images on Unsplash

  28. If you aren't already aware of PgPedia, it is an excellent resource for using who want to learn more about upcoming developments, current announcements, general content and even specific commits of interest being merged into the codebase. A super helpful aggregation of links run by Ian Barwick.

    pgpedia.info/blog/pgpedia-week

  29. We ran a lottery at our booth at @pgconfeu giving away 5 copies of The Art of by Dimitri Fontaine - five lucky winners have been chosen and notified via email! Check your inboxes if you entered the lottery!

    Check out the book here, if you haven't heard of it already:

    theartofpostgresql.com