#learnsql — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #learnsql, aggregated by home.social.
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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 rowsThese joins turn raw tables into meaningful insights.
📕 https://ebokify.com/ai-data-science
#SQL #DataAnalytics #Database #DataEngineering #BusinessIntelligence #LearnSQL #DataScience
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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.
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RE: https://mastodon.online/@garbageman/116053742119883102
Nice idea for a #learnSQL project for somebody
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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
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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.
📕 https://ebokify.com/data-analysis
#SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #Database #DataAnalytics #DataScience #BusinessIntelligence #SQLCommands #DataEngineering #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics
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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.
📕 https://ebokify.com/data-analysis
#SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics
-
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.
📕 https://ebokify.com/data-analysis
#SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics
-
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.
📕 https://ebokify.com/data-analysis
#SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics
-
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.
📕 https://ebokify.com/data-analysis
#SQL #DataAnalytics #DataScience #Database #BusinessIntelligence #Joins #SQLQuery #DataAnalysis #LearnSQL #Analytics
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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 rowsThese joins turn raw tables into meaningful insights.
🔥 Top 6 Data Science eBooks
https://ebokify.com/6-data-science-ebooks#SQL #DataAnalytics #Database #DataEngineering #BusinessIntelligence #LearnSQL #DataScience
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Today's Poll... 👇
What does NULL mean in SQL?
#SQL #DatabaseTips #LearnSQL #DataScience #CodingBasics #NullInSQL #TechTips #ProgrammingFacts #SQLForBeginners #DataManagement
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Today's Poll... 👇
What does NULL mean in SQL?
#SQL #DatabaseTips #LearnSQL #DataScience #CodingBasics #NullInSQL #TechTips #ProgrammingFacts #SQLForBeginners #DataManagement
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Today's Poll... 👇
What does NULL mean in SQL?
#SQL #DatabaseTips #LearnSQL #DataScience #CodingBasics #NullInSQL #TechTips #ProgrammingFacts #SQLForBeginners #DataManagement
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Today's Poll... 👇
What does NULL mean in SQL?
#SQL #DatabaseTips #LearnSQL #DataScience #CodingBasics #NullInSQL #TechTips #ProgrammingFacts #SQLForBeginners #DataManagement
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Today's Poll... 👇
What does NULL mean in SQL?
#SQL #DatabaseTips #LearnSQL #DataScience #CodingBasics #NullInSQL #TechTips #ProgrammingFacts #SQLForBeginners #DataManagement
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Today's Poll.. 👇
Which SQL keyword is used to remove duplicate records?
#SQL #DataScience #TechTrivia #LearnSQL #ProgrammingPoll #TuxAcademy #DatabaseTips -
Today's Poll.. 👇
Which SQL keyword is used to remove duplicate records?
#SQL #DataScience #TechTrivia #LearnSQL #ProgrammingPoll #TuxAcademy #DatabaseTips -
Today's Poll.. 👇
Which SQL keyword is used to remove duplicate records?
#SQL #DataScience #TechTrivia #LearnSQL #ProgrammingPoll #TuxAcademy #DatabaseTips -
Today's Poll.. 👇
Which SQL keyword is used to remove duplicate records?
#SQL #DataScience #TechTrivia #LearnSQL #ProgrammingPoll #TuxAcademy #DatabaseTips -
Today's Poll.. 👇
Which SQL keyword is used to remove duplicate records?
#SQL #DataScience #TechTrivia #LearnSQL #ProgrammingPoll #TuxAcademy #DatabaseTips -
Today's Poll...
What is a DDL statement in SQL?
#SQL #Database #TechQuiz #LearnSQL #TuxAcademy #ProgrammingFacts #InterviewPrep #DataEngineering #MySQL
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Today's Poll...
What is a DDL statement in SQL?
#SQL #Database #TechQuiz #LearnSQL #TuxAcademy #ProgrammingFacts #InterviewPrep #DataEngineering #MySQL
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Today's Poll... 👇
What is a DML statement in SQL?
#SQL #Database #TechQuiz #LearnSQL #TuxAcademy #DataScience #ProgrammingBasics #CareerInTech
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Today’s Poll... 👇
What is SQL?
#SQL #TechFacts #LearnSQL #DatabaseSkills #DataScience #CodeBasics #TuxAcademy
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Today’s Poll... 👇
What is SQL?
#SQL #TechFacts #LearnSQL #DatabaseSkills #DataScience #CodeBasics #TuxAcademy
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Today’s Poll... 👇
What is SQL?
#SQL #TechFacts #LearnSQL #DatabaseSkills #DataScience #CodeBasics #TuxAcademy
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Today’s Poll... 👇
What is SQL?
#SQL #TechFacts #LearnSQL #DatabaseSkills #DataScience #CodeBasics #TuxAcademy
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Today’s Poll... 👇
What is SQL?
#SQL #TechFacts #LearnSQL #DatabaseSkills #DataScience #CodeBasics #TuxAcademy
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🐘 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: https://prairiepostgres.org
#tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database
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🐘 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: https://prairiepostgres.org
#tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database
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🐘 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: https://prairiepostgres.org
#tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database
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🐘 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: https://prairiepostgres.org
#tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database
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🐘 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: https://prairiepostgres.org
#tech #dev #learnprogramming #sql #learnsql #studentdev #juniordev #developer #learntech #codingnewbie #data #opensource #oss #foss #database
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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.
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.
https://www.postgresql.eu/events/pgdayparis2025/schedule/
#sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse
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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.
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.
https://www.postgresql.eu/events/pgdayparis2025/schedule/
#sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse
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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.
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.
https://www.postgresql.eu/events/pgdayparis2025/schedule/
#sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse
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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.
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.
https://www.postgresql.eu/events/pgdayparis2025/schedule/
#sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse
-
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.
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.
https://www.postgresql.eu/events/pgdayparis2025/schedule/
#sql #learnsql #dev #logiciellibre #foss #oss #opensource #developpeur #developpeuse
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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: https://pgext.day/
Call for Speakers is open until April 1st. https://sessionize.com/pgextday2025mtl
#postgres #tech #techevent #sql #montreal #canada #learnsql #data #datamanagement #database #freesoftware #opensource #foss #oss
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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
#Tech #data #OpenSource #FOSS #OSS #dev #devcommunity #clanguage #programming #sql #learnsql
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If you aren't already aware of PgPedia, it is an excellent resource for #developers using #PostgreSQL who want to learn more about upcoming developments, current announcements, general #Postgres content and even specific commits of interest being merged into the codebase. A super helpful aggregation of links run by Ian Barwick.
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We ran a lottery at our booth at @pgconfeu giving away 5 copies of The Art of #PostgreSQL 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:
https://theartofpostgresql.com
#postgres #devcommunity #database #opensource #bookstodon #tech #dbms #rdbms #sql #learnsql #learnprogramming #appdev #dev #pgconfeu #pgconfeu2024
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Do you want to #learntocode #learnprogramming #learndatascience #learnpython #learnsql or fight #churn with #datascience in 2024? my publisher Manning Publications Co. is having a New Years SALE - 1/2 off everything! Dec 31 & Jan 1. https://deals.manning.com/save-half-on-everything/
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Do you want to #learntocode #learnprogramming #learndatascience #learnpython #learnsql or fight #churn with #datascience in 2024? my publisher Manning Publications Co. is having a New Years SALE - 1/2 off everything! Dec 31 & Jan 1. https://deals.manning.com/save-half-on-everything/