Top Tweets for #consistentcodedays
πDay 114 of #ConsistentCodeDays!
With Solving These 2 Ques Completed All Code360 SQL Problems
Tip: Avoid excessive indexing: It can slow down data modification operations.
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz
πDay 113 of #ConsistentCodeDays!
Energetic Morning with 3 Problems on Code360!
Tip: Fetch only the necessary columns and rows to reduce network traffic.
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz #MorningVibes
πDay 112 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Consider materialized views: Pre-calculate and store query results for frequently executed queries.
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz
πDay 111 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Avoid Using the SELECT * statement as it slows down query performance
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz #dataengineering
πDay 110 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Understand normalization and you've got the underlying blueprint for most databases.
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz #dataengineering
πDay 109 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Maintain consistency between primary and secondary keys
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz #dataengineering
πDay 108 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Be aware of how NULL values are treated in your database and use appropriate functions like COALESCE or ISNULL!
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics
πDay 107 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: 'USING' is helpful for simplifying your join when you are joining two tables on columns with the same name.
#SQL #Coding #LearnInPublic #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics
πDay 106 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: Avoid Using Group By And Order By in subquery as it leads to Performance Issues unexpected results!
#SQL #Coding #LearnInPublic #Learning #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics
πDay 105 of #ConsistentCodeDays!
3 more Problems solved on Code360!
Tip: You can use the EXISTS operator to quickly check if a subquery returns any rows.
#SQL #Coding #LearnInPublic #Learning #Connect #DataAnalytics #DataScience #Tech #DataDriven #Analytics #dataviz
π Day 104 of #ConsistentCodeDays!
3 more Hard Problems solved on Code360!
Tip: Use OVER() with COUNT() and SUM() to calculate cumulative totals.
#SQL #Coding #LearnInPublic #Connect #Learning #Database #DataAnalytics #DataScience #dataengineering #Tech
π Day 103 of #ConsistentCodeDays!
3 more Hard Problems solved on Code360!
TIP: You can use the IN operator to quickly filter data based on a list of values(Where Clause)
#SQL #Coding #LearnInPublic #Connect #Learning #Database #DataAnalytics #DataScience #dataengineering #Tech
π Day 102 of #ConsistentCodeDays!
3 more problems solved on Code360!
TIP: Instead of using multiple CTEs (Common Table Expressions) to join tables, consider using subqueries as temporary tables within your main query.
#SQL #Coding #LearnInPublic #Tech4All #Connect
#Learning
π Day 101 of #ConsistentCodeDays!
3 more problems solved on Code360!
TIP: Instead of multiple tables in the `FROM` clause, you can use the `CROSS JOIN` clause to simplify your queries and manage data relationships effectively.
#MySQL #Coding #LearnInPublic #Tech4All #SQL
πDay 100 of #ConsistentCodeDays!
3 more problems solved on Code360! π₯
The hard ones fried my brain, but in a good way. π₯
Tip: Use 'UNION ALL' to combine different categories or filters on the same columns
#MySQL #Coding #LearnInPublic #Tech4All #100DaysOfCode #SQL #Connect
πDay 99 of #ConsistentCodeDays!
4 more problems down on Code360!
Tip: Use ABS() Function To Avoid Negative signs
#MySQL #Coding #LearnInPublic #Tech4All #100DaysOfCode #SQL #Connect
πDay 98 of #ConsistentCodeDays!
4 more problems down on Code360!
Tip: Don't Use Distinct Keyword With Group By Clause
#MySQL #Coding #LearnInPublic #Tech4All #100DaysOfCode #SQL #Connect
πDay 97 of #ConsistentCodeDays!
4 more problems down on Code360!
Tip: For getting ODD or Even Ids, Instead of using '%' Operator use MOD () Function for calculating remainder
#MySQL #Coding #LearnInPublic #Tech4All #100DaysOfCode #SQL #Connect
πDay 96 of #ConsistentCodeDays!
4 more problems down on Code360!
Tip: When grouping bins, using conditional aggregation within a CTE can simplify the logic and make your query more readable.
#MySQL #Coding #LearnInPublic #Tech4All #100DaysOfCode #SQL #Connect
πDay 95 of #ConsistentCodeDays!
4 more problems down on Code360!
Tip: When solving a type of pivoting question, using ROW_NUMBER() within a CTE is crucial.
#MySQL #Coding #LearnInPublic #Tech4All #DataAnalyst #100DaysOfCode #HardWorkPaysOff #Connect #buildinginpublic #SQL
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