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Learn Machine Learning and Data Analytics with Python: post #184 โ€” TG.ME

LELearn Machine Learning and Data Analytics with Python@LearnAIMLStepbyStep ยท 1K subscribersOpen in TelegramOpen

๐—ฆ๐—ค๐—Ÿ ๐—ฆ๐˜†๐—น๐—น๐—ฎ๐—ฏ๐˜‚๐˜€ ๐Ÿ’ฏ ๐Ÿญ. ๐—œ๐—ป๐˜๐—ฟ๐—ผ๐—ฑ๐˜‚๐—ฐ๐˜๐—ถ๐—ผ๐—ป ๐˜๐—ผ ๐—ฆ๐—ค๐—Ÿ โ†ณ Overview of SQL โ†ณ Understanding Databases and Tables โ†ณ Introduction to RDBMS (Relational Database Management Systems) ๐Ÿฎ. ๐——๐—”๐—ง๐—” ๐—ง๐—ฌ๐—ฃ๐—˜๐—ฆ โ†ณ Numeric, Character, Date/Time, and Boolean Data Types โ†ณ Understanding NULL Values ๐Ÿฏ. ๐——๐—”๐—ง๐—” ๐——๐—˜๐—™๐—œ๐—ก๐—œ๐—ง๐—œ๐—ข๐—ก ๐—Ÿ๐—”๐—ก๐—š๐—จ๐—”๐—š๐—˜ (๐——๐——๐—Ÿ) โ†ณ CREATE, ALTER, DROP, and TRUNCATE Statements โ†ณ Constraints: PRIMARY KEY, FOREIGN KEY, UNIQUE, NOT NULL, CHECK, and DEFAULT ๐Ÿฐ. ๐——๐—”๐—ง๐—” ๐— ๐—”๐—ก๐—œ๐—ฃ๐—จ๐—Ÿ๐—”๐—ง๐—œ๐—ข๐—ก ๐—Ÿ๐—”๐—ก๐—š๐—จ๐—”๐—š๐—˜ (๐——๐— ๐—Ÿ) โ†ณ INSERT, UPDATE, DELETE Statements โ†ณ SELECT Statement with Basic Queries ๐Ÿฑ. ๐—ค๐—จ๐—˜๐—ฅ๐—ฌ๐—œ๐—ก๐—š ๐——๐—”๐—ง๐—” โ†ณ SELECT with WHERE, ORDER BY, and LIMIT โ†ณ Aggregation Functions: COUNT, SUM, AVG, MIN, MAX โ†ณ GROUP BY and HAVING Clauses โ†ณ JOINs: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN โ†ณ Subqueries and Nested Queries โ†ณ UNION, INTERSECT, and EXCEPT ๐Ÿฒ. ๐——๐—”๐—ง๐—” ๐—–๐—ข๐—ก๐—ง๐—ฅ๐—ข๐—Ÿ ๐—Ÿ๐—”๐—ก๐—š๐—จ๐—”๐—š๐—˜ (๐——๐—–๐—Ÿ) โ†ณ GRANT and REVOKE Permissions โ†ณ User Roles and Privileges ๐Ÿณ. ๐—ง๐—ฅ๐—”๐—ก๐—ฆ๐—”๐—–๐—ง๐—œ๐—ข๐—ก ๐—–๐—ข๐—ก๐—ง๐—ฅ๐—ข๐—Ÿ ๐—Ÿ๐—”๐—ก๐—š๐—จ๐—”๐—š๐—˜ (๐—ง๐—–๐—Ÿ) โ†ณ COMMIT and ROLLBACK โ†ณ SAVEPOINT and TRANSACTION Management ๐Ÿด. ๐—œ๐—ก๐——๐—˜๐—ซ๐—œ๐—ก๐—š โ†ณ Creating and Using Indexes โ†ณ Understanding Index Performance and Optimization ๐Ÿต. ๐—ฉ๐—œ๐—˜๐—ช๐—ฆ โ†ณ Creating and Managing Views โ†ณ Materialized Views ๐Ÿญ๐Ÿฌ. ๐—ฆ๐—ง๐—ข๐—ฅ๐—˜๐—— ๐—ฃ๐—ฅ๐—ข๐—–๐—˜๐——๐—จ๐—ฅ๐—˜๐—ฆ ๐—”๐—ก๐—— ๐—™๐—จ๐—ก๐—–๐—ง๐—œ๐—ข๐—ก๐—ฆ โ†ณ Creating Stored Procedures โ†ณ Writing User-Defined Functions (UDFs) ๐Ÿญ๐Ÿญ. ๐—ง๐—ฅ๐—œ๐—š๐—š๐—˜๐—ฅ๐—ฆ โ†ณ Creating and Managing Triggers โ†ณ Use Cases for Triggers ๐Ÿญ๐Ÿฎ. ๐—ง๐—˜๐— ๐—ฃ๐—ข๐—ฅ๐—”๐—ฅ๐—ฌ ๐—ง๐—”๐—•๐—Ÿ๐—˜๐—ฆ โ†ณ Creating and Using Temporary Tables โ†ณ Difference between Temporary and Permanent Tables ๐Ÿญ๐Ÿฏ. ๐—ฆ๐—ค๐—Ÿ ๐—ข๐—ฃ๐—ง๐—œ๐— ๐—œ๐—ญ๐—”๐—ง๐—œ๐—ข๐—ก โ†ณ Query Optimization Techniques โ†ณ Understanding Query Execution Plans ๐Ÿญ๐Ÿฐ. ๐—”๐——๐—ฉ๐—”๐—ก๐—–๐—˜๐—— ๐—ฆ๐—ค๐—Ÿ โ†ณ Window Functions โ†ณ Common Table Expressions (CTEs) โ†ณ Recursive Queries โ†ณ Handling Complex Joins and Subqueries ๐Ÿญ๐Ÿฑ. ๐—ฆ๐—˜๐—–๐—จ๐—ฅ๐—œ๐—ง๐—ฌ ๐—œ๐—ก ๐—ฆ๐—ค๐—Ÿ โ†ณ User Authentication and Authorization โ†ณ Data Encryption โ†ณ SQL Injection Prevention ๐Ÿญ๐Ÿฒ. ๐—ฆ๐—ค๐—Ÿ ๐—œ๐—ก๐—ง๐—˜๐—š๐—ฅ๐—”๐—ง๐—œ๐—ข๐—ก ๐—ช๐—œ๐—ง๐—› ๐—ฃ๐—ฅ๐—ข๐—š๐—ฅ๐—”๐— ๐— ๐—œ๐—ก๐—š ๐—Ÿ๐—”๐—ก๐—š๐—จ๐—”๐—š๐—˜๐—ฆ โ†ณ SQL with Python โ†ณ SQL with R โ†ณ SQL with Java ๐Ÿญ๐Ÿณ. ๐—ฅ๐—˜๐—ฃ๐—ข๐—ฅ๐—ง๐—œ๐—ก๐—š ๐—”๐—ก๐—— ๐——๐—”๐—ฆ๐—›๐—•๐—ข๐—”๐—ฅ๐——๐—ฆ โ†ณ Generating Reports with SQL โ†ณ Integration with BI Tools (e.g., Tableau, Power BI)

March 19, 2025 974 6