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PostgreSQL Roadmap
Backend Developer Roadmap
https : // roadmap.sh
SQL
Truncate Table
What are Relational Databases?
Alter Table
RDBMS Benefits and Limitations
Create Table
Introduction
Data Definition Language (DDL)
SQL vs NoSQL Databases
Basic SQL Syntax
SQL keywords
Data Types
Data Manipulation Language (DML)
SELECT
FROM
WHERE
ORDER BY
SUM
AVG
MIN
GROUP BY
HAVING
COUNT
INSERT
MAX
Operators
JOINs
UPDATE
SELECT
INSERT
UPDATE
DELETE
Statements
DELETE
SELECT
Aggregate Queries
Views
Data Constraints
JOIN Queries
GROUP BY
Primary Key
INNER JOIN
HAVING
Foreign Key
LEFT JOIN
Unique
RIGHT JOIN
Creating Views
NOT NULL
FULL OUTER JOIN
Modifying Views
CHECK
Self Join
Cross Join
Dropping Views
CONCAT
LENGTH
SUBSTRING
REPLACE
UPPER
LOWER
FLOOR
ABS
ROUND
String Functions
Scalar
Column
Row
Table
Types of Sub Queries
MOD
CEILING
Sub Queries
Nested Subqueries
Numeric
Correlated Subqueries
Advanced SQL Functions
Date and Time
Conditional
DATE
TIME
CASE
DATEPART
DATEADD
Data Integrity and Security
NULLIF
Data Integrity Constraints
GRANT and REVOKE
COALESCE
Database Security Best Practices
TIMESTAMP
BEGIN
Managing Indexes
Stored Procedures and Functions
COMMIT
Indexes
Performance Optimization
Query Optimization
ROLLBACK
Query Optimization Techniques
SAVEPOINT
ACID
Using Indexes
Optimizing Joins
Transactions
Reducing Subqueries
Transaction Isolation Levels
Selective Projection
Query Analysis Techniques
Advanced SQL Concepts
Recursive Queries
Row_number
Pivot and Unpivot Operations
rank
Window Functions
dense_rank
CTEs (Common Table Expressions)
lead
Dynamic SQL
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Backend Roadmap
PostgreSQL Roadmap
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