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Dbstudy (토론 | 기여)님의 2024년 11월 6일 (수) 00:39 판
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What is SQL And Relational Database

What is PostreSQL AKA Postrgres

PostgreSQL Installation (Mac OS)

PostgreSQL Installation (Windows)

GUI Clients vs Terminal/CMD Clients

Setup PSQL (MAC OS)

Setup PSQL (Windows)

How to Create Database

How to Connect to Databases

A Very Dangerous Command

How To Create Tables

Creating Tables Without Constraints

Creating Tables with Constraints

Insert Into

Insert Into Example

Generate 1000 Rows with Mockaroo

Select From

Order By

Distinct

Where Clause and AND

Comparison Operators

Limit, Offset & Fetch

IN

Between

Like And iLike

Group By

Group By Having

Adding New Table And Data Using Mockaroo

Calculating Min, Max & Average

Sum

Basics of Arithmetic Operators

Arithmetic Operators (ROUND)

Alias

Coalesce

NULLIF

Timestamps And Dates Course

Adding And Subtracting With Dates

Extracting Fields From Timestamp

Age Function

What Are Primary Keys

Understanding Primary Keys

Adding Primary Key

Unique Constraints

Check Constraints

How to Delete Records

How to Update Records

On Conflict Do Nothing

Upsert

What Is A Relationship/Foreign Keys

Adding Relationship Between Tables

Updating Foreign Keys Columns

Inner Joins

Left Joins

Deleting Records With Foreign Keys

Exporting Query Results to CSV

Serial & Sequences

Extensions

Understanding UUID Data Type

UUID As Primary Keys

Conclusion

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