PostgreSQL Tutorials | how to Change data types in Postgresql | postgresql alter data types ,lengths

This video talks about
how to Change data types in Postgresql
postgresql alter data types
how to alter column lengths in postgresql

ALTER TABLE EMP1
ALTER COLUMN Bonus TYPE NUMERIC USING Bonus:: NUMERIC

PostgreSQL Installation | PgAdmin 4 installation in windows | how to install postgresql

https://www.youtube.com/watch?v=GiAtbTgghR4
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postgresql interview questions and Answers..

https://www.youtube.com/watch?v=sKQQZpZGoNg

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Complete PostgreSQL Tutorials Play List | Beginners Postgresql Materials

https://www.youtube.com/watch?v=GiAtbTgghR4&list=PLmhoQ1nd8VnT-6RIvEJnyGxCvKyubW2O4

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Different Types of commands in postgresql | postgresql commands

https://www.youtube.com/watch?v=YpQT1dKvofc

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how to start psql postgres | postgresql command prompt| How to use psql Shell

https://www.youtube.com/watch?v=yTgY3WBFCdU

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DDL Commands in postgresql | postgres create, drop , alter, truncate commands

https://www.youtube.com/watch?v=TuFF54Q5Fu0
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What is constraint and purpose of constraints ? Diff types of constraints?

https://youtu.be/Tbt7ZGzg6Oc

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Not Null Constraints in Postgresql | postgresql not null example|sql not null

https://www.youtube.com/watch?v=NIUxX9ohTkM

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Postgresql Tutorials | Unique Constraints in Postgresql | psql unique constraints

https://www.youtube.com/watch?v=PSMb4tVIUbI

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Foreign Key Constraints in Postgresql | primary and foreign key relationship

https://www.youtube.com/watch?v=inPMsrcytvY

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Check Constraints in Postgresql

https://www.youtube.com/watch?v=W5b0Kvs9Vp0

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