From the course: MySQL Database Administration
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Dropping schemas and tables - MySQL Tutorial
From the course: MySQL Database Administration
Dropping schemas and tables
- [Instructor] All right, in this lecture, we're going to talk about dropping schemas and tables. I've said this before when I talked about dropping columns, and I mentioned it briefly about schemas and tables as well. So the most important thing I'll say about this is that you should be careful. If you drop the wrong schema or the wrong table, it can totally break some sort of a backend process that could have major ramifications for your company. That could be as minor as breaking reporting and then people couldn't get information that they need. Or it could be as major as actually impacting your product, if say you run a technology product, which relies on the backend database in order to populate the front end data that the customer is experiencing. You may drop a column or a table or a schema that the backend process is looking for, which will then throw an error, which could then actually break the entire experience. So this can be super dangerous. In reality, there's not a ton…
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Contents
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(Locked)
Creating a schema using the MySQL Workbench UI2m 54s
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(Locked)
Creating a schema using SQL code4m 27s
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(Locked)
Creating a table using the MySQL Workbench UI6m 52s
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(Locked)
Creating a table using SQL code6m 3s
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(Locked)
MySQL data types5m 40s
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(Locked)
Challenge: Creating your own schema and tables2m 28s
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(Locked)
Solution: Creating your own schema and tables12m 1s
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(Locked)
Adding and removing columns using the MySQL Workbench UI13m 39s
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(Locked)
Adding and removing columns with SQL code5m 4s
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(Locked)
Challenge: Adding and removing columns1m 25s
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(Locked)
Solution: Adding and removing columns6m 59s
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(Locked)
Dropping schemas and tables6m 45s
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(Locked)
Challenge: Dropping schemas and tables1m 46s
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(Locked)
Solution: Dropping schemas and tables2m 22s
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(Locked)
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