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Sales Orders Database

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SportsDB Database

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World Database

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Circus Database

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4 ways to find SQL jobs

There are two main reasons to spend time looking at prospective SQL jobs: To apply for and get a job (duh) To figure out what …

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Query challenge series #1

Today we’re excited to introduce a new blog series, the Query Challenge Series. Each time we’ll introduce a new query challenge, and go through how …

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Physician Database

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Query challenge series #2

QUESTION “What do we do when , lets say the boss wants to change the”NULL” to display as “N/A” ? For this query: SELECT customers.name, …

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Blog Database

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Patient Database

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