In MySQL, you might wonder what’s the difference between UPSERT and INSERT commands. The INSERT clause adds new rows into a table. It only puts new data and does not change any old data. On the other hand, the UPSERT does two jobs. It adds new rows, but if a row with the same key […]

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Welcome to this amazing SQL programming test that will help anyone deeply interested in working with databases. This test will help you assess your strengths and find gaps in your SQL skills. Ultimately, you’ll know which part of the SQL you should focus on. Test Your SQL Programming Skills Before you delve into the questions […]

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SQL table creation is a database operation that creates a new table using an SQL query. A table is a collection of data organized into rows and columns. Each row represents a single record, and each column represents a single attribute of that record. Understand SQL Table Creation To create an SQL table, you use […]

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