Numeric Number with a decimal and the data needs to be accurate Bank balance, grams of gold, scientific calculations Double Precision Number without a decimal, and the decimal doesn't make a big ...

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PostgreSQL is a first-rate, enterprise-worthy open source RDBMS (relational database management system) that compares very favorably to high-priced closed-source commercial databases. Databases are ...

In part 1, we learned important PostgreSQL fundamentals. Today, we’ll learn how to populate a table with data, and about important concepts like schema, normalization, views, and transactions. We only ...