![]() ![]() The columns (or fields) for the customer table might be Customer ID, Company Name, Company Address, Industry etc. Together, these tables can provide information about the different industries that purchase a specific software product. There may also be a different table, which describes all the individual transactions that align to that account. Analysts use SQL queries to combine different data points and summarize business performance, allowing organizations to gain insights, optimize workflows, and identify new opportunities.įor example, imagine your company maintains a database table with customer information, which contains company data at the account level. These unique identifiers demonstrate the different relationships which exist between tables, and these relationships are usually illustrated through different types of data models. ![]() Data is typically structured across multiple tables, which can be joined together via a primary key or a foreign key. A relational database organizes data into rows and columns, which collectively form a table. ![]()
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