![]() ![]() Optimize your formatting to match your storage method and data usage, and you’ve optimized valuable engineering time and resources. Below we highlight the key reasons why you might use row vs. Row format: Traditionally you can think of row storage this way:īut you can also represent row data visually in the order in which it would be stored in memory, like this:ġ, Michael, Jones, Dallas, 32, 2, Preston, James, Boston, 25Ĭolumnar format: Traditionally you can think of columnar storage this way:īut you can also represent columnar data visually in the order in which it would be stored in memoryġ, 2, Michael, Preston, Jones, James, Dallas, Boston, 32, 25Ĭhoosing a format is all about ensuring your format matches your downstream intended use for the data. Within fields the read-in order is maintained this preserves the ability to link data to records. This means like items are grouped and stored next to one another. Columnar – the values of each table column (field) are stored next to each other.In other words, the data of each row is arranged such that the last column of a row is stored next to the first column entry of the succeeding data row. All data associated with a specific record is stored adjacently. ![]() Think of this as a more “traditional” way of organizing and managing data.
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