12/8/2023 0 Comments Bigquery json extract exampleWith arrays, since we do not have to repeat some information, this results in reduced storage costs for BigQuery. This means that it’s okay to have different numbers of elements in each array in the same column.įor The Void, we will see an empty array, which is indicated by a grayed-out area. The first column is just a normal string, but the second column is an array of strings, containing the colors.įor Primary Colors and Secondary Colors, we see that each array contains three elements each.įor Black and White, the array only contains two elements. We have two columns: category and samples_array. SELECT 'Primary Colors' AS category, AS samples_array Here, we create a sample query using colors. This way, we can reference the colors table. Throughout this guide, we can add this WITH clause ( also known as CTE) on top of all our queries. Creating a Sample Query with ArraysĪn array can be created using the brackets, such as, or. Throughout this guide, we include actual screenshots from the BigQuery console. In the BigQuery Console, we can see an array as a multi-row entry.
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