Your question is SQL Set Difference Without Nesting. Start with the requirements and the two tables on the right.
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Write a query to list the rows present in the first table but not in the second table without using any nested query.
Use the provided tables and match rows by record_id. Return only records from the first table that have no matching record_id in the second table.
first_tablerecord_id, row_label, and statusrecord_id ascending| Column | Type | Description |
|---|---|---|
| record_idPK | INT | Unique identifier for the first-table row |
| row_label | VARCHAR(100) | Descriptive label for the row |
| status | VARCHAR(20) | Optional status value |
| Column | Type | Description |
|---|---|---|
| record_idPK | INT | Unique identifier for the second-table row |
| row_label | VARCHAR(100) | Descriptive label for the row |
| status | VARCHAR(20) | Optional status value |