Please write a query for dvdrental database. Please list first names of customers starting with letter L. Include only first names, remove duplicated rows. Please sort rows by first name. postgres

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A:

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Multiple Table

In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.