Rename postgres_average_row-size.sql to postgres_average_row_size.sql

Author: shane-borden

postgres/postgres_average_row-size.sql renamed to postgres/postgres_average_row_size.sql

@@ -23,4 +23,4 @@ SELECT
     COALESCE(rc.row_count, 1) AS row_count,
     (ts.total_size / NULLIF(rc.row_count, 0)) AS avg_row_size
 FROM table_size ts
-LEFT JOIN row_count rc ON ts.table_name = rc.table_name;
+LEFT JOIN row_count rc ON ts.table_name = rc.table_name;