update duckdb sql generated from prql to prql v0.9.1 compiler output

Author: RandomFractals

data/chinook/duckdb/employees-by-age.sql

@@ -3,8 +3,8 @@ SELECT
   first_name,
   last_name,
   birth_date,
-  (DATE '2023-02-12' - birth_date) / 365 AS age
+  ((DATE '2023-10-14' - birth_date) / 365) AS age
 FROM
   employees
 
--- Generated by PRQL compiler version:0.5.0 target:sql.duckdb (https://prql-lang.org)
+-- Generated by PRQL compiler version:0.9.1 target:sql.duckdb (https://prql-lang.org)

data/chinook/duckdb/employees-by-birth-date.sql

@@ -8,4 +8,4 @@ FROM
 ORDER BY
   birth_date
 
--- Generated by PRQL compiler version:0.5.0 target:sql.duckdb (https://prql-lang.org)
+-- Generated by PRQL compiler version:0.9.1 target:sql.duckdb (https://prql-lang.org)

data/chinook/duckdb/recent-employee-hires-by-title.sql

@@ -1,19 +1,9 @@
-WITH table_1 AS (
-  SELECT
-    *,
-    ROW_NUMBER() OVER (
-      PARTITION BY title
-      ORDER BY
-        hire_date
-    ) AS _expr_0
-  FROM
-    employees
-)
 SELECT
-  * EXCLUDE (_expr_0)
+  DISTINCT ON (title) *
 FROM
-  table_1
-WHERE
-  _expr_0 <= 1
+  employees
+ORDER BY
+  title,
+  hire_date
 
--- Generated by PRQL compiler version:0.5.0 target:sql.duckdb (https://prql-lang.org)
+-- Generated by PRQL compiler version:0.9.1 target:sql.duckdb (https://prql-lang.org)

data/gbif/top-10-duck-species-observations.sql

@@ -0,0 +1,25 @@
+WITH table_0 AS (
+  SELECT
+    *
+  from
+    read_parquet(
+      "s3://gbif-open-data-us-east-1/occurrence/2023-03-01/occurrence.parquet/000000"
+    )
+)
+SELECT
+  genus,
+  species,
+  COUNT(*) AS total
+FROM
+  table_0
+WHERE
+  genus = 'Anas'
+GROUP BY
+  genus,
+  species
+ORDER BY
+  total DESC
+LIMIT
+  10
+
+-- Generated by PRQL compiler version:0.9.1 target:sql.duckdb (https://prql-lang.org)