From 41c6a7ebbab748ee199790fda88a6e953428aa0c Mon Sep 17 00:00:00 2001
From: Nolan Darilek <nolan@thewordnerd.info>
Date: Mon, 28 Apr 2025 10:01:17 -0500
Subject: [PATCH 1/3] Remove code that didn't make a difference.

---
 src/main.rs | 13 -------------
 1 file changed, 13 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index d7c5d16..b9b4304 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -16,13 +16,6 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         set preserve_insertion_order = false;
         "#,
     )?;
-    let mut stmt = conn.prepare("select * from duckdb_settings()")?;
-    let mut rows = stmt.query([])?;
-    while let Some(row) = rows.next()? {
-        let name: String = row.get(0)?;
-        let value: String = row.get(1)?;
-        println!("{}: {}", name, value);
-    }
     let xmin = -97.734375;
     let xmax = -97.3828125;
     let ymin = 30.234375;
@@ -45,12 +38,6 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             r#"create table {table} as select * from read_parquet(?) where bbox.xmin between ? and ? and bbox.ymin between ? and ?;"#
         );
         conn.execute(&query, params![root, xmin, xmax, ymin, ymax,])?;
-        println!("Counting");
-        conn.query_row(&format!("select count() from {table};"), [], |row| {
-            let count: usize = row.get(0).unwrap();
-            println!("{count}");
-            Ok(())
-        })?;
     }
     Ok(())
 }

From 4b3e57be44432793fc3cfa61a874445a4b1f40b1 Mon Sep 17 00:00:00 2001
From: Nolan Darilek <nolan@thewordnerd.info>
Date: Mon, 28 Apr 2025 10:07:27 -0500
Subject: [PATCH 2/3] Remove another println.

---
 src/main.rs | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/main.rs b/src/main.rs
index b9b4304..1ba615f 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -30,7 +30,6 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
         let table = t.split('=');
         let table = table.last().unwrap();
         let root = format!("{ROOT}/{t}/*");
-        println!("Making table");
         println!(
             r#"create table {table} as select * from read_parquet("{root}") where bbox.xmin between {xmin} and {xmax} and bbox.ymin between {ymin} and {ymax};"#
         );

From 50c0e0d22484fc824ebc3729b53ea727df5f6876 Mon Sep 17 00:00:00 2001
From: Nolan Darilek <nolan@thewordnerd.info>
Date: Mon, 28 Apr 2025 10:25:22 -0500
Subject: [PATCH 3/3] Set bbox parameters directly in the query. This seems to
 fix the performance gap.

---
 src/main.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 1ba615f..227c3f9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -34,9 +34,9 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
             r#"create table {table} as select * from read_parquet("{root}") where bbox.xmin between {xmin} and {xmax} and bbox.ymin between {ymin} and {ymax};"#
         );
         let query = format!(
-            r#"create table {table} as select * from read_parquet(?) where bbox.xmin between ? and ? and bbox.ymin between ? and ?;"#
+            r#"create table {table} as select * from read_parquet(?) where bbox.xmin between {xmin} and {xmax} and bbox.ymin between {ymin} and {ymax};"#
         );
-        conn.execute(&query, params![root, xmin, xmax, ymin, ymax,])?;
+        conn.execute(&query, params![root,])?;
     }
     Ok(())
 }