enable loadable extension

libduckdb-sys/update_sources.py

@@ -99,10 +99,3 @@ def get_sources(extensions):
     + '/bindgen_bundled_version.rs" \;',
     shell=True,
 )
-
-# Remove the extra patch file
-os.remove(
-    os.path.join(
-        SCRIPT_DIR, "duckdb-sources", "extension", "httpfs", "httpfs_config.py"
-    )
-)

src/config.rs

@@ -42,16 +42,28 @@ pub enum DefaultNullOrder {
 
 /// duckdb configuration
 /// Refer to https://github.com/duckdb/duckdb/blob/master/src/main/config.cpp
-#[derive(Default)]
 pub struct Config {
     config: Option<ffi::duckdb_config>,
 }
 
+impl Default for Config {
+    fn default() -> Self {
+        Config { config: None }.autoloadable_extension(true).unwrap()
+    }
+}
+
 impl Config {
     pub(crate) fn duckdb_config(&self) -> ffi::duckdb_config {
         self.config.unwrap_or(std::ptr::null_mut() as ffi::duckdb_config)
     }
 
+    /// enable autoload extensions
+    pub fn autoloadable_extension(mut self, enabled: bool) -> Result<Config> {
+        self.set("autoinstall_known_extensions", &(enabled as i32).to_string())?;
+        self.set("autoload_known_extensions", &(enabled as i32).to_string())?;
+        Ok(self)
+    }
+
     /// Access mode of the database ([AUTOMATIC], READ_ONLY or READ_WRITE)
     pub fn access_mode(mut self, mode: AccessMode) -> Result<Config> {
         self.set("access_mode", &mode.to_string())?;