remove duckdb object cache integration

vortex-duckdb/build.rs

@@ -492,7 +492,6 @@ fn main() {
         .file("cpp/expr.cpp")
         .file("cpp/file_system.cpp")
         .file("cpp/logical_type.cpp")
-        .file("cpp/object_cache.cpp")
         .file("cpp/replacement_scan.cpp")
         .file("cpp/scalar_function.cpp")
         .file("cpp/table_filter.cpp")

vortex-duckdb/cpp/client_context.cpp

@@ -5,7 +5,6 @@
 
 #include <duckdb/main/client_context.hpp>
 #include <duckdb/main/connection.hpp>
-#include <duckdb/storage/object_cache.hpp>
 
 extern "C" duckdb_client_context duckdb_vx_connection_get_client_context(duckdb_connection conn) {
     try {
@@ -16,16 +15,6 @@ extern "C" duckdb_client_context duckdb_vx_connection_get_client_context(duckdb_
     }
 }
 
-extern "C" duckdb_vx_object_cache duckdb_client_context_get_object_cache(duckdb_client_context ffi_context) {
-    try {
-        auto *context = reinterpret_cast<duckdb::ClientContext *>(ffi_context);
-        // This is okay because this is a ref to the object cache, this lives as long as the database.
-        return reinterpret_cast<duckdb_vx_object_cache>(&duckdb::ObjectCache::GetObjectCache(*context));
-    } catch (...) {
-        return nullptr;
-    }
-}
-
 extern "C" duckdb_value duckdb_client_context_try_get_current_setting(duckdb_client_context context,
                                                                       const char *key) {
     if (!context || !key) {

vortex-duckdb/src/duckdb/client_context.rs

@@ -3,11 +3,7 @@
 
 use std::ffi::CStr;
 
-use vortex::error::vortex_panic;
-
 use crate::cpp;
-use crate::duckdb::ObjectCache;
-use crate::duckdb::ObjectCacheRef;
 use crate::duckdb::Value;
 use crate::lifetime_wrapper;
 
@@ -36,17 +32,6 @@ impl ClientContextRef {
         unsafe { &*(self as *const Self) }
     }
 
-    /// Get the object cache for this client context.
-    pub fn object_cache(&self) -> &ObjectCacheRef {
-        unsafe {
-            let cache = cpp::duckdb_client_context_get_object_cache(self.as_ptr());
-            if cache.is_null() {
-                vortex_panic!("Failed to get object cache from client context");
-            }
-            ObjectCache::borrow(cache)
-        }
-    }
-
     /// Try to get the current value of a configuration setting.
     /// Returns None if the setting doesn't exist.
     pub fn try_get_current_setting(&self, key: &CStr) -> Option<Value> {

vortex-duckdb/src/duckdb/connection.rs

@@ -279,39 +279,4 @@ mod tests {
         data: String,
         value: i32,
     }
-
-    #[test]
-    fn test_object_cache_put_get() {
-        let conn = test_connection().unwrap();
-        let client_context = conn.client_context().unwrap();
-        let cache = client_context.object_cache();
-
-        // Test with a simple struct
-        let test_entry = TestCacheEntry {
-            data: "hello world".to_string(),
-            value: 42,
-        };
-
-        // Store the entry in the cache
-        cache.put("test_key", test_entry);
-
-        // Retrieve it back
-        let retrieved = cache.get::<TestCacheEntry>("test_key");
-        assert!(retrieved.is_some());
-
-        let retrieved_entry = retrieved.unwrap();
-        assert_eq!(retrieved_entry.data, "hello world");
-        assert_eq!(retrieved_entry.value, 42);
-    }
-
-    #[test]
-    fn test_object_cache_get_nonexistent() {
-        let conn = test_connection().unwrap();
-        let client_context = conn.client_context().unwrap();
-        let cache = client_context.object_cache();
-
-        // Try to get a non-existent key
-        let result = cache.get::<TestCacheEntry>("nonexistent_key");
-        assert!(result.is_none());
-    }
 }

vortex-duckdb/src/duckdb/mod.rs

@@ -13,7 +13,6 @@ mod expr;
 mod file_system;
 mod logical_type;
 mod macro_;
-mod object_cache;
 mod query_result;
 mod scalar_function;
 mod selection_vector;
@@ -37,7 +36,6 @@ pub use ddb_string::*;
 pub use expr::*;
 pub use file_system::*;
 pub use logical_type::*;
-pub use object_cache::*;
 pub use query_result::*;
 pub use scalar_function::*;
 pub use selection_vector::*;