diff --git a/Cargo.lock b/Cargo.lock
index f541f035b..5d3b9da86 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1126,6 +1126,7 @@ dependencies = [
  "bytes",
  "bytestring",
  "conquer-once",
+ "either",
  "futures-executor",
  "futures-io",
  "futures-util",
diff --git a/sqlx-core/src/query_result.rs b/sqlx-core/src/query_result.rs
index 2a487a555..2f1ed6291 100644
--- a/sqlx-core/src/query_result.rs
+++ b/sqlx-core/src/query_result.rs
@@ -4,7 +4,7 @@ use std::fmt::Debug;
 ///
 /// Returned from [`execute()`][crate::Executor::execute].
 ///
-pub trait QueryResult: 'static + Sized + Debug + Extend<Self> {
+pub trait QueryResult: 'static + Sized + Debug + Clone + Default + Extend<Self> {
     /// Returns the number of rows changed, deleted, or inserted by the statement
     /// if it was an `UPDATE`, `DELETE` or `INSERT`. For `SELECT` statements, returns
     /// the number of rows returned.
diff --git a/sqlx-mysql/src/protocol/info.rs b/sqlx-mysql/src/protocol/info.rs
index 28d2f3507..75b8f7431 100644
--- a/sqlx-mysql/src/protocol/info.rs
+++ b/sqlx-mysql/src/protocol/info.rs
@@ -1,7 +1,7 @@
 // https://dev.mysql.com/doc/c-api/8.0/en/mysql-info.html
 // https://mariadb.com/kb/en/mysql_info/
 
-#[derive(Debug, Default)]
+#[derive(Debug, Default, Clone, Copy)]
 pub(crate) struct Info {
     pub(crate) records: u64,
     pub(crate) duplicates: u64,
diff --git a/sqlx-mysql/src/query_result.rs b/sqlx-mysql/src/query_result.rs
index 2df67d331..8a0ed4c8a 100644
--- a/sqlx-mysql/src/query_result.rs
+++ b/sqlx-mysql/src/query_result.rs
@@ -4,7 +4,7 @@ use sqlx_core::QueryResult;
 
 use crate::protocol::{Info, OkPacket, Status};
 
-/// Represents the execution result of an operation in MySQL.
+/// Represents the execution result of an operation on the database server.
 ///
 /// Returned from [`execute()`][sqlx_core::Executor::execute].
 ///
@@ -110,6 +110,18 @@ impl Debug for MySqlQueryResult {
     }
 }
 
+impl Default for MySqlQueryResult {
+    fn default() -> Self {
+        Self(OkPacket {
+            affected_rows: 0,
+            last_insert_id: 0,
+            status: Status::empty(),
+            warnings: 0,
+            info: Info::default(),
+        })
+    }
+}
+
 impl From<OkPacket> for MySqlQueryResult {
     fn from(ok: OkPacket) -> Self {
         Self(ok)
diff --git a/sqlx-postgres/src/query_result.rs b/sqlx-postgres/src/query_result.rs
index 90b7837a9..0cd4b4c7c 100644
--- a/sqlx-postgres/src/query_result.rs
+++ b/sqlx-postgres/src/query_result.rs
@@ -14,7 +14,7 @@ use sqlx_core::QueryResult;
 /// Returned from [`execute()`][sqlx_core::Executor::execute].
 ///
 #[allow(clippy::module_name_repetitions)]
-#[derive(Clone)]
+#[derive(Clone, Default)]
 pub struct PgQueryResult {
     command: ByteString,
     rows_affected: u64,
@@ -38,6 +38,7 @@ impl PgQueryResult {
     ///
     /// This is usually a single word that identifies which SQL command
     /// was completed (e.g.,`INSERT`, `UPDATE`, or `MOVE`).
+    ///
     #[must_use]
     pub fn command(&self) -> &str {
         &self.command