diff --git a/src/engine.rs b/src/engine.rs
index e442561..ba9cb32 100644
--- a/src/engine.rs
+++ b/src/engine.rs
@@ -334,7 +334,7 @@ impl RuntimeEngine {
             let server = config.liquid_cache.server_address.as_ref().ok_or_else(|| {
                 anyhow::anyhow!("liquid cache enabled but server_address not set")
             })?;
-            info!("Enabling liquid cache with server: {}", server);
+            info!(server = %server, "Enabling liquid cache");
             builder = builder.liquid_cache_server(server.clone());
         }
 
@@ -477,7 +477,7 @@ impl RuntimeEngine {
         let cache_prefix = self.storage.cache_prefix(connection_id);
 
         if let Err(e) = self.storage.delete_prefix(&cache_prefix).await {
-            warn!("Failed to delete cache prefix {}: {}", cache_prefix, e);
+            warn!(prefix = %cache_prefix, error = %e, "Failed to delete cache prefix");
         }
 
         Ok(())
@@ -488,7 +488,7 @@ impl RuntimeEngine {
         // Delete versioned cache directory if it exists
         if let Some(parquet_path) = &table_info.parquet_path {
             if let Err(e) = self.storage.delete_prefix(parquet_path).await {
-                warn!("Failed to delete cache directory {}: {}", parquet_path, e);
+                warn!(path = %parquet_path, error = %e, "Failed to delete cache directory");
             }
         }
 
@@ -543,7 +543,7 @@ impl RuntimeEngine {
         // via the async ConnectionsCatalogList. No pre-registration with DataFusion needed.
 
         tracing::Span::current().record("runtimedb.connection_id", &connection_id);
-        info!("Connection '{}' registered (discovery pending)", name);
+        info!(connection = %name, id = %connection_id, "Connection registered (discovery pending)");
 
         Ok(connection_id)
     }
@@ -616,7 +616,7 @@ impl RuntimeEngine {
         )
     )]
     pub async fn execute_query(&self, sql: &str) -> Result<QueryResponse> {
-        info!("Executing query: {}", sql);
+        info!(sql = %sql, "Executing query");
         let start = Instant::now();
         if crate::telemetry::include_sql_in_traces() {
             tracing::Span::current().record("runtimedb.sql", sql);
@@ -627,7 +627,7 @@ impl RuntimeEngine {
         // Step 1: Parse SQL into a statement
         let dialect = session_state.config().options().sql_parser.dialect;
         let statement = session_state.sql_to_statement(sql, &dialect).map_err(|e| {
-            error!("SQL parse error: {}", e);
+            error!(error = %e, "SQL parse error");
             e
         })?;
 
@@ -635,7 +635,7 @@ impl RuntimeEngine {
         let references = session_state
             .resolve_table_references(&statement)
             .map_err(|e| {
-                error!("Failed to resolve table references: {}", e);
+                error!(error = %e, "Failed to resolve table references");
                 e
             })?;
 
@@ -649,7 +649,7 @@ impl RuntimeEngine {
             .instrument(tracing::info_span!("resolve_catalogs"))
             .await
             .map_err(|e| {
-                error!("Failed to resolve catalogs: {}", e);
+                error!(error = %e, "Failed to resolve catalogs");
                 e
             })?;
 
@@ -666,7 +666,7 @@ impl RuntimeEngine {
             .instrument(tracing::info_span!("statement_to_plan"))
             .await
             .map_err(|e| {
-                error!("Planning error: {}", e);
+                error!(error = %e, "Planning error");
                 e
             })?;
 
@@ -676,7 +676,7 @@ impl RuntimeEngine {
         // Execute physical plan and collect results
         let results = async {
             let results = df.collect().await.map_err(|e| {
-                error!("Error getting query result: {}", e);
+                error!(error = %e, "Error getting query result");
                 e
             })?;
             tracing::Span::current().record("runtimedb.batches_collected", results.len());
@@ -688,7 +688,7 @@ impl RuntimeEngine {
         ))
         .await?;
 
-        info!("Execution completed in {:?}", start.elapsed());
+        info!(elapsed = ?start.elapsed(), "Execution completed");
 
         let row_count: usize = results.iter().map(|b| b.num_rows()).sum();
         tracing::Span::current().record("runtimedb.rows_returned", row_count);
@@ -3000,7 +3000,8 @@ impl RuntimeEngineBuilder {
 
             // Build liquid-cache config if server is configured
             let liquid_cache_config = self.liquid_cache_server.map(|server| {
-                let store_configs: Vec<_> = storage.get_object_store_config().into_iter().collect();
+                let store_configs: Vec<_> =
+                    storage.get_object_store_config().into_iter().collect();
                 (server, store_configs)
             });