some more fixes

e2e/concurrency_test.go

@@ -232,6 +232,17 @@ func TestRQLite_ConcurrentInserts(t *testing.T) {
 	defer cancel()
 
 	table := GenerateTableName()
+
+	// Cleanup table after test
+	defer func() {
+		dropReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": table},
+		}
+		dropReq.Do(context.Background())
+	}()
+
 	schema := fmt.Sprintf(
 		"CREATE TABLE IF NOT EXISTS %s (id INTEGER PRIMARY KEY AUTOINCREMENT, value INTEGER)",
 		table,
@@ -320,6 +331,17 @@ func TestRQLite_LargeBatchTransaction(t *testing.T) {
 	defer cancel()
 
 	table := GenerateTableName()
+
+	// Cleanup table after test
+	defer func() {
+		dropReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": table},
+		}
+		dropReq.Do(context.Background())
+	}()
+
 	schema := fmt.Sprintf(
 		"CREATE TABLE IF NOT EXISTS %s (id INTEGER PRIMARY KEY AUTOINCREMENT, value TEXT)",
 		table,

e2e/rqlite_http_test.go

@@ -17,6 +17,17 @@ func TestRQLite_CreateTable(t *testing.T) {
 	defer cancel()
 
 	table := GenerateTableName()
+
+	// Cleanup table after test
+	defer func() {
+		dropReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": table},
+		}
+		dropReq.Do(context.Background())
+	}()
+
 	schema := fmt.Sprintf(
 		"CREATE TABLE IF NOT EXISTS %s (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT, created_at DATETIME DEFAULT CURRENT_TIMESTAMP)",
 		table,
@@ -47,6 +58,17 @@ func TestRQLite_InsertQuery(t *testing.T) {
 	defer cancel()
 
 	table := GenerateTableName()
+
+	// Cleanup table after test
+	defer func() {
+		dropReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": table},
+		}
+		dropReq.Do(context.Background())
+	}()
+
 	schema := fmt.Sprintf(
 		"CREATE TABLE IF NOT EXISTS %s (id INTEGER PRIMARY KEY AUTOINCREMENT, name TEXT)",
 		table,
@@ -245,6 +267,17 @@ func TestRQLite_LargeTransaction(t *testing.T) {
 	defer cancel()
 
 	table := GenerateTableName()
+
+	// Cleanup table after test
+	defer func() {
+		dropReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": table},
+		}
+		dropReq.Do(context.Background())
+	}()
+
 	schema := fmt.Sprintf(
 		"CREATE TABLE IF NOT EXISTS %s (id INTEGER PRIMARY KEY AUTOINCREMENT, value INTEGER)",
 		table,
@@ -320,6 +353,23 @@ func TestRQLite_ForeignKeyMigration(t *testing.T) {
 	orgsTable := GenerateTableName()
 	usersTable := GenerateTableName()
 
+	// Cleanup tables after test
+	defer func() {
+		dropUsersReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": usersTable},
+		}
+		dropUsersReq.Do(context.Background())
+
+		dropOrgsReq := &HTTPRequest{
+			Method: http.MethodPost,
+			URL:    GetGatewayURL() + "/v1/rqlite/drop-table",
+			Body:   map[string]interface{}{"table": orgsTable},
+		}
+		dropOrgsReq.Do(context.Background())
+	}()
+
 	// Create base tables
 	createOrgsReq := &HTTPRequest{
 		Method: http.MethodPost,

pkg/rqlite/adapter.go

@@ -23,10 +23,11 @@ func NewRQLiteAdapter(manager *RQLiteManager) (*RQLiteAdapter, error) {
 	}
 
 	// Configure connection pool with proper timeouts and limits
-	db.SetMaxOpenConns(25)                 // Maximum number of open connections
+	// Optimized for concurrent operations and fast bad connection eviction
-	db.SetMaxIdleConns(5)                  // Maximum number of idle connections
+	db.SetMaxOpenConns(100)                 // Allow more concurrent connections to prevent queuing
-	db.SetConnMaxLifetime(5 * time.Minute) // Maximum lifetime of a connection
+	db.SetMaxIdleConns(10)                  // Keep fewer idle connections to force fresh reconnects
-	db.SetConnMaxIdleTime(2 * time.Minute) // Maximum idle time before closing
+	db.SetConnMaxLifetime(30 * time.Second) // Short lifetime ensures bad connections die quickly
+	db.SetConnMaxIdleTime(10 * time.Second) // Kill idle connections quickly to prevent stale state
 
 	return &RQLiteAdapter{
 		manager: manager,