ScanColumn dropped.

ncruces · ncruces · commit 5b7882341636 · 2025-12-12T13:06:37.000Z
diff --git a/driver/driver.go b/driver/driver.go
@@ -653,14 +653,12 @@ type rows struct {
 	names []string
 	types []string
 	scans []scantype
-	dest  []driver.Value
 }
 
 var (
 	// Ensure these interfaces are implemented:
 	_ driver.RowsColumnTypeDatabaseTypeName = &rows{}
 	_ driver.RowsColumnTypeNullable         = &rows{}
-	// _ driver.RowsColumnScanner           = &rows{}
 )
 
 func (r *rows) Close() error {
@@ -780,7 +778,6 @@ func (r *rows) ColumnTypeScanType(index int) (typ reflect.Type) {
 }
 
 func (r *rows) Next(dest []driver.Value) error {
-	r.dest = nil
 	c := r.Stmt.Conn()
 	if old := c.SetInterrupt(r.ctx); old != r.ctx {
 		defer c.SetInterrupt(old)
@@ -830,33 +827,5 @@ func (r *rows) Next(dest []driver.Value) error {
 			}
 		}
 	}
-	r.dest = dest
 	return nil
 }
-
-func (r *rows) ScanColumn(dest any, index int) (err error) {
-	// notest // Go 1.26
-	var tm *time.Time
-	var ok *bool
-	switch d := dest.(type) {
-	case *time.Time:
-		tm = d
-	case *sql.NullTime:
-		tm = &d.Time
-		ok = &d.Valid
-	case *sql.Null[time.Time]:
-		tm = &d.V
-		ok = &d.Valid
-	default:
-		return driver.ErrSkip
-	}
-	value := r.dest[index]
-	*tm, err = r.tmRead.Decode(value)
-	if ok != nil {
-		*ok = err == nil
-		if value == nil {
-			return nil
-		}
-	}
-	return err
-}
diff --git a/driver/driver_test.go b/driver/driver_test.go
@@ -8,7 +8,6 @@ import (
 	"math"
 	"net/url"
 	"reflect"
-	"strings"
 	"testing"
 	"time"
 
@@ -521,39 +520,6 @@ func Test_ColumnType_ScanType(t *testing.T) {
 	}
 }
 
-func Test_rows_ScanColumn(t *testing.T) {
-	t.Parallel()
-	dsn := memdb.TestDB(t)
-
-	db, err := Open(dsn)
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer db.Close()
-
-	var tm time.Time
-	err = db.QueryRow(`SELECT NULL`).Scan(&tm)
-	if err == nil {
-		t.Error("want error")
-	}
-	// Go 1.26
-	err = db.QueryRow(`SELECT datetime()`).Scan(&tm)
-	if err != nil && !strings.HasPrefix(err.Error(), "sql: Scan error") {
-		t.Error(err)
-	}
-
-	var nt sql.NullTime
-	err = db.QueryRow(`SELECT NULL`).Scan(&nt)
-	if err != nil {
-		t.Error(err)
-	}
-	// Go 1.26
-	err = db.QueryRow(`SELECT datetime()`).Scan(&nt)
-	if err != nil && !strings.HasPrefix(err.Error(), "sql: Scan error") {
-		t.Error(err)
-	}
-}
-
 func Benchmark_loop(b *testing.B) {
 	db, err := Open(":memory:")
 	if err != nil {
