ScanInitialized         ScanMode = 1 << 0 // 1
	ScanUpdate              ScanMode = 1 << 1 // 2
	ScanOnConflictDoNothing ScanMode = 1 << 2 // 4
)

// Scan scan rows into db statement
func Scan(rows Rows, db *DB, mode ScanMode) {
	var (
		columns, _          = rows.Columns()
		values              = make([]interface{}, len(columns))
		initialized         = mode&ScanInitialized != 0
		update              = mode&ScanUpdate != 0

pkg database/sql, method (*DB) QueryContext(context.Context, string, ...interface{}) (*Rows, error)
pkg database/sql, method (*DB) QueryRowContext(context.Context, string, ...interface{}) *Row
pkg database/sql, method (*Rows) ColumnTypes() ([]*ColumnType, error)
pkg database/sql, method (*Rows) NextResultSet() bool
pkg database/sql, method (*Stmt) ExecContext(context.Context, ...interface{}) (Result, error)

		{Name: "having_user_1", Age: 30},
	}

	DB.Create(&users)

	rows, err := DB.Select("name, count(*) as total").Table("users").Group("name").Having("name IN ?", []string{users[0].Name, users[1].Name}).Rows()
	if err != nil {
		t.Fatalf("got error %v", err)
	}

	defer rows.Close()
	for rows.Next() {
		var name string
		var total int64
		rows.Scan(&name, &total)

		if name == users[0].Name && total != 3 {

	}

	return
}

func (db *DB) Row() *sql.Row {
	tx := db.getInstance().Set("rows", false)
	tx = tx.callbacks.Row().Execute(tx)
	row, ok := tx.Statement.Dest.(*sql.Row)
	if !ok && tx.DryRun {
		db.Logger.Error(tx.Statement.Context, ErrDryRunModeUnsupported.Error())
	}
	return row
}

func (db *DB) Rows() (*sql.Rows, error) {
	tx := db.getInstance().Set("rows", true)
	tx = tx.callbacks.Row().Execute(tx)

	if db.Error == nil {
		BuildQuerySQL(db)

		if !db.DryRun && db.Error == nil {
			rows, err := db.Statement.ConnPool.QueryContext(db.Statement.Context, db.Statement.SQL.String(), db.Statement.Vars...)
			if err != nil {
				db.AddError(err)
				return
			}
			defer func() {
				db.AddError(rows.Close())
			}()
			gorm.Scan(rows, db, 0)
		}
	}
}

func BuildQuerySQL(db *gorm.DB) {
	if db.Statement.Schema != nil {

                                                     rows="5"/>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label for="includedPaths" class="col-sm-3 text-sm-right col-form-label"><la:message

                                        <la:textarea styleId="urls" property="urls" styleClass="form-control"
                                                     rows="5"/>
                                    </div>
                                </div>
                                <div class="form-group row">
                                    <label for="includedUrls" class="col-sm-3 text-sm-right col-form-label"><la:message

cellspacing=\"0\">"; if (headers.length > 0) { text += "<tr>"; headerArray = headers.split(","); for (i = 0; i < headerArray.length; i++) { text += "<th>" + headerArray[i] + "</th>"; } text += "</tr>"; } rows = content.split(";"); for (i = 0; i < rows.length; i++) { if (rows[i].length > 0) { columns = rows[i].split(","); text += "<tr>"; for (j = 0; j < columns.length; j++) { text += "<td" + (number.test(columns[j]) ? " align=\"right\">" : ">") + columns[j] + "</td>"; } text += "</tr>"; } } text += "</table>";...

	if res.Error != nil || res.RowsAffected != 1 {
		t.Fatalf("first or create rows affect err:%v rows:%d", res.Error, res.RowsAffected)
	}

	res = DB.FirstOrCreate(&user, "name = ?", user.Name)
	if res.Error != nil || res.RowsAffected != 0 {
		t.Fatalf("first or create rows affect err:%v rows:%d", res.Error, res.RowsAffected)
	}
}

func TestCreateWithAutoIncrementCompositeKey(t *testing.T) {

   * generated by applying the specified functions. If multiple inputs are mapped to the same row
   * and column pair, they will be combined with the specified merging function in encounter order.
   *
   * <p>The returned {@code Collector} will throw a {@code NullPointerException} at collection time
   * if the row, column, value, or merging functions return null on any input.