Function writeDatum

pkg/ttl/sqlbuilder/sql.go:40–53

(restoreCtx *format.RestoreCtx, d types.Datum, ft *types.FieldType)

}

func writeDatum(restoreCtx *format.RestoreCtx, d types.Datum, ft *types.FieldType) error {
	switch ft.GetType() {
	case mysql.TypeBit, mysql.TypeBlob, mysql.TypeLongBlob, mysql.TypeTinyBlob:
		return writeHex(restoreCtx.In, d)
	case mysql.TypeString, mysql.TypeVarString, mysql.TypeVarchar, mysql.TypeEnum, mysql.TypeSet:
		if mysql.HasBinaryFlag(ft.GetFlag()) {
			return writeHex(restoreCtx.In, d)
		}
		_, err := fmt.Fprintf(restoreCtx.In, "'%s'", sqlescape.EscapeString(d.GetString()))
		return err
	}
	expr := ast.NewValueExpr(d.GetValue(), ft.GetCharset(), ft.GetCollate())
	return expr.Restore(restoreCtx)
}

// FormatSQLDatum formats the datum to a value string in sql
func FormatSQLDatum(d types.Datum, ft *types.FieldType) (string, error) {