repopulate this :class:`.PrimaryKeyConstraint` given a set of columns. Existing columns in the table that are marked as primary_key=True are maintained. Also fires a new event. This is basically like putting a whole new :class:`.PrimaryKeyConstraint
(self, columns: Iterable[Column[Any]])
| 5020 | self._columns.extend(table_pks) |
| 5021 | |
| 5022 | def _reload(self, columns: Iterable[Column[Any]]) -> None: |
| 5023 | """repopulate this :class:`.PrimaryKeyConstraint` given |
| 5024 | a set of columns. |
| 5025 | |
| 5026 | Existing columns in the table that are marked as primary_key=True |
| 5027 | are maintained. |
| 5028 | |
| 5029 | Also fires a new event. |
| 5030 | |
| 5031 | This is basically like putting a whole new |
| 5032 | :class:`.PrimaryKeyConstraint` object on the parent |
| 5033 | :class:`_schema.Table` object without actually replacing the object. |
| 5034 | |
| 5035 | The ordering of the given list of columns is also maintained; these |
| 5036 | columns will be appended to the list of columns after any which |
| 5037 | are already present. |
| 5038 | |
| 5039 | """ |
| 5040 | # set the primary key flag on new columns. |
| 5041 | # note any existing PK cols on the table also have their |
| 5042 | # flag still set. |
| 5043 | for col in columns: |
| 5044 | col.primary_key = True |
| 5045 | |
| 5046 | self._columns.extend(columns) |
| 5047 | |
| 5048 | PrimaryKeyConstraint._autoincrement_column._reset(self) # type: ignore |
| 5049 | self._set_parent_with_dispatch(self.table) |
| 5050 | |
| 5051 | def _replace(self, col: Column[Any]) -> None: |
| 5052 | PrimaryKeyConstraint._autoincrement_column._reset(self) # type: ignore |
no test coverage detected