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Diffstat (limited to 'migrate/changeset/databases/mysql.py')
| -rw-r--r-- | migrate/changeset/databases/mysql.py | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/migrate/changeset/databases/mysql.py b/migrate/changeset/databases/mysql.py index ea83d2a..5b5a16e 100644 --- a/migrate/changeset/databases/mysql.py +++ b/migrate/changeset/databases/mysql.py @@ -20,19 +20,13 @@ class MySQLColumnDropper(ansisql.ANSIColumnDropper): class MySQLSchemaChanger(MySQLSchemaGenerator, ansisql.ANSISchemaChanger): - def visit_column(self, column): - delta = column.delta - table = column.table - colspec = self.get_column_specification(column) - - if not hasattr(delta, 'result_column'): - # Mysql needs the whole column definition, not just a lone name/type - raise exceptions.NotSupportedError( - "A column object must be present in table to alter it") + def visit_column(self, delta): + table = delta.table + colspec = self.get_column_specification(delta.result_column) + old_col_name = self.preparer.quote(delta.current_name, table.quote) self.start_alter_table(table) - old_col_name = self.preparer.quote(delta.current_name, column.quote) self.append("CHANGE COLUMN %s " % old_col_name) self.append(colspec) self.execute() |