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-rw-r--r--migrate/changeset/databases/mysql.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/migrate/changeset/databases/mysql.py b/migrate/changeset/databases/mysql.py
index 3611f66..e971893 100644
--- a/migrate/changeset/databases/mysql.py
+++ b/migrate/changeset/databases/mysql.py
@@ -24,6 +24,7 @@ class MySQLSchemaChanger(MySQLSchemaGenerator,ansisql.ANSISchemaChanger):
"A column object is required to do this")
column = delta.result_column
+ if not column.table: column.table = delta.table # needed by get_column_specification
colspec = self.get_column_specification(column)
self.start_alter_table(table_name)
self.append("CHANGE COLUMN ")