parameters: (self, state, target_catalog)
return_statement: return target_catalog
docstring: Create datatype cast expression for target column based on source datatype.
docstring_summary: Create datatype cast expression for target column based on source datatype.
docstring_tokens: Create datatype cast expression for target column based on source datatype .
function: def migrateUpdateForChanges(self, state, target_catalog):
          """
          Create datatype cast expression for target column based on source datatype.
          """
          return target_catalog
function_tokens: def migrateUpdateForChanges ( self , state , target_catalog ) : return target_catalog