Method create_table_constraints

lib/sqlalchemy/sql/compiler.py:6892–6927

(
        self, table, _include_foreign_key_constraints=None, **kw
    )

        return text

    def create_table_constraints(
        self, table, _include_foreign_key_constraints=None, **kw
    ):
        # On some DB order is significant: visit PK first, then the
        # other constraints (engine.ReflectionTest.testbasic failed on FB2)
        constraints = []
        if table.primary_key:
            constraints.append(table.primary_key)

        all_fkcs = table.foreign_key_constraints
        if _include_foreign_key_constraints is not None:
            omit_fkcs = all_fkcs.difference(_include_foreign_key_constraints)
        else:
            omit_fkcs = set()

        constraints.extend(
            [
                c
                for c in table._sorted_constraints
                if c is not table.primary_key and c not in omit_fkcs
            ]
        )

        return ", \n\t".join(
            p
            for p in (
                self.process(constraint)
                for constraint in constraints
                if (constraint._should_create_for_compiler(self))
                and (
                    not self.dialect.supports_alter
                    or not getattr(constraint, "use_alter", False)
                )
            )
            if p is not None
        )

    def visit_drop_table(self, drop, **kw):
        text = "\nDROP TABLE "