Обсуждение: How to repair my plan modify error?

jacktby(at)gmail(dot)com
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Hello, I'm trying to modify pg codes for my personal project. And after I finish modify planner, I get this.
postgres=# create table tt(a int);
CREATE TABLE
postgres=# \d tt
ERROR:  btree index keys must be ordered by attribute

here are the patches of my modifies.