The region label ID is not isolated by keyspace.

[ystaticy]

Bug Report

What did you do?

CREATE TABLE employees (
    id INT NOT NULL,
    fname VARCHAR(30),
    lname VARCHAR(30),
    hired DATE NOT NULL DEFAULT '1970-01-01',
    separated DATE DEFAULT '9999-12-31',
    job_code INT,
    store_id INT
)

PARTITION BY RANGE ( YEAR(separated) ) (
    PARTITION p0 VALUES LESS THAN (1991),
    PARTITION p1 VALUES LESS THAN (1996),
    PARTITION p2 VALUES LESS THAN (2001),
    PARTITION p3 VALUES LESS THAN MAXVALUE
);
ALTER TABLE employees PARTITION p0 ATTRIBUTES 'merge_option=deny';

What did you expect to see?

Region id is isolated by keyspaceID;

What did you see instead?

curl "http://127.0.0.1:2379/pd/api/v1/config/region-label/rules"
[
  {
    "id": "schema/test/employees/p0",
    "index": 3,
    "labels": [
      {
        "key": "merge_option",
        "value": "deny"
      },
      {
        "key": "db",
        "value": "test"
      },
      {
        "key": "table",
        "value": "employees"
      },
      {
        "key": "partition",
        "value": "p0"
      }
    ],
    "rule_type": "key-range",
    "data": [
      {
        "start_key": "7480000000000000ff6f00000000000000f8",
        "end_key": "7480000000000000ff7000000000000000f8"
      }
    ]
  },
 ...
]

What version of PD are you using (pd-server -V)?

master branch