{
    "name": "OVN_Northbound",
    "version": "2.0.1",
    "cksum": "660370796 4618",
    "tables": {
        "Logical_Switch": {
            "columns": {
                "name": {"type": "string"},
                "ports": {"type": {"key": {"type": "uuid",
                                           "refTable": "Logical_Port",
                                           "refType": "strong"},
                                   "min": 0,
                                   "max": "unlimited"}},
                "acls": {"type": {"key": {"type": "uuid",
                                          "refTable": "ACL",
                                          "refType": "strong"},
                                  "min": 0,
                                  "max": "unlimited"}},
                "external_ids": {
                    "type": {"key": "string", "value": "string",
                             "min": 0, "max": "unlimited"}}},
            "isRoot": true},
        "Logical_Port": {
            "columns": {
                "name": {"type": "string"},
                "type": {"type": "string"},
                "options": {
                     "type": {"key": "string",
                              "value": "string",
                              "min": 0,
                              "max": "unlimited"}},
                "parent_name": {"type": {"key": "string", "min": 0, "max": 1}},
                "tag": {
                     "type": {"key": {"type": "integer",
                                      "minInteger": 1,
                                      "maxInteger": 4095},
                              "min": 0, "max": 1}},
                "addresses": {"type": {"key": "string",
                                       "min": 0,
                                       "max": "unlimited"}},
                "port_security": {"type": {"key": "string",
                                           "min": 0,
                                           "max": "unlimited"}},
                "up": {"type": {"key": "boolean", "min": 0, "max": 1}},
                "enabled": {"type": {"key": "boolean", "min": 0, "max": 1}},
                "external_ids": {
                    "type": {"key": "string", "value": "string",
                             "min": 0, "max": "unlimited"}}},
            "indexes": [["name"]],
            "isRoot": false},
        "ACL": {
            "columns": {
                "priority": {"type": {"key": {"type": "integer",
                                              "minInteger": 0,
                                              "maxInteger": 32767}}},
                "direction": {"type": {"key": {"type": "string",
                                            "enum": ["set", ["from-lport", "to-lport"]]}}},
                "match": {"type": "string"},
                "action": {"type": {"key": {"type": "string",
                                            "enum": ["set", ["allow", "allow-related", "drop", "reject"]]}}},
                "log": {"type": "boolean"},
                "external_ids": {
                    "type": {"key": "string", "value": "string",
                             "min": 0, "max": "unlimited"}}},
            "isRoot": false},
        "Logical_Router": {
            "columns": {
                "name": {"type": "string"},
                "ports": {"type": {"key": {"type": "uuid",
                                           "refTable": "Logical_Router_Port",
                                           "refType": "strong"},
                                   "min": 0,
                                   "max": "unlimited"}},
                "default_gw": {"type": {"key": "string", "min": 0, "max": 1}},
                "external_ids": {
                    "type": {"key": "string", "value": "string",
                             "min": 0, "max": "unlimited"}}},
            "isRoot": true},
        "Logical_Router_Port": {
            "columns": {
                "name": {"type": "string"},
                "network": {"type": "string"},
                "mac": {"type": "string"},
                "peer": {"type": {"key": {"type": "uuid",
                                          "refTable": "Logical_Router_Port",
                                          "refType": "strong"},
                                  "min": 0, "max": 1}},
                "enabled": {"type": {"key": "boolean", "min": 0, "max": 1}},
                "external_ids": {
                    "type": {"key": "string", "value": "string",
                             "min": 0, "max": "unlimited"}}},
            "indexes": [["name"]],
            "isRoot": false}
    }
}