{
	"comment": "Drop page_restrictions.pr_user field (T199377)",
	"before": {
		"name": "page_restrictions",
		"comment": "Used for storing page restrictions (i.e. protection levels)",
		"columns": [
			{
				"name": "pr_id",
				"comment": "Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)",
				"type": "integer",
				"options": { "unsigned": true, "notnull": true, "autoincrement": true }
			},
			{
				"name": "pr_page",
				"comment": "Page to apply restrictions to (Foreign Key to page).",
				"type": "integer",
				"options": { "notnull": true }
			},
			{
				"name": "pr_type",
				"comment": "The protection type (edit, move, etc)",
				"type": "binary",
				"options": { "length": 60, "notnull": true }
			},
			{
				"name": "pr_level",
				"comment": "The protection level (Sysop, autoconfirmed, etc)",
				"type": "binary",
				"options": { "length": 60, "notnull": true }
			},
			{
				"name": "pr_cascade",
				"type": "mwtinyint",
				"options": { "notnull": true }
			},
			{
				"name": "pr_user",
				"comment": "Field for future support of per-user restriction.",
				"type": "integer",
				"options": { "notnull": false, "unsigned": true }
			},
			{
				"name": "pr_expiry",
				"comment": "Field for time-limited protection.",
				"type": "mwtimestamp",
				"options": {
					"notnull": false,
					"CustomSchemaOptions": {
						"allowInfinite": true
					}
				}
			}
		],
		"indexes": [
			{ "name": "pr_pagetype", "columns": [ "pr_page", "pr_type" ], "unique": true },
			{ "name": "pr_typelevel", "columns": [ "pr_type", "pr_level" ], "unique": false },
			{ "name": "pr_level", "columns": [ "pr_level" ], "unique": false },
			{ "name": "pr_cascade", "columns": [ "pr_cascade" ], "unique": false }
		],
		"pk": [ "pr_id" ]
	},
	"after": {
		"name": "page_restrictions",
		"comment": "Used for storing page restrictions (i.e. protection levels)",
		"columns": [
			{
				"name": "pr_id",
				"comment": "Field for an ID for this restrictions row (sort-key for Special:ProtectedPages)",
				"type": "integer",
				"options": { "unsigned": true, "notnull": true, "autoincrement": true }
			},
			{
				"name": "pr_page",
				"comment": "Page to apply restrictions to (Foreign Key to page).",
				"type": "integer",
				"options": { "notnull": true }
			},
			{
				"name": "pr_type",
				"comment": "The protection type (edit, move, etc)",
				"type": "binary",
				"options": { "length": 60, "notnull": true }
			},
			{
				"name": "pr_level",
				"comment": "The protection level (Sysop, autoconfirmed, etc)",
				"type": "binary",
				"options": { "length": 60, "notnull": true }
			},
			{
				"name": "pr_cascade",
				"type": "mwtinyint",
				"options": { "notnull": true }
			},
			{
				"name": "pr_expiry",
				"comment": "Field for time-limited protection.",
				"type": "mwtimestamp",
				"options": {
					"notnull": false,
					"CustomSchemaOptions": {
						"allowInfinite": true
					}
				}
			}
		],
		"indexes": [
			{ "name": "pr_pagetype", "columns": [ "pr_page", "pr_type" ], "unique": true },
			{ "name": "pr_typelevel", "columns": [ "pr_type", "pr_level" ], "unique": false },
			{ "name": "pr_level", "columns": [ "pr_level" ], "unique": false },
			{ "name": "pr_cascade", "columns": [ "pr_cascade" ], "unique": false }
		],
		"pk": [ "pr_id" ]
	}
}