{
	"comment": "Drop iwl_title field from iwl_prefix_from_title index",
	"before": {
		"name": "iwlinks",
		"comment": "Track inline interwiki links",
		"columns": [
			{
				"name": "iwl_from",
				"comment": "page_id of the referring page",
				"type": "integer",
				"options": { "notnull": true, "unsigned": true, "default": 0 }
			},
			{
				"name": "iwl_prefix",
				"type": "binary",
				"comment": "Interwiki prefix code of the target",
				"options": { "notnull": true, "length": 32, "default": "" }
			},
			{
				"name": "iwl_title",
				"type": "binary",
				"comment": "Title of the target, including namespace",
				"options": { "notnull": true, "length": 255, "default": "" }
			}
		],
		"indexes": [
			{
				"name": "iwl_prefix_title_from",
				"columns": [ "iwl_prefix", "iwl_title", "iwl_from" ],
				"comment": "Index for ApiQueryIWBacklinks",
				"unique": false
			},
			{
				"name": "iwl_prefix_from_title",
				"columns": [ "iwl_prefix", "iwl_from", "iwl_title" ],
				"comment": "Index for ApiQueryIWLinks",
				"unique": false
			}
		],
		"pk": [ "iwl_from", "iwl_prefix", "iwl_title" ]
	},
	"after": {
		"name": "iwlinks",
		"comment": "Track inline interwiki links",
		"columns": [
			{
				"name": "iwl_from",
				"comment": "page_id of the referring page",
				"type": "integer",
				"options": { "notnull": true, "unsigned": true, "default": 0 }
			},
			{
				"name": "iwl_prefix",
				"type": "binary",
				"comment": "Interwiki prefix code of the target",
				"options": { "notnull": true, "length": 32, "default": "" }
			},
			{
				"name": "iwl_title",
				"type": "binary",
				"comment": "Title of the target, including namespace",
				"options": { "notnull": true, "length": 255, "default": "" }
			}
		],
		"indexes": [
			{
				"name": "iwl_prefix_title_from",
				"columns": [ "iwl_prefix", "iwl_title", "iwl_from" ],
				"comment": "Index for ApiQueryIWBacklinks",
				"unique": false
			}
		],
		"pk": [ "iwl_from", "iwl_prefix", "iwl_title" ]
	}
}