Add fuse callbacks

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

.sqlx/query-e53bf6042de37af5560c1861dc4056827cf4ea87449f209dac15ba5d6bfc1704.json

@@ -0,0 +1,22 @@
+{
+  "db_name": "PostgreSQL",
+  "query": "\n                SELECT COUNT(*) AS \"count!\"\n                FROM glyph_users\n                WHERE name = ANY($1)\n            ",
+  "describe": {
+    "columns": [
+      {
+        "ordinal": 0,
+        "name": "count!",
+        "type_info": "Int8"
+      }
+    ],
+    "parameters": {
+      "Left": [
+        "TextArray"
+      ]
+    },
+    "nullable": [
+      null
+    ]
+  },
+  "hash": "e53bf6042de37af5560c1861dc4056827cf4ea87449f209dac15ba5d6bfc1704"
+}