Switch to blanking tombstoned data with null, not empty string.

This accomplishes two things:

* It removes the need for an additional `channel_name_reservation` table, since `channel.name` now only contains non-null values for active channels, and
* It nicely dovetails with the idea that `null` means an unknown value in SQL-land.

1 files changed, 38 insertions, 0 deletions

diff --git a/.sqlx/query-9da5b746de5d481eeb0755283b4094fa9dfa65dc95991f689355889606ab1c46.json b/.sqlx/query-9da5b746de5d481eeb0755283b4094fa9dfa65dc95991f689355889606ab1c46.json
new file mode 100644
index 0000000..56a8498
--- /dev/null
+++ b/.sqlx/query-9da5b746de5d481eeb0755283b4094fa9dfa65dc95991f689355889606ab1c46.json
@@ -0,0 +1,38 @@
+{
+  "db_name": "SQLite",
+  "query": "\n                insert\n                into channel (id, name, created_at, created_sequence)\n                values ($1, $2, $3, $4)\n                returning\n                    id as \"id: Id\",\n                    name as \"name!\", -- known non-null as we just set it\n                    created_at as \"created_at: DateTime\",\n                    created_sequence as \"created_sequence: Sequence\"\n            ",
+  "describe": {
+    "columns": [
+      {
+        "name": "id: Id",
+        "ordinal": 0,
+        "type_info": "Text"
+      },
+      {
+        "name": "name!",
+        "ordinal": 1,
+        "type_info": "Text"
+      },
+      {
+        "name": "created_at: DateTime",
+        "ordinal": 2,
+        "type_info": "Text"
+      },
+      {
+        "name": "created_sequence: Sequence",
+        "ordinal": 3,
+        "type_info": "Integer"
+      }
+    ],
+    "parameters": {
+      "Right": 4
+    },
+    "nullable": [
+      false,
+      true,
+      false,
+      false
+    ]
+  },
+  "hash": "9da5b746de5d481eeb0755283b4094fa9dfa65dc95991f689355889606ab1c46"
+}