docs(ios): add Cloudflare D1 to iPhone and iPad

databases/cloudflare-d1.mdx

@@ -15,7 +15,7 @@ A D1 connection is three strings: the database name, your Cloudflare account ID,
 |-------|----------|-------------|
 | **Database** | Yes | D1 database name or UUID. A name resolves to its UUID through the API |
 | **Account ID** | Yes | Your Cloudflare account ID |
-| **API Token** | Yes | Token with D1 permissions, entered in the password field (labeled **API Token** here). Stored in the macOS Keychain |
+| **API Token** | Yes | Token with D1 permissions, entered in the password field (labeled **API Token** here). Stored in the Keychain |
 
 No host, no port, and no **SSL Mode**: the endpoint is fixed and always HTTPS.
 
@@ -73,11 +73,23 @@ Browsing, `EXPLAIN QUERY PLAN`, data editing, and export behave as they do for [
 - No bulk import through the plugin. Run `wrangler d1 execute <name> --file=dump.sql`, which needs `wrangler` installed.
 - 10 GB per database, Cloudflare's limit. Shard across databases for more.
 - Cloudflare's API rate limits apply. A limited request surfaces as an error carrying the retry delay Cloudflare returned.
+- A binary value cannot be written through the API. Saving a BLOB cell fails with `Cloudflare D1 cannot bind a binary value through its API.` Write the value in a query as an `X'…'` literal instead.
+- On iPhone and iPad an edited value travels inside its statement, and D1 refuses a statement over 100 KB. Edit a larger value on the Mac.
 
 ## Troubleshooting
 
-**Authentication failed. Check your API token and Account ID.**: The token lacks **D1 Edit**, the Account ID belongs to a different account, or the token expired or was revoked.
+### Authentication failed. Check your API token and Account ID.
 
-**Database '…' not found in account**: Confirm the name or UUID with `wrangler d1 list`, and confirm the token reaches the account that owns it.
+Cloudflare refused the token for this account. Check that the token has **Account > D1 > Edit** and that the **Account ID** is the account that owns the database. Create a new token if this one expired or was revoked.
 
-**Rate limited by Cloudflare. Retry after … seconds.**: Wait the stated interval. If it repeats, refresh less often and lower the page size.
+### Database '…' not found in account
+
+The account holds no database by that name or UUID. Confirm it with `wrangler d1 list`. Check that the token reaches the account that owns it.
+
+### '…' is not a Cloudflare D1 database name or UUID
+
+A D1 name holds only letters, digits, `-` and `_`, and starts with a letter or digit. Look for a typo or a pasted space in **Database**. Paste the database UUID from the Cloudflare dashboard instead.
+
+### Rate limited by Cloudflare. Retry after … seconds.
+
+The account used up its API requests for the moment. Wait the stated interval. If it repeats, refresh less often and lower the page size.

ios/index.mdx

@@ -1,6 +1,6 @@
 ---
 title: iPhone and iPad
-description: Browse tables, run queries, and edit rows on twelve database engines from a synced connection list
+description: Browse tables, run queries, and edit rows on thirteen database engines from a synced connection list
 ---
 
 You need iOS 18 or later. Builds ship on their own schedule, so a feature in a Mac release note may not be on your phone yet. Your version and build are under **Settings > About**. Connections and saved queries from a Mac come over iCloud; the rest of your Mac setup stays on the Mac.
@@ -28,7 +28,7 @@ Both answers can change later, under **Settings > iCloud** and **Settings > Priv
 
 ## Supported databases
 
-Every driver is compiled in, so there is no plugin system and nothing to install. The type picker offers these twelve:
+Every driver is compiled in, so there is no plugin system and nothing to install. The type picker offers these thirteen:
 
 | Type | Notes |
 | --- | --- |
@@ -39,6 +39,7 @@ Every driver is compiled in, so there is no plugin system and nothing to install
 | **SQL Server** | TDS, including Microsoft Entra ID sign-in on a connection synced from the Mac |
 | **Oracle** | Service name or SID |
 | **ClickHouse** | Port 8123 by default, the HTTP interface |
+| **Cloudflare D1** | No host or port: an **Account ID** and an **API Token**, then pick the database from the account |
 | **MongoDB** | Port 27017 by default. **Hosts** takes every server of a replica set |
 | **Redis** | Port 6379 by default |
 | **SQLite** | Copies the file you pick into the app |
@@ -93,7 +94,7 @@ Four things a connection depends on are per device and never sync:
 | A jump host's key file | The hop under **Jump Hosts** reads **No key on this device** | Open the hop and pick or paste its key, or turn on **Same Key as SSH Server** |
 | SQLite and DuckDB files | Opening one says the file isn't available on this device | Edit the connection and pick the file here |
 
-Passwords are a separate opt-in, off by default, at **Settings > iCloud > Sync Passwords**. They ride iCloud Keychain and only new saves are affected, so re-save a password on the Mac to push it across. A private key saved on this device, a jump host's included, follows the same setting: with **Sync Passwords** on, iCloud Keychain copies the key to your other iPhones and iPads, which use it, and to your Mac, which does not. Pull down on the connection list to sync now; a background refresh runs about every 30 minutes.
+Passwords, a Cloudflare D1 API token included, are a separate opt-in, off by default, at **Settings > iCloud > Sync Passwords**. They ride iCloud Keychain and only new saves are affected, so re-save a password on the Mac to push it across. A private key saved on this device, a jump host's included, follows the same setting: with **Sync Passwords** on, iCloud Keychain copies the key to your other iPhones and iPads, which use it, and to your Mac, which does not. Pull down on the connection list to sync now; a background refresh runs about every 30 minutes.
 
 When a sync cannot finish, the connection list and **Settings > iCloud** name the reason, and changes made meanwhile wait on the device. For **iCloud Storage Is Full**, open the Settings app, tap your name, then tap **iCloud**, and free up space or add storage. The upload is tried again after 5 minutes, then twice as long each time up to an hour; pull down on the list to try at once. For **TablePro Data Was Removed from iCloud**, choose **Upload Again** to send everything on the device back up, or **Turn Off iCloud Sync** to keep it here only.
 
@@ -264,7 +265,7 @@ A connection that drops with a transaction open reconnects and says the server r
 
 ## What is missing
 
-- **Schema changes.** Truncating and dropping a table is the whole list; creating or altering tables, columns, indexes, triggers, and views is Mac only.
+- **Schema changes.** Truncating and dropping a table is the whole list; creating or altering tables, columns, indexes, triggers, and views is Mac only, and so is creating or dropping a Cloudflare D1 database.
 - **Changing Redis data.** Keys open read only; change them in **Query**.
 - **Whole MongoDB documents.** **Edit Document…**, **Insert Document…** and renaming or removing a field are Mac only; edit field by field here, or use **Query**.
 - **Socket connections.** A MySQL or MariaDB connection that uses a socket on the Mac opens there only. The connection list shows **Mac socket** and the path, marked **Opens on Mac only**, and a tap says why. Importing a `.tablepro` file marks such a row the same way. Its socket path syncs here and back intact.