Merge pull request #22 from Alex-Monahan/append-on-write

Convert to append so >2048 rows can be written.

src/gsheets_copy.cpp

@@ -128,7 +128,11 @@ namespace duckdb
         std::string request_body = sheet_data.dump();
 
         // Make the API call to write data to the Google Sheet
-        std::string response = fetch_sheet_data(gstate.sheet_id, gstate.token, gstate.sheet_name, HttpMethod::PUT, request_body);
+        // Today, this is only append.
+        // To overwrite, need to detect if we are the first data chunk and clear out the sheet. 
+        // Is there a way to force that to happen only once, even in the presence of multithreading?
+        // Maybe this? https://github.com/duckdb/duckdb/pull/7368
+        std::string response = fetch_sheet_data(gstate.sheet_id, gstate.token, gstate.sheet_name, HttpMethod::POST, request_body);
 
         // Check for errors in the response
         json response_json = parseJson(response);

src/gsheets_requests.cpp

@@ -95,7 +95,8 @@ namespace duckdb
         std::string host = "sheets.googleapis.com";
         std::string path = "/v4/spreadsheets/" + sheet_id + "/values/" + sheet_name;
 
-        if (method == HttpMethod::PUT) {
+        if (method == HttpMethod::POST) {
+            path += ":append";
             path += "?valueInputOption=RAW";
         }