Minor changes.

Author: Benjamin Maurer

frameworks/Haskell/postgrest/README.md

@@ -7,7 +7,7 @@
 * [DB](src/db.sql)
 * [QUERY](src/query.sql)
 * [CACHED QUERY] Not Implemented
-* [UPDATE] Not Implemented
+* [UPDATE](src/update.sql)
 * [FORTUNES](src/fortunes.sql)
 
 ## Important Libraries
@@ -31,14 +31,21 @@ http://localhost:3000/rpc/db
 
 http://localhost:3000/rpc/query?queries=
 
-### CACHED QUERY Not Implemented
+### CACHED QUERY - Not Implemented
 
 http://localhost:8080/cached_query?queries=
 
-### UPDATE Not Implemented
+### UPDATE - Not Working
 
 http://localhost:3000/rpc/updates?queries=
 
+Technically, this is implemented (maybe not correctly though).
+However, the benchmark issues this as a GET request.
+PostgREST sets the transaction to READ ONLY for GET requests,
+as they are supposed to be idempotent.
+Hence this results in an error. Calling the endpoint with POST
+works though.
+
 ### FORTUNES
 
 http://localhost:3000/rpc/fortunes.html

frameworks/Haskell/postgrest/src/plaintext.sql

@@ -1,4 +1,4 @@
-create domain "text/plain" text;
+create domain "text/plain" as text;
 
 create function plaintext() returns "text/plain" as $$
    SELECT 'Hello, World!';