From a8780b892498f0a4df03ab8c09625603874582d5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Markus=20M=C3=A4kel=C3=A4?= Date: Tue, 31 Jan 2017 13:48:51 +0200 Subject: [PATCH] Add PS limitation of schemarouter to limitations As prepared satements aren't parsed by the schemarouter, it can't support prepared statements. --- Documentation/About/Limitations.md | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/Documentation/About/Limitations.md b/Documentation/About/Limitations.md index 87f75101f..3931b391f 100644 --- a/Documentation/About/Limitations.md +++ b/Documentation/About/Limitations.md @@ -229,6 +229,12 @@ and routed. Here is a list of the current limitations. the query will be routed to the first available server. This possibly returns an error about database rights instead of a missing database. +* The preparation of a prepared statement is routed to all servers. The + execution of a prepared statement is routed to the first available server or + to the server pointed by a routing hint attached to the query. As text + protocol prepared statements are relatively rare, prepared statements can't be + considered as supported in schemarouter + ## Avrorouter limitations (avrorouter) The avrorouter does not support the following data types and conversions.