mod_storage_sql: Fix commit c806a599224a for compatibility with non-MySQL databases...

diff --git a/plugins/mod_storage_sql.lua b/plugins/mod_storage_sql.lua
index 57331ac0a7c40895bd63990c5b07f1754b963bf7..055d6599a69e63aa1a76515b797ed9ec15b38545 100644 (file)
--- a/plugins/mod_storage_sql.lua
+++ b/plugins/mod_storage_sql.lua
@@ -93,7 +93,7 @@ local function create_table()
                        if not(ok and commit_ok) then
                                module:log("warn", "Failed to create index (%s), lookups may not be optimised", err or commit_err);
                        end
-               else -- COMPAT: Upgrade tables from 0.8.0
+               elseif params.driver == "MySQL" then  -- COMPAT: Upgrade tables from 0.8.0
                        -- Failed to create, but check existing MySQL table here
                        local stmt = connection:prepare("SHOW COLUMNS FROM prosody WHERE Field='value' and Type='text'");
                        local ok = stmt:execute();