making the latest schema evolution failsafe

[quassel.git] / src / core / SQL / SQLite / 13 / upgrade_020_create_buffer_cname_idx.sql

diff --git a/src/core/SQL/SQLite/13/upgrade_020_create_buffer_cname_idx.sql b/src/core/SQL/SQLite/13/upgrade_020_create_buffer_cname_idx.sql
index 042ce3a..b2fd697 100644 (file)
--- a/src/core/SQL/SQLite/13/upgrade_020_create_buffer_cname_idx.sql
+++ b/src/core/SQL/SQLite/13/upgrade_020_create_buffer_cname_idx.sql
@@ -1,2 +1,2 @@
-CREATE UNIQUE INDEX buffer_idx 
+CREATE UNIQUE INDEX IF NOT EXISTS buffer_idx
        ON buffer(userid, networkid, buffername)