Only alter MonitorIds if it exists.

2018-01-22 14:06:03 -05:00 · 2018-01-22 14:06:03 -05:00 · e59ade5391
parent 843eee1e13
commit e59ade5391
1 changed files with 12 additions and 1 deletions
--- a/db/zm_update-1.31.7.sql
+++ b/db/zm_update-1.31.7.sql
@ -1 +1,12 @@
-ALTER TABLE Groups MODIFY `MonitorIds` text NOT NULL;
+SET @s = (SELECT IF(
+    (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE table_schema = DATABASE()
+      AND table_name = 'Groups'
+      AND column_name = 'MonitorIds'
+    ) > 0,
+    "ALTER TABLE Groups MODIFY `MonitorIds` text NOT NULL",
+    "SELECT 'Groups no longer has MonitorIds'"
+    ));
+
+PREPARE stmt FROM @s;
+EXECUTE stmt;
+