From 406fe9e057ca4f80f96bb6e47fef577798685b32 Mon Sep 17 00:00:00 2001
From: avsdev-cw <craig@avsdev.uk>
Date: Mon, 5 Oct 2020 17:03:07 +0100
Subject: [PATCH] Fixed the testing of table existance

---
 src/modb_p.c | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/modb_p.c b/src/modb_p.c
index 5d05922..7e07991 100644
--- a/src/modb_p.c
+++ b/src/modb_p.c
@@ -358,8 +358,18 @@ int tableExists(struct stored_conn_t *sconn, struct modb_t *modb,
   }
 
   res = scalarString(sconn, qry, qry_len, "Z");
-  if (res == 0 || strlen(res) != (modb->name_len + suffix_len)) {
+  /* Result:
+   * 0: query success, no result returned
+   * 1: query failed, default ("Z") returned
+   * 2: query success, result does not match required length
+   * 3: query success, result matches required length (check content)
+   */
+  if (res == 0) {
+    retval = 0;
+  } else if (strlen(res) == 1 && strncmp(res, "Z", 1) == 0) {
     retval = -1;
+  } else if (strlen(res) != (modb->name_len + suffix_len)) {
+    retval = 0;
   } else {
     retval = strncmp(res, modb->name, modb->name_len) == 0;
   }