From bc3bfcf943b817b19a41e4f599b4f2e9a259b263 Mon Sep 17 00:00:00 2001
From: Daniele Sciascia <daniele.sciascia@galeracluster.com>
Date: Mon, 20 Mar 2023 15:20:32 +0100
Subject: MDEV-30862 Assertion `mode_ == m_high_priority' failed

CREATE TABLE AS SELECT is not supported in combination with streaming
replication.
---
 sql/sql_table.cc | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'sql/sql_table.cc')

diff --git a/sql/sql_table.cc b/sql/sql_table.cc
index 9f13dcde40f..1e88e7722e3 100644
--- a/sql/sql_table.cc
+++ b/sql/sql_table.cc
@@ -11569,6 +11569,19 @@ bool Sql_cmd_create_table_like::execute(THD *thd)
   }
 #endif
 
+#ifdef WITH_WSREP
+  if (select_lex->item_list.elements && // With SELECT
+      WSREP(thd) && thd->variables.wsrep_trx_fragment_size > 0)
+  {
+    my_message(
+        ER_NOT_ALLOWED_COMMAND,
+        "CREATE TABLE AS SELECT is not supported with streaming replication",
+        MYF(0));
+    res= 1;
+    goto end_with_restore_list;
+  }
+#endif /* WITH_WSREP */
+
   if (select_lex->item_list.elements || select_lex->tvc) // With select or TVC
   {
     select_result *result;
-- 
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