Adding upstream version 1:10.5.12.upstream/1%10.5.12upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 32 insertions, 0 deletions

diff --git a/mysql-test/suite/perfschema/t/digest_null_literal.test b/mysql-test/suite/perfschema/t/digest_null_literal.test
new file mode 100644
index 00000000..91f1eec1
--- /dev/null
+++ b/mysql-test/suite/perfschema/t/digest_null_literal.test
@@ -0,0 +1,32 @@
+# ----------------------------------------------------
+# Tests for the performance schema statement Digests.
+# ----------------------------------------------------
+
+# Test case to show behavior of statements digest when
+# parsing a NULL literal
+
+--source include/not_embedded.inc
+--source include/have_perfschema.inc
+--source include/no_protocol.inc
+
+TRUNCATE TABLE performance_schema.events_statements_summary_by_digest;
+
+--disable_query_log
+
+select NULL;
+select NULL FROM DUAL;
+select NULL, NULL;
+select NULL, NULL, NULL, 1, 2, 3, NULL, NULL;
+
+select 1 IS NULL;
+select 2 IS NOT NULL;
+select 1 IS NULL, 2 IS NULL, 3 IS NOT NULL, 4 IS NOT NULL;
+
+create table foo (a int DEFAULT NULL, b int NOT NULL DEFAULT 1, c int NOT NULL);
+drop table foo;
+
+--enable_query_log
+
+SELECT SCHEMA_NAME, DIGEST_TEXT, COUNT_STAR
+  FROM performance_schema.events_statements_summary_by_digest;
+