Merging upstream version 20.1.0.

Signed-off-by: Daniel Baumann <mail@daniel-baumann.ch>

1 files changed, 31 insertions, 0 deletions

diff --git a/tests/fixtures/optimizer/quote_identifiers.sql b/tests/fixtures/optimizer/quote_identifiers.sql
new file mode 100644
index 0000000..21181f7
--- /dev/null
+++ b/tests/fixtures/optimizer/quote_identifiers.sql
@@ -0,0 +1,31 @@
+SELECT a FROM x;
+SELECT "a" FROM "x";
+
+SELECT "a" FROM "x";
+SELECT "a" FROM "x";
+
+SELECT x.a AS a FROM db.x;
+SELECT "x"."a" AS "a" FROM "db"."x";
+
+SELECT @x;
+SELECT @x;
+
+# dialect: snowflake
+SELECT * FROM DUAL;
+SELECT * FROM DUAL;
+
+# dialect: snowflake
+SELECT * FROM "DUAL";
+SELECT * FROM "DUAL";
+
+# dialect: snowflake
+SELECT * FROM "dual";
+SELECT * FROM "dual";
+
+# dialect: snowflake
+SELECT dual FROM t;
+SELECT "dual" FROM "t";
+
+# dialect: snowflake
+SELECT * FROM t AS dual;
+SELECT * FROM "t" AS "dual";