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-rw-r--r--tests/dialects/test_presto.py16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/dialects/test_presto.py b/tests/dialects/test_presto.py
index d3d1a76..2ea595e 100644
--- a/tests/dialects/test_presto.py
+++ b/tests/dialects/test_presto.py
@@ -647,6 +647,7 @@ class TestPresto(Validator):
"""JSON '"foo"'""",
write={
"bigquery": """PARSE_JSON('"foo"')""",
+ "postgres": """CAST('"foo"' AS JSON)""",
"presto": """JSON_PARSE('"foo"')""",
"snowflake": """PARSE_JSON('"foo"')""",
},
@@ -1142,3 +1143,18 @@ MATCH_RECOGNIZE (
"presto": "DATE_FORMAT(ts, '%y')",
},
)
+
+ def test_signum(self):
+ self.validate_all(
+ "SIGN(x)",
+ read={
+ "presto": "SIGN(x)",
+ "spark": "SIGNUM(x)",
+ "starrocks": "SIGN(x)",
+ },
+ write={
+ "presto": "SIGN(x)",
+ "spark": "SIGN(x)",
+ "starrocks": "SIGN(x)",
+ },
+ )