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from tests.dialects.test_dialect import Validator
class TestOracle(Validator):
dialect = "oracle"
def test_oracle(self):
self.validate_identity("SELECT * FROM V$SESSION")
def test_join_marker(self):
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y (+) = e2.y")
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y = e2.y (+)")
self.validate_identity("SELECT e1.x, e2.x FROM e e1, e e2 WHERE e1.y (+) = e2.y (+)")
def test_xml_table(self):
self.validate_identity("XMLTABLE('x')")
self.validate_identity("XMLTABLE('x' RETURNING SEQUENCE BY REF)")
self.validate_identity("XMLTABLE('x' PASSING y)")
self.validate_identity("XMLTABLE('x' PASSING y RETURNING SEQUENCE BY REF)")
self.validate_identity(
"XMLTABLE('x' RETURNING SEQUENCE BY REF COLUMNS a VARCHAR2, b FLOAT)"
)
self.validate_all(
"""SELECT warehouse_name warehouse,
warehouse2."Water", warehouse2."Rail"
FROM warehouses,
XMLTABLE('/Warehouse'
PASSING warehouses.warehouse_spec
COLUMNS
"Water" varchar2(6) PATH 'WaterAccess',
"Rail" varchar2(6) PATH 'RailAccess')
warehouse2""",
write={
"oracle": """SELECT
warehouse_name AS warehouse,
warehouse2."Water",
warehouse2."Rail"
FROM warehouses, XMLTABLE(
'/Warehouse'
PASSING
warehouses.warehouse_spec
COLUMNS
"Water" VARCHAR2(6) PATH 'WaterAccess',
"Rail" VARCHAR2(6) PATH 'RailAccess'
) warehouse2""",
},
pretty=True,
)
self.validate_all(
"""SELECT table_name, column_name, data_default FROM xmltable('ROWSET/ROW'
passing dbms_xmlgen.getxmltype('SELECT table_name, column_name, data_default FROM user_tab_columns')
columns table_name VARCHAR2(128) PATH '*[1]'
, column_name VARCHAR2(128) PATH '*[2]'
, data_default VARCHAR2(2000) PATH '*[3]'
);""",
write={
"oracle": """SELECT
table_name,
column_name,
data_default
FROM XMLTABLE(
'ROWSET/ROW'
PASSING
dbms_xmlgen.getxmltype ("SELECT table_name, column_name, data_default FROM user_tab_columns")
COLUMNS
table_name VARCHAR2(128) PATH '*[1]',
column_name VARCHAR2(128) PATH '*[2]',
data_default VARCHAR2(2000) PATH '*[3]'
)""",
},
pretty=True,
)
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