@Test
public void testAlterTableRemoveColumnOptions() throws Exception {
String ddl =
"CREATE FOREIGN TABLE G1( e1 integer OPTIONS (NULL_VALUE_COUNT 12, FOO 'BAR'), e2 varchar, e3 date);"
+ "ALTER FOREIGN TABLE G1 ALTER COLUMN e1 OPTIONS(DROP NULL_VALUE_COUNT);"
+ "ALTER FOREIGN TABLE G1 ALTER COLUMN e1 OPTIONS(DROP FOO);"
+ "ALTER FOREIGN TABLE G1 ALTER COLUMN e1 OPTIONS( ADD x 'y');";
Schema s = helpParse(ddl, "model").getSchema();
Map<String, Table> tableMap = s.getTables();
assertTrue("Table not found", tableMap.containsKey("G1"));
Table table = tableMap.get("G1");
Column c = table.getColumnByName("e1");
assertNotNull(c);
assertNull(c.getProperty("FOO", false));
assertEquals(-1, c.getNullValues());
assertEquals("y", c.getProperty("x", false));
}
@Test
public void testAlterTableAddColumnOptions() throws Exception {
String ddl =
"CREATE FOREIGN TABLE G1( e1 integer, e2 varchar, e3 date);"
+ "ALTER FOREIGN TABLE G1 OPTIONS(ADD CARDINALITY 12);"
+ "ALTER FOREIGN TABLE G1 ALTER COLUMN e1 OPTIONS(ADD NULL_VALUE_COUNT 12);"
+ "ALTER FOREIGN TABLE G1 ALTER COLUMN e1 OPTIONS(ADD FOO 'BAR');";
Schema s = helpParse(ddl, "model").getSchema();
Map<String, Table> tableMap = s.getTables();
assertTrue("Table not found", tableMap.containsKey("G1"));
Table table = tableMap.get("G1");
assertEquals(12, table.getCardinality());
Column c = table.getColumnByName("e1");
assertNotNull(c);
assertEquals("BAR", c.getProperty("FOO", false));
assertEquals(12, c.getNullValues());
}
