@Override
    public ResultSet getSchemas() throws SQLException {
        return createDatabaseMetaDataResultSet(getDatabaseMetaData().getSchemas());
    }
@Test
    void assertGetSchemasForCatalogAndSchemaPattern() throws SQLException {
        when(databaseMetaData.getSchemas("test", null)).thenReturn(resultSet);
        assertThat(shardingSphereDatabaseMetaData.getSchemas("test", null), instanceOf(DatabaseMetaDataResultSet.class));
    }