Python TableSchema.builder示例

示例#1

    def test_builder(self):
        schema_builder = TableSchema.builder()

        schema = schema_builder \
            .field("a", DataTypes.INT())\
            .field("b", DataTypes.BIGINT())\
            .field("c", DataTypes.STRING()).build()

        expected = TableSchema(["a", "b", "c"],
                               [DataTypes.INT(), DataTypes.BIGINT(), DataTypes.STRING()])
        self.assertEqual(expected, schema)

示例#2

文件： test_table_schema.py 项目： solannin/flink

    def test_builder():
        schema_builder = TableSchema.builder()

        schema = schema_builder \
            .field("a", DataTypes.INT())\
            .field("b", DataTypes.BIGINT())\
            .field("c", DataTypes.STRING()).build()

        expected = TableSchema(
            ["a", "b", "c"],
            [DataTypes.INT(),
             DataTypes.BIGINT(),
             DataTypes.STRING()])
        assert schema == expected