ClickHouse/tests/integration/test_storage_iceberg/test.py

import glob
import json
import logging
import os
import time
import uuid
from datetime import datetime

import pyspark
import pytest
from azure.storage.blob import BlobServiceClient
from minio.deleteobjects import DeleteObject
from pyspark.sql.functions import (
    current_timestamp,
    monotonically_increasing_id,
    row_number,
)
from pyspark.sql.readwriter import DataFrameWriter, DataFrameWriterV2
from pyspark.sql.types import (
    ArrayType,
    BooleanType,
    DateType,
    IntegerType,
    StringType,
    StructField,
    StructType,
    TimestampType,
)
from pyspark.sql.window import Window

import helpers.client
from helpers.cluster import ClickHouseCluster, ClickHouseInstance
from helpers.s3_tools import (
    AzureUploader,
    LocalUploader,
    S3Uploader,
    get_file_contents,
    list_s3_objects,
    prepare_s3_bucket,
)
from helpers.test_tools import TSV

SCRIPT_DIR = os.path.dirname(os.path.realpath(__file__))


def get_spark():
    builder = (
        pyspark.sql.SparkSession.builder.appName("spark_test")
        .config(
            "spark.sql.catalog.spark_catalog",
            "org.apache.iceberg.spark.SparkSessionCatalog",
        )
        .config("spark.sql.catalog.local", "org.apache.iceberg.spark.SparkCatalog")
        .config("spark.sql.catalog.spark_catalog.type", "hadoop")
        .config("spark.sql.catalog.spark_catalog.warehouse", "/iceberg_data")
        .config(
            "spark.sql.extensions",
            "org.apache.iceberg.spark.extensions.IcebergSparkSessionExtensions",
        )
        .master("local")
    )
    return builder.master("local").getOrCreate()


@pytest.fixture(scope="module")
def started_cluster():
    try:
        cluster = ClickHouseCluster(__file__, with_spark=True)
        cluster.add_instance(
            "node1",
            main_configs=[
                "configs/config.d/named_collections.xml",
                "configs/config.d/filesystem_caches.xml",
            ],
            user_configs=["configs/users.d/users.xml"],
            with_minio=True,
            with_azurite=True,
            stay_alive=True,
        )

        logging.info("Starting cluster...")
        cluster.start()

        prepare_s3_bucket(cluster)
        logging.info("S3 bucket created")

        cluster.spark_session = get_spark()
        cluster.default_s3_uploader = S3Uploader(
            cluster.minio_client, cluster.minio_bucket
        )

        cluster.azure_container_name = "mycontainer"

        cluster.blob_service_client = cluster.blob_service_client

        container_client = cluster.blob_service_client.create_container(
            cluster.azure_container_name
        )

        cluster.container_client = container_client

        cluster.default_azure_uploader = AzureUploader(
            cluster.blob_service_client, cluster.azure_container_name
        )

        cluster.default_local_uploader = LocalUploader(cluster.instances["node1"])

        yield cluster

    finally:
        cluster.shutdown()


def run_query(instance, query, stdin=None, settings=None):
    # type: (ClickHouseInstance, str, object, dict) -> str

    logging.info("Running query '{}'...".format(query))
    result = instance.query(query, stdin=stdin, settings=settings)
    logging.info("Query finished")

    return result


def write_iceberg_from_file(
    spark, path, table_name, mode="overwrite", format_version="1", partition_by=None
):
    if mode == "overwrite":
        if partition_by is None:
            spark.read.load(f"file://{path}").writeTo(table_name).tableProperty(
                "format-version", format_version
            ).using("iceberg").create()
        else:
            spark.read.load(f"file://{path}").writeTo(table_name).partitionedBy(
                partition_by
            ).tableProperty("format-version", format_version).using("iceberg").create()
    else:
        spark.read.load(f"file://{path}").writeTo(table_name).append()


def write_iceberg_from_df(
    spark, df, table_name, mode="overwrite", format_version="1", partition_by=None
):
    if mode == "overwrite":
        if partition_by is None:
            df.writeTo(table_name).tableProperty(
                "format-version", format_version
            ).using("iceberg").create()
        else:
            df.writeTo(table_name).tableProperty(
                "format-version", format_version
            ).partitionedBy(partition_by).using("iceberg").create()
    else:
        df.writeTo(table_name).append()


def generate_data(spark, start, end):
    a = spark.range(start, end, 1).toDF("a")
    b = spark.range(start + 1, end + 1, 1).toDF("b")
    b = b.withColumn("b", b["b"].cast(StringType()))

    a = a.withColumn(
        "row_index", row_number().over(Window.orderBy(monotonically_increasing_id()))
    )
    b = b.withColumn(
        "row_index", row_number().over(Window.orderBy(monotonically_increasing_id()))
    )

    df = a.join(b, on=["row_index"]).drop("row_index")
    return df


def get_creation_expression(
    storage_type,
    table_name,
    cluster,
    format="Parquet",
    table_function=False,
    **kwargs,
):
    if storage_type == "s3":
        if "bucket" in kwargs:
            bucket = kwargs["bucket"]
        else:
            bucket = cluster.minio_bucket
        print(bucket)
        if table_function:
            return f"icebergS3(s3, filename = 'iceberg_data/default/{table_name}/', format={format}, url = 'http://minio1:9001/{bucket}/')"
        else:
            return f"""
                DROP TABLE IF EXISTS {table_name};
                CREATE TABLE {table_name}
                ENGINE=IcebergS3(s3, filename = 'iceberg_data/default/{table_name}/', format={format}, url = 'http://minio1:9001/{bucket}/')"""
    elif storage_type == "azure":
        if table_function:
            return f"""
                icebergAzure(azure, container = '{cluster.azure_container_name}', storage_account_url = '{cluster.env_variables["AZURITE_STORAGE_ACCOUNT_URL"]}', blob_path = '/iceberg_data/default/{table_name}/', format={format})
            """
        else:
            return f"""
                DROP TABLE IF EXISTS {table_name};
                CREATE TABLE {table_name}
                ENGINE=IcebergAzure(azure, container = {cluster.azure_container_name}, storage_account_url = '{cluster.env_variables["AZURITE_STORAGE_ACCOUNT_URL"]}', blob_path = '/iceberg_data/default/{table_name}/', format={format})"""
    elif storage_type == "local":
        if table_function:
            return f"""
                icebergLocal(local, path = '/iceberg_data/default/{table_name}/', format={format})
            """
        else:
            return f"""
                DROP TABLE IF EXISTS {table_name};
                CREATE TABLE {table_name}
                ENGINE=IcebergLocal(local, path = '/iceberg_data/default/{table_name}/', format={format});"""
    else:
        raise Exception(f"Unknown iceberg storage type: {storage_type}")


def get_uuid_str():
    return str(uuid.uuid4()).replace("-", "_")


def create_iceberg_table(
    storage_type,
    node,
    table_name,
    cluster,
    format="Parquet",
    **kwargs,
):
    node.query(
        get_creation_expression(storage_type, table_name, cluster, format, **kwargs)
    )


def create_initial_data_file(
    cluster, node, query, table_name, compression_method="none"
):
    node.query(
        f"""
        INSERT INTO TABLE FUNCTION
            file('{table_name}.parquet')
        SETTINGS
            output_format_parquet_compression_method='{compression_method}',
            s3_truncate_on_insert=1 {query}
        FORMAT Parquet"""
    )
    user_files_path = os.path.join(
        SCRIPT_DIR, f"{cluster.instances_dir_name}/node1/database/user_files"
    )
    result_path = f"{user_files_path}/{table_name}.parquet"
    return result_path


def default_upload_directory(
    started_cluster, storage_type, local_path, remote_path, **kwargs
):
    if storage_type == "local":
        return started_cluster.default_local_uploader.upload_directory(
            local_path, remote_path, **kwargs
        )
    elif storage_type == "s3":
        print(kwargs)
        return started_cluster.default_s3_uploader.upload_directory(
            local_path, remote_path, **kwargs
        )
    elif storage_type == "azure":
        return started_cluster.default_azure_uploader.upload_directory(
            local_path, remote_path, **kwargs
        )
    else:
        raise Exception(f"Unknown iceberg storage type: {storage_type}")


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_single_iceberg_file(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = (
        "test_single_iceberg_file_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    write_iceberg_from_df(spark, generate_data(spark, 0, 100), TABLE_NAME)

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert instance.query(f"SELECT * FROM {TABLE_NAME}") == instance.query(
        "SELECT number, toString(number + 1) FROM numbers(100)"
    )


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_partition_by(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = (
        "test_partition_by_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 10),
        TABLE_NAME,
        mode="overwrite",
        format_version=format_version,
        partition_by="a",
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )
    assert len(files) == 14  # 10 partitiions + 4 metadata files

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)
    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 10


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_multiple_iceberg_files(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    minio_client = started_cluster.minio_client
    bucket = started_cluster.minio_bucket
    TABLE_NAME = (
        "test_multiple_iceberg_files_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 100),
        TABLE_NAME,
        mode="overwrite",
        format_version=format_version,
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    # ['/iceberg_data/default/test_multiple_iceberg_files/data/00000-1-35302d56-f1ed-494e-a85b-fbf85c05ab39-00001.parquet',
    # '/iceberg_data/default/test_multiple_iceberg_files/metadata/version-hint.text',
    # '/iceberg_data/default/test_multiple_iceberg_files/metadata/3127466b-299d-48ca-a367-6b9b1df1e78c-m0.avro',
    # '/iceberg_data/default/test_multiple_iceberg_files/metadata/snap-5220855582621066285-1-3127466b-299d-48ca-a367-6b9b1df1e78c.avro',
    # '/iceberg_data/default/test_multiple_iceberg_files/metadata/v1.metadata.json']
    assert len(files) == 5

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)
    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    write_iceberg_from_df(
        spark,
        generate_data(spark, 100, 200),
        TABLE_NAME,
        mode="append",
        format_version=format_version,
    )
    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )
    assert len(files) == 9

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 200
    assert instance.query(f"SELECT * FROM {TABLE_NAME} ORDER BY 1") == instance.query(
        "SELECT number, toString(number + 1) FROM numbers(200)"
    )


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_types(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = (
        "test_types_" + format_version + "_" + storage_type + "_" + get_uuid_str()
    )

    data = [
        (
            123,
            "string",
            datetime.strptime("2000-01-01", "%Y-%m-%d"),
            ["str1", "str2"],
            True,
        )
    ]
    schema = StructType(
        [
            StructField("a", IntegerType()),
            StructField("b", StringType()),
            StructField("c", DateType()),
            StructField("d", ArrayType(StringType())),
            StructField("e", BooleanType()),
        ]
    )
    df = spark.createDataFrame(data=data, schema=schema)
    df.printSchema()
    write_iceberg_from_df(
        spark, df, TABLE_NAME, mode="overwrite", format_version=format_version
    )

    default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)
    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 1
    assert (
        instance.query(f"SELECT a, b, c, d, e FROM {TABLE_NAME}").strip()
        == "123\tstring\t2000-01-01\t['str1','str2']\ttrue"
    )

    table_function_expr = get_creation_expression(
        storage_type, TABLE_NAME, started_cluster, table_function=True
    )
    assert (
        instance.query(f"SELECT a, b, c, d, e FROM {table_function_expr}").strip()
        == "123\tstring\t2000-01-01\t['str1','str2']\ttrue"
    )

    assert instance.query(f"DESCRIBE {table_function_expr} FORMAT TSV") == TSV(
        [
            ["a", "Nullable(Int32)"],
            ["b", "Nullable(String)"],
            ["c", "Nullable(Date)"],
            ["d", "Array(Nullable(String))"],
            ["e", "Nullable(Bool)"],
        ]
    )


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_delete_files(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    minio_client = started_cluster.minio_client
    bucket = started_cluster.minio_bucket
    TABLE_NAME = (
        "test_delete_files_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 100),
        TABLE_NAME,
        mode="overwrite",
        format_version=format_version,
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )
    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    spark.sql(f"DELETE FROM {TABLE_NAME} WHERE a >= 0")
    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 0
    assert instance.contains_in_log("Processing delete file for path")

    write_iceberg_from_df(
        spark,
        generate_data(spark, 100, 200),
        TABLE_NAME,
        mode="upsert",
        format_version=format_version,
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    spark.sql(f"DELETE FROM {TABLE_NAME} WHERE a >= 150")
    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 50


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_evolved_schema(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    minio_client = started_cluster.minio_client
    bucket = started_cluster.minio_bucket
    TABLE_NAME = (
        "test_evolved_schema_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 100),
        TABLE_NAME,
        mode="overwrite",
        format_version=format_version,
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    expected_data = instance.query(f"SELECT * FROM {TABLE_NAME} order by a, b")

    spark.sql(f"ALTER TABLE {TABLE_NAME} ADD COLUMNS (x bigint)")
    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )

    error = instance.query_and_get_error(f"SELECT * FROM {TABLE_NAME}")
    assert "UNSUPPORTED_METHOD" in error

    data = instance.query(
        f"SELECT * FROM {TABLE_NAME} SETTINGS iceberg_engine_ignore_schema_evolution=1"
    )
    assert data == expected_data


@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_row_based_deletes(started_cluster, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    minio_client = started_cluster.minio_client
    bucket = started_cluster.minio_bucket
    TABLE_NAME = "test_row_based_deletes_" + storage_type + "_" + get_uuid_str()

    spark.sql(
        f"CREATE TABLE {TABLE_NAME} (id bigint, data string) USING iceberg TBLPROPERTIES ('format-version' = '2', 'write.update.mode'='merge-on-read', 'write.delete.mode'='merge-on-read', 'write.merge.mode'='merge-on-read')"
    )
    spark.sql(
        f"INSERT INTO {TABLE_NAME} select id, char(id + ascii('a')) from range(100)"
    )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    spark.sql(f"DELETE FROM {TABLE_NAME} WHERE id < 10")
    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        "",
    )

    error = instance.query_and_get_error(f"SELECT * FROM {TABLE_NAME}")
    assert "UNSUPPORTED_METHOD" in error


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_schema_inference(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    for format in ["Parquet", "ORC", "Avro"]:
        TABLE_NAME = (
            "test_schema_inference_"
            + format
            + "_"
            + format_version
            + "_"
            + storage_type
            + "_"
            + get_uuid_str()
        )

        # Types time, timestamptz, fixed are not supported in Spark.
        spark.sql(
            f"CREATE TABLE {TABLE_NAME} (intC int, longC long, floatC float, doubleC double, decimalC1 decimal(10, 3), decimalC2 decimal(20, 10), decimalC3 decimal(38, 30), dateC date,  timestampC timestamp, stringC string, binaryC binary, arrayC1 array<int>, mapC1 map<string, string>, structC1 struct<field1: int, field2: string>, complexC array<struct<field1: map<string, array<map<string, int>>>, field2: struct<field3: int, field4: string>>>) USING iceberg TBLPROPERTIES ('format-version' = '{format_version}', 'write.format.default' = '{format}')"
        )

        spark.sql(
            f"insert into {TABLE_NAME} select 42, 4242, 42.42, 4242.4242, decimal(42.42), decimal(42.42), decimal(42.42), date('2020-01-01'), timestamp('2020-01-01 20:00:00'), 'hello', binary('hello'), array(1,2,3), map('key', 'value'), struct(42, 'hello'), array(struct(map('key', array(map('key', 42))), struct(42, 'hello')))"
        )
        files = default_upload_directory(
            started_cluster,
            storage_type,
            f"/iceberg_data/default/{TABLE_NAME}/",
            f"/iceberg_data/default/{TABLE_NAME}/",
        )

        create_iceberg_table(
            storage_type, instance, TABLE_NAME, started_cluster, format=format
        )

        res = instance.query(
            f"DESC {TABLE_NAME} FORMAT TSVRaw", settings={"print_pretty_type_names": 0}
        )
        expected = TSV(
            [
                ["intC", "Nullable(Int32)"],
                ["longC", "Nullable(Int64)"],
                ["floatC", "Nullable(Float32)"],
                ["doubleC", "Nullable(Float64)"],
                ["decimalC1", "Nullable(Decimal(10, 3))"],
                ["decimalC2", "Nullable(Decimal(20, 10))"],
                ["decimalC3", "Nullable(Decimal(38, 30))"],
                ["dateC", "Nullable(Date)"],
                ["timestampC", "Nullable(DateTime64(6, 'UTC'))"],
                ["stringC", "Nullable(String)"],
                ["binaryC", "Nullable(String)"],
                ["arrayC1", "Array(Nullable(Int32))"],
                ["mapC1", "Map(String, Nullable(String))"],
                ["structC1", "Tuple(field1 Nullable(Int32), field2 Nullable(String))"],
                [
                    "complexC",
                    "Array(Tuple(field1 Map(String, Array(Map(String, Nullable(Int32)))), field2 Tuple(field3 Nullable(Int32), field4 Nullable(String))))",
                ],
            ]
        )

        assert res == expected

        # Check that we can parse data
        instance.query(f"SELECT * FROM {TABLE_NAME}")


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_metadata_file_selection(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = (
        "test_metadata_selection_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    spark.sql(
        f"CREATE TABLE {TABLE_NAME} (id bigint, data string) USING iceberg TBLPROPERTIES ('format-version' = '2', 'write.update.mode'='merge-on-read', 'write.delete.mode'='merge-on-read', 'write.merge.mode'='merge-on-read')"
    )

    for i in range(50):
        spark.sql(
            f"INSERT INTO {TABLE_NAME} select id, char(id + ascii('a')) from range(10)"
        )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 500


@pytest.mark.parametrize("format_version", ["1", "2"])
@pytest.mark.parametrize("storage_type", ["s3", "azure", "local"])
def test_metadata_file_format_with_uuid(started_cluster, format_version, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = (
        "test_metadata_selection_with_uuid_"
        + format_version
        + "_"
        + storage_type
        + "_"
        + get_uuid_str()
    )

    spark.sql(
        f"CREATE TABLE {TABLE_NAME} (id bigint, data string) USING iceberg TBLPROPERTIES ('format-version' = '2', 'write.update.mode'='merge-on-read', 'write.delete.mode'='merge-on-read', 'write.merge.mode'='merge-on-read')"
    )

    for i in range(50):
        spark.sql(
            f"INSERT INTO {TABLE_NAME} select id, char(id + ascii('a')) from range(10)"
        )

    for i in range(50):
        os.rename(
            f"/iceberg_data/default/{TABLE_NAME}/metadata/v{i + 1}.metadata.json",
            f"/iceberg_data/default/{TABLE_NAME}/metadata/{str(i).zfill(5)}-{get_uuid_str()}.metadata.json",
        )

    files = default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 500


def test_restart_broken_s3(started_cluster):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = "test_restart_broken_table_function_s3" + "_" + get_uuid_str()

    minio_client = started_cluster.minio_client
    bucket = "broken2"

    if not minio_client.bucket_exists(bucket):
        minio_client.make_bucket(bucket)

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 100),
        TABLE_NAME,
        mode="overwrite",
        format_version="1",
    )

    files = default_upload_directory(
        started_cluster,
        "s3",
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
        bucket=bucket,
    )
    create_iceberg_table("s3", instance, TABLE_NAME, started_cluster, bucket=bucket)
    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100

    s3_objects = list_s3_objects(minio_client, bucket, prefix="")
    assert (
        len(
            list(
                minio_client.remove_objects(
                    bucket,
                    [DeleteObject(obj) for obj in s3_objects],
                )
            )
        )
        == 0
    )
    minio_client.remove_bucket(bucket)

    instance.restart_clickhouse()

    assert "NoSuchBucket" in instance.query_and_get_error(
        f"SELECT count() FROM {TABLE_NAME}"
    )

    minio_client.make_bucket(bucket)

    files = default_upload_directory(
        started_cluster,
        "s3",
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
        bucket=bucket,
    )

    assert int(instance.query(f"SELECT count() FROM {TABLE_NAME}")) == 100


@pytest.mark.parametrize("storage_type", ["s3"])
def test_filesystem_cache(started_cluster, storage_type):
    instance = started_cluster.instances["node1"]
    spark = started_cluster.spark_session
    TABLE_NAME = "test_filesystem_cache_" + storage_type + "_" + get_uuid_str()

    write_iceberg_from_df(
        spark,
        generate_data(spark, 0, 10),
        TABLE_NAME,
        mode="overwrite",
        format_version="1",
        partition_by="a",
    )

    default_upload_directory(
        started_cluster,
        storage_type,
        f"/iceberg_data/default/{TABLE_NAME}/",
        f"/iceberg_data/default/{TABLE_NAME}/",
    )

    create_iceberg_table(storage_type, instance, TABLE_NAME, started_cluster)

    query_id = f"{TABLE_NAME}-{uuid.uuid4()}"
    instance.query(
        f"SELECT * FROM {TABLE_NAME} SETTINGS filesystem_cache_name = 'cache1'",
        query_id=query_id,
    )

    instance.query("SYSTEM FLUSH LOGS")

    count = int(
        instance.query(
            f"SELECT ProfileEvents['CachedReadBufferCacheWriteBytes'] FROM system.query_log WHERE query_id = '{query_id}' AND type = 'QueryFinish'"
        )
    )
    assert 0 < int(
        instance.query(
            f"SELECT ProfileEvents['S3GetObject'] FROM system.query_log WHERE query_id = '{query_id}' AND type = 'QueryFinish'"
        )
    )

    query_id = f"{TABLE_NAME}-{uuid.uuid4()}"
    instance.query(
        f"SELECT * FROM {TABLE_NAME} SETTINGS filesystem_cache_name = 'cache1'",
        query_id=query_id,
    )

    instance.query("SYSTEM FLUSH LOGS")

    assert count == int(
        instance.query(
            f"SELECT ProfileEvents['CachedReadBufferReadFromCacheBytes'] FROM system.query_log WHERE query_id = '{query_id}' AND type = 'QueryFinish'"
        )
    )
    assert 0 == int(
        instance.query(
            f"SELECT ProfileEvents['S3GetObject'] FROM system.query_log WHERE query_id = '{query_id}' AND type = 'QueryFinish'"
        )
    )