Teddy 056e6368d0
Issue #14765 - Preparatory Work (#15312)
* refactor!: change partition metadata structure for table entities

* refactor!: updated json schema for TypeScript code gen

* chore: migration of partition for table entities

* style: python & java linting

* updated ui side change for table partitioned key

* miner fix

* addressing comments

* fixed ci error

---------

Co-authored-by: Shailesh Parmar <shailesh.parmar.webdev@gmail.com>
2024-02-28 07:11:00 +01:00

100 lines
3.9 KiB
Python

# Copyright 2021 Collate
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Partition utility"""
from typing import List, Optional
from metadata.generated.schema.entity.data.table import (
PartitionColumnDetails,
PartitionIntervalTypes,
PartitionIntervalUnit,
PartitionProfilerConfig,
Table,
)
from metadata.generated.schema.entity.services.databaseService import (
DatabaseServiceType,
)
def get_partition_details(entity: Table) -> Optional[PartitionProfilerConfig]:
"""Build PartitionProfilerConfig object from entity
Args:
entity (Table): entity table
Returns:
PartitionProfilerConfig
"""
if (
hasattr(entity, "tableProfilerConfig")
and hasattr(entity.tableProfilerConfig, "partitioning")
and entity.tableProfilerConfig.partitioning
):
return entity.tableProfilerConfig.partitioning
if (
hasattr(entity, "serviceType")
and entity.serviceType == DatabaseServiceType.BigQuery
):
if hasattr(entity, "tablePartition") and entity.tablePartition:
column_partitions: Optional[
List[PartitionColumnDetails]
] = entity.tablePartition.columns
if not column_partitions:
raise TypeError("table partition missing. Skipping table")
partiton = column_partitions[0]
if partiton.intervalType == PartitionIntervalTypes.TIME_UNIT:
return PartitionProfilerConfig(
enablePartitioning=True,
partitionColumnName=partiton.columnName,
partitionIntervalUnit=PartitionIntervalUnit.DAY
if partiton.interval != "HOUR"
else partiton.interval,
partitionInterval=1,
partitionIntervalType=partiton.intervalType.value,
partitionValues=None,
partitionIntegerRangeStart=None,
partitionIntegerRangeEnd=None,
)
if partiton.intervalType == PartitionIntervalTypes.INGESTION_TIME:
return PartitionProfilerConfig(
enablePartitioning=True,
partitionColumnName="_PARTITIONDATE"
if partiton.interval == "DAY"
else "_PARTITIONTIME",
partitionIntervalUnit=PartitionIntervalUnit.DAY
if partiton.interval != "HOUR"
else partiton.interval,
partitionInterval=1,
partitionIntervalType=partiton.intervalType.value,
partitionValues=None,
partitionIntegerRangeStart=None,
partitionIntegerRangeEnd=None,
)
if partiton.intervalType == PartitionIntervalTypes.INTEGER_RANGE:
return PartitionProfilerConfig(
enablePartitioning=True,
partitionColumnName=partiton.columnName,
partitionIntervalUnit=None,
partitionInterval=None,
partitionIntervalType=partiton.intervalType.value,
partitionValues=None,
partitionIntegerRangeStart=1,
partitionIntegerRangeEnd=10000,
)
raise TypeError(
f"Unsupported partition type {partiton.intervalType}. Skipping table"
)
return None