#754

Committed 04 Sep 2023 09:54PM UTC coverage: 74.807% (-5.5%) from 80.336%

Build # #754

Build Type

push

circle-ci

Committed by

jiashenC

Commit Message

update case

Run Details

8727 of 11666 relevant lines covered (74.81%)

0.75 hits per line

Source File
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56.0

/evadb/executor/hash_join_executor.py

# coding=utf-8
# Copyright 2018-2023 EvaDB
#
# 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.
from typing import Iterator

from evadb.database import EvaDBDatabase
from evadb.executor.abstract_executor import AbstractExecutor
from evadb.executor.executor_utils import apply_predicate, apply_project
from evadb.models.storage.batch import Batch
from evadb.plan_nodes.hash_join_probe_plan import HashJoinProbePlan


class HashJoinExecutor(AbstractExecutor):
    def __init__(self, db: EvaDBDatabase, node: HashJoinProbePlan):
        super().__init__(db, node)
        self.predicate = node.join_predicate
        self.join_type = node.join_type
        self.probe_keys = node.probe_keys
        self.join_project = node.join_project

    def exec(self, *args, **kwargs) -> Iterator[Batch]:
        build_table = self.children[0]
        probe_table = self.children[1]
        hash_keys = [key.col_alias for key in self.probe_keys]
        for build_batch in build_table.exec():
            for probe_batch in probe_table.exec():
                probe_batch.reassign_indices_to_hash(hash_keys)
                join_batch = Batch.join(probe_batch, build_batch)
                join_batch.reset_index()
                join_batch = apply_predicate(join_batch, self.predicate, self.catalog())
                join_batch = apply_project(
                    join_batch, self.join_project, self.catalog()
                )
                yield join_batch

1	# coding=utf-8
2	# Copyright 2018-2023 EvaDB
3	#
4	# Licensed under the Apache License, Version 2.0 (the "License");
5	# you may not use this file except in compliance with the License.
6	# You may obtain a copy of the License at
7	#
8	# http://www.apache.org/licenses/LICENSE-2.0
9	#
10	# Unless required by applicable law or agreed to in writing, software
11	# distributed under the License is distributed on an "AS IS" BASIS,
12	# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13	# See the License for the specific language governing permissions and
14	# limitations under the License.
15	from typing import Iterator	1✔
16
17	from evadb.database import EvaDBDatabase	1✔
18	from evadb.executor.abstract_executor import AbstractExecutor	1✔
19	from evadb.executor.executor_utils import apply_predicate, apply_project	1✔
20	from evadb.models.storage.batch import Batch	1✔
21	from evadb.plan_nodes.hash_join_probe_plan import HashJoinProbePlan	1✔
22
23
24	class HashJoinExecutor(AbstractExecutor):	1✔
25	def __init__(self, db: EvaDBDatabase, node: HashJoinProbePlan):	1✔
26	super().__init__(db, node)	1✔
27	self.predicate = node.join_predicate	1✔
28	self.join_type = node.join_type	1✔
29	self.probe_keys = node.probe_keys	1✔
30	self.join_project = node.join_project	1✔
31
32	def exec(self, args, *kwargs) -> Iterator[Batch]:	1✔
33	build_table = self.children[0]	×
34	probe_table = self.children[1]	×
35	hash_keys = [key.col_alias for key in self.probe_keys]	×
36	for build_batch in build_table.exec():	×
37	for probe_batch in probe_table.exec():	×
38	probe_batch.reassign_indices_to_hash(hash_keys)	×
39	join_batch = Batch.join(probe_batch, build_batch)	×
40	join_batch.reset_index()	×
41	join_batch = apply_predicate(join_batch, self.predicate, self.catalog())	×
42	join_batch = apply_project(	×
43	join_batch, self.join_project, self.catalog()
44	)
45	yield join_batch	×

georgia-tech-db / eva / #754

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