#832

Committed 12 Oct 2023 08:31AM UTC coverage: 0.0% (-68.5%) from 68.493%

Build # #832

Build Type

push

circle-ci

Committed by

xzdandy

Commit Message

Minor

Run Details

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/evadb/executor/predicate_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,
    instrument_function_expression_cost,
)
from evadb.models.storage.batch import Batch
from evadb.plan_nodes.predicate_plan import PredicatePlan


class PredicateExecutor(AbstractExecutor):
    """ """

    def __init__(self, db: EvaDBDatabase, node: PredicatePlan):
        super().__init__(db, node)
        self.predicate = node.predicate

    def exec(self, *args, **kwargs) -> Iterator[Batch]:
        child_executor = self.children[0]
        for batch in child_executor.exec(**kwargs):
            batch = apply_predicate(batch, self.predicate)
            if not batch.empty():
                yield batch

        # perform any required instrumentation before we return
        instrument_function_expression_cost(self.predicate, self.catalog())

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	×
16
17	from evadb.database import EvaDBDatabase	×
18	from evadb.executor.abstract_executor import AbstractExecutor	×
19	from evadb.executor.executor_utils import (	×
20	apply_predicate,
21	instrument_function_expression_cost,
22	)
23	from evadb.models.storage.batch import Batch	×
24	from evadb.plan_nodes.predicate_plan import PredicatePlan	×
25
26
27	class PredicateExecutor(AbstractExecutor):	×
28	""" """
29
30	def __init__(self, db: EvaDBDatabase, node: PredicatePlan):	×
31	super().__init__(db, node)	×
32	self.predicate = node.predicate	×
33
34	def exec(self, args, *kwargs) -> Iterator[Batch]:	×
35	child_executor = self.children[0]	×
36	for batch in child_executor.exec(**kwargs):	×
37	batch = apply_predicate(batch, self.predicate)	×
38	if not batch.empty():	×
39	yield batch	×
40
41	# perform any required instrumentation before we return
42	instrument_function_expression_cost(self.predicate, self.catalog())	×

georgia-tech-db / eva / #832

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