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#840

Committed 18 Oct 2023 09:51PM UTC coverage: 68.616% (-9.8%) from 78.391%

Build # #840

Build Type

push

circle-ci

Committed by

jiashenC

Commit Message

[BUMP]: v0.3.9+dev

Run Details

2 of 2 new or added lines in 1 file covered. (100.0%)

8634 of 12583 relevant lines covered (68.62%)

0.69 hits per line

Source File
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83.33

/evadb/executor/create_database_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.
import pandas as pd

from evadb.database import EvaDBDatabase
from evadb.executor.abstract_executor import AbstractExecutor
from evadb.executor.executor_utils import ExecutorError
from evadb.models.storage.batch import Batch
from evadb.parser.create_statement import CreateDatabaseStatement
from evadb.third_party.databases.interface import get_database_handler
from evadb.utils.logging_manager import logger


class CreateDatabaseExecutor(AbstractExecutor):
    def __init__(self, db: EvaDBDatabase, node: CreateDatabaseStatement):
        super().__init__(db, node)

    def exec(self, *args, **kwargs):
        # Check if database already exists.
        db_catalog_entry = self.catalog().get_database_catalog_entry(
            self.node.database_name
        )

        if db_catalog_entry is not None:
            if self.node.if_not_exists:
                msg = f"{self.node.database_name} already exists, nothing added."
                yield Batch(pd.DataFrame([msg]))
                return
            else:
                raise ExecutorError(f"{self.node.database_name} already exists.")

        logger.debug(
            f"Trying to connect to the provided engine {self.node.engine} with params {self.node.param_dict}"
        )

        # Check the validity of database entry.
        with get_database_handler(self.node.engine, **self.node.param_dict):
            pass

        logger.debug(f"Creating database {self.node}")
        self.catalog().insert_database_catalog_entry(
            self.node.database_name, self.node.engine, self.node.param_dict
        )

        yield Batch(
            pd.DataFrame(
                [
                    f"The database {self.node.database_name} has been successfully created."
                ]
            )
        )

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	import pandas as pd	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 ExecutorError	1✔
20	from evadb.models.storage.batch import Batch	1✔
21	from evadb.parser.create_statement import CreateDatabaseStatement	1✔
22	from evadb.third_party.databases.interface import get_database_handler	1✔
23	from evadb.utils.logging_manager import logger	1✔
24
25
26	class CreateDatabaseExecutor(AbstractExecutor):	1✔
27	def __init__(self, db: EvaDBDatabase, node: CreateDatabaseStatement):	1✔
28	super().__init__(db, node)	1✔
29
30	def exec(self, args, *kwargs):	1✔
31	# Check if database already exists.
32	db_catalog_entry = self.catalog().get_database_catalog_entry(	1✔
33	self.node.database_name
34	)
35
36	if db_catalog_entry is not None:	1✔
37	if self.node.if_not_exists:	×
38	msg = f"{self.node.database_name} already exists, nothing added."	×
39	yield Batch(pd.DataFrame([msg]))	×
40	return	×
41	else:
42	raise ExecutorError(f"{self.node.database_name} already exists.")
43
44	logger.debug(	1✔
45	f"Trying to connect to the provided engine {self.node.engine} with params {self.node.param_dict}"
46	)
47
48	# Check the validity of database entry.
49	with get_database_handler(self.node.engine, **self.node.param_dict):	1✔
50	pass	1✔
51
52	logger.debug(f"Creating database {self.node}")	1✔
53	self.catalog().insert_database_catalog_entry(	1✔
54	self.node.database_name, self.node.engine, self.node.param_dict
55	)
56
57	yield Batch(	1✔
58	pd.DataFrame(
59	[
60	f"The database {self.node.database_name} has been successfully created."
61	]
62	)
63	)

georgia-tech-db / eva / #840

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