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https://github.com/open-metadata/OpenMetadata.git
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f379b35279
* Reflection Cache for Bigquery and Redshift * Overrided few sqlalchemy packages * Added Geography Support * Reformatted files * DBT models error handling implemented * Geography type added as a custom sqlalchemy datatype * GEOGRAPHY and VARIANT added as custom sql types * Implemented file formatting using black * Implemented file formatting using black
53 lines
1.6 KiB
Python
53 lines
1.6 KiB
Python
# Copyright 2021 Collate
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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# http://www.apache.org/licenses/LICENSE-2.0
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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from openmetadata.common.database_common import (
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DatabaseCommon,
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SQLConnectionConfig,
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SQLExpressions,
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)
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logger = logging.getLogger(__name__)
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class PostgresConnectionConfig(SQLConnectionConfig):
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scheme = "postgres+psycopg2"
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def get_connection_url(self):
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return super().get_connection_url()
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class PostgresSQLExpressions(SQLExpressions):
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regex_like_pattern_expr: str = "{} ~* '{}'"
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class Postgres(DatabaseCommon):
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config: PostgresConnectionConfig = None
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sql_exprs: PostgresSQLExpressions = PostgresSQLExpressions()
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def __init__(self, config):
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super().__init__(config)
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self.config = config
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@classmethod
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def create(cls, config_dict):
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config = PostgresConnectionConfig.parse_obj(config_dict)
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return cls(config)
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def qualify_table_name(self, table_name: str) -> str:
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if self.config.db_schema:
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return f'"{self.config.db_schema}"."{table_name}"'
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return f'"{table_name}"'
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def qualify_column_name(self, column_name: str):
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return f'"{column_name}"'
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