---
title: Microsoft SQL Server
sidebar_label: Microsoft SQL Server
description: "Microsoft SQL Server is a relational database management system."
hide_title: true
---

{/*
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distributed with this work for additional information
regarding copyright ownership.  The ASF licenses this file
to you 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 { DatabasePage } from '@site/src/components/databases';

export const databaseInfo = {"engine":"microsoft_sql_server","engine_name":"Microsoft SQL Server","module":"mssql","documentation":{"description":"Microsoft SQL Server is a relational database management system.","logo":"msql.png","homepage_url":"https://www.microsoft.com/en-us/sql-server","categories":["TRADITIONAL_RDBMS","PROPRIETARY"],"pypi_packages":["pymssql"],"connection_string":"mssql+pymssql://{username}:{password}@{host}:{port}/{database}","default_port":1433,"drivers":[{"name":"pymssql","pypi_package":"pymssql","connection_string":"mssql+pymssql://{username}:{password}@{host}:{port}/{database}","is_recommended":true},{"name":"pyodbc","pypi_package":"pyodbc","connection_string":"mssql+pyodbc:///?odbc_connect=Driver%3D%7BODBC+Driver+17+for+SQL+Server%7D%3BServer%3Dtcp%3A%3C{host}%3E%2C1433%3BDatabase%3D{database}%3BUid%3D{username}%3BPwd%3D{password}%3BEncrypt%3Dyes%3BConnection+Timeout%3D30","is_recommended":false,"notes":"Connection string must be URL-encoded. Special characters like @ need encoding."}],"docs_url":"https://docs.sqlalchemy.org/en/20/core/engines.html#escaping-special-characters-such-as-signs-in-passwords","custom_errors":[{"regex_name":"CONNECTION_ACCESS_DENIED_REGEX","message_template":"Either the username \"%(username)s\", password, or database name \"%(database)s\" is incorrect.","error_type":"CONNECTION_ACCESS_DENIED_ERROR","category":"Authentication","description":"Access denied","issue_codes":[1014,1015]},{"regex_name":"CONNECTION_INVALID_HOSTNAME_REGEX","message_template":"The hostname \"%(hostname)s\" cannot be resolved.","error_type":"CONNECTION_INVALID_HOSTNAME_ERROR","category":"Connection","description":"Invalid hostname","issue_codes":[1007]},{"regex_name":"CONNECTION_PORT_CLOSED_REGEX","message_template":"Port %(port)s on hostname \"%(hostname)s\" refused the connection.","error_type":"CONNECTION_PORT_CLOSED_ERROR","category":"Connection","description":"Port closed or refused","issue_codes":[1008]},{"regex_name":"CONNECTION_HOST_DOWN_REGEX","message_template":"The host \"%(hostname)s\" might be down, and can't be reached on port %(port)s.","error_type":"CONNECTION_HOST_DOWN_ERROR","category":"Connection","description":"Host unreachable","issue_codes":[1009]}]},"time_grains":{"SECOND":true,"FIVE_SECONDS":false,"THIRTY_SECONDS":false,"MINUTE":true,"FIVE_MINUTES":true,"TEN_MINUTES":true,"FIFTEEN_MINUTES":true,"THIRTY_MINUTES":true,"HALF_HOUR":false,"HOUR":true,"SIX_HOURS":false,"DAY":true,"WEEK":true,"WEEK_STARTING_SUNDAY":true,"WEEK_STARTING_MONDAY":true,"WEEK_ENDING_SATURDAY":false,"WEEK_ENDING_SUNDAY":false,"MONTH":true,"QUARTER":true,"QUARTER_YEAR":false,"YEAR":true},"score":44,"max_score":201,"joins":true,"subqueries":true,"supports_dynamic_schema":false,"supports_catalog":false,"supports_dynamic_catalog":false,"ssh_tunneling":true,"query_cancelation":false,"supports_file_upload":true,"user_impersonation":false,"query_cost_estimation":false,"sql_validation":false};

<DatabasePage name="Microsoft SQL Server" database={databaseInfo} />