azure-elastic-scale | 易学教程

MultiShardQuery on SQL Azure Elastic Scale with Entity Framework

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问题 I am new in Azure and I am trying to implement multishard query using Elastic Scale and Entity Framework. Unfortunately I am not able to find any example solutions or good practises to achieve that target. Can anyone help me in this issue? I would be very grateful for some materials to study or hints. Thank you in advance. 回答1: Thanks for your question on multi-shard queries with Elastic Scale and EF. Currently, a straight-forward integration like the one you probably saw for data-dependent

MultiShardQuery on SQL Azure Elastic Scale with Entity Framework

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Azure SQL Server Elastic Pool - automatically add database to pool

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问题 Currently we have an Azure SQL Server and each time we create new web app, we use EF Core Code First to generate the database. However after the database is created we manually go to Azure portal and add the newly created database to the Elastic Pool inside the Azure SQL Server. Is it possible to somehow automate the process so that each newly created database either via portal or generated using EF or whatever, it will be automatically added to the Pool? 回答1: You can use Transact-SQL to

Autoscaling Azure SQL Database

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问题 We have an application that uses Azure SQL for the database backend. Under normal load/conditions this database can successfully run on a Premium 1 plan. However, during the early morning hours we have jobs that run that increase database load. During these few hours we need to move to a Premium 3 plan. The cost of a Premium 3 is about 8 times more, so obviously we do not want to pay the costs of running on this plan 24/7. Is it possible to autoscale the database up and down? Cloud services

Can't query between databases in SQL Azure

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问题 I have a SQL Azure Database Server and I need to query between the Databases but can't figure out how to accomplish this. Here is the structure of my databases: Server.X Database.A Database.B Database.C In Database.A I have a Stored Procedure that needs to retrieve data from Database.B . Normally, I would reference the database like SELECT * FROM [Database.B].[dbo].[MyTable] but this does not appear to be allowed in SQL Azure. Msg 40515, Level 15, State 1, Line 16 Reference to database and/or

Enable-Migrations “Object reference not set to an instance of an object”

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问题 I just created a new service fabric service that will periodically attempt to save some models to SQL Azure using Entity Framework and the Elastic Client Database library. I'm trying to model it as closely as I can to the SQL Azure Elastic Scale Client Library EF sample (Elastic DB Tools EF Sample). I'm at the point where I need to enable migrations, but when I run Enable-Migrations I'm getting the following error message. I'm using the ContextTypeName parameter since it sounded like it would

How to connect On-premise database servers to sql azure database server

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I have 4 on-premise database server that has to be connected to Sql azure server as linked server.I will be querying these on-premise server from sql Azure database server.As far as I checked online I get the answer as it is not supported in Azure. Kindly advice on the same. Silvia Doomra Azure SQL DB is previewing Elastic Database Query feature at this point in time that will help you query from Azure SQL DB to other DBs. You can get detailed information about the feature here . 来源： https://stackoverflow.com/questions/31129503/how-to-connect-on-premise-database-servers-to-sql-azure-database

How to connect On-premise database servers to sql azure database server

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问题 I have 4 on-premise database server that has to be connected to Sql azure server as linked server.I will be querying these on-premise server from sql Azure database server.As far as I checked online I get the answer as it is not supported in Azure. Kindly advice on the same. 回答1: Azure SQL DB is previewing Elastic Database Query feature at this point in time that will help you query from Azure SQL DB to other DBs. You can get detailed information about the feature here. 来源： https:/

How to add a sql database to an elastic pool programmatically?

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问题 I have the following console application which creates a ShardManagerDB and creates one database for each company on the main database. I can see on azure the databases created on the server however they are not on the elastic pool. Question: 1. Is this doable with the current API? 2. If not, what are other recommended approaches? using System.Data.SqlClient; using mynm.Data; using System.Linq; using mynm.Models.GlobalAdmin; namespace mynm.DbManagementTool { class Program { static void Main

Timeout expired. The timeout period elapsed prior to completion of the operation on Azure sql

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问题 I need to create one sql database on windows azure on the global.asax application start event, however I got this error: Timeout expired. The timeout period elapsed prior to completion of the operation or the server is not responding. This failure occurred while attempting to connect to the routing destination. The duration spent while attempting to connect to the original server was - [Pre-Login] initialization=296; handshake=324; [Login] initialization=0; authentication=1; [Post-Login]