multi-database | 易学教程

How Do I Migrate Tenant Databases and Host Database in Asp.NET ZERO / Boilerplate?

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问题 I am using the ASP.NET ZERO framework with ASP.NET Core and Angular for my current project. I am also using the 'MultiTenancy - MultiDatabase' feature of ASP.Net ZERO. In application I have added a 'Tenant1-Database' connection string in create new Tenant. Now i have two databases: Host-Database Tenant1-Database When I create a new Tenant, 'Tenant1-Database' is automatically update as per previous migration files. But when I update the model with a new property and try to migrate the database

Multiple database with Spring+Hibernate+JPA

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问题 I'm trying to configure Spring+Hibernate+JPA for work with two databases (MySQL and MSSQL). My datasource-context.xml: <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd http://www.springframework.org/schema/beans http:

Dynamic database connection using Asp.Net identity

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问题 I am working on a multi-tenant application that uses multiple databases. There is one master database that contains user information and then each tenant database also has their own users for that tenant (which are a subset of the users in the master database). The user will log in which will check the master database, then based on their details (i.e. which tenant they belong to) it will log them into the application using the user details on their tenant database. I am using the method

Django fails to create superuser in other db than 'default'

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问题 Is it a bug or am I wrong ? I am at the step to create a superuser, but django want a table in wrong db despite my router seems to work : settings.py DATABASES = { 'intern_db': { 'ENGINE': 'mysql.connector.django', 'NAME': 'django_cartons', 'USER': 'root', 'PASSWORD' : '', }, 'default': { 'ENGINE': 'mysql.connector.django', 'NAME': 'cartons', 'USER': 'root', 'PASSWORD' : '', } } DATABASE_ROUTERS = ['web.routers.AuthRouter'] routers.py class AuthRouter(object): """ A router to control all

CodeIgniter MultiDatabse connect error

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问题 I see a lot of method/tutorial to connect multi database in CodeIgniter? Still far far away with me. Some one provide me to connect multi database in CI. This is my using way i was found it in a blog. pardon me, i don't recognize the blog address. $active_group = 'default'; $active_record = TRUE; $db['default']['hostname'] = 'localhost'; $db['default']['username'] = 'root'; $db['default']['password'] = 'root'; $db['default']['database'] = 'vk_global'; $db['default']['dbdriver'] = 'mysql'; $db

Spring or Hibernate multi-tenancy for multi-database Grails app

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问题 Grails has a multi-tenancy plugin for a single database and a multi-tenancy plugin for multi-databases, but the one for multi-databases is no longer supported/maintained. Is there some way I can instead use Spring or Hibernate themselves for a multi-tenancy multi-database Grails application? 回答1: You can use Hibernate multitenancy described here http://docs.jboss.org/hibernate/orm/4.3/devguide/en-US/html/ch16.html OR You can also consider Spring's AbstractRoutingDataSource The general idea is

Spring or Hibernate multi-tenancy for multi-database Grails app

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Grails has a multi-tenancy plugin for a single database and a multi-tenancy plugin for multi-databases, but the one for multi-databases is no longer supported/maintained. Is there some way I can instead use Spring or Hibernate themselves for a multi-tenancy multi-database Grails application? You can use Hibernate multitenancy described here http://docs.jboss.org/hibernate/orm/4.3/devguide/en-US/html/ch16.html OR You can also consider Spring's AbstractRoutingDataSource The general idea is that a routing DataSource acts as an intermediary - while the ‘real’ DataSource can be determined

Multiple database with Spring+Hibernate+JPA

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I'm trying to configure Spring+Hibernate+JPA for work with two databases (MySQL and MSSQL). My datasource-context.xml: <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop" xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/tx