Updating multiple databases san antonio online dating sites

To create a new deployment from scratch, follow these steps: It is not possible to change the name of a Mongo DB database unless you export the data and re-import it again (see feature request for the ability to rename databases); for any sizable database, this requires significant downtime.For this reason, we discourage decorating the name of your database with word(s) that indicate the environment in which the deployment will be used (e.g., Development, Staging, Production).

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To create multiple records based on a Django model you can use the built-in method is that it creates all entries in a single query, so it's very efficient if you have a list of a dozen or a hundred entries you wish to create.

Listing 1 illustrates the process to create multiple records for the # Import Django model class from coffeehouse.stores.models import Store # Create model Store instances store_corporate = Store(name='Corporate',address='624 Broadway',city ='San Diego',state='CA',email='[email protected]') store_downtown = Store(name='Downtown',address='Horton Plaza',city ='San Diego',state='CA',email='[email protected]') store_uptown = Store(name='Uptown',address='240 University Ave',city ='San Diego',state='CA',email='[email protected]') store_midtown = Store(name='Midtown',address='784 W Washington St',city ='San Diego',state='CA',email='[email protected]') # Call bulk_create to create records in a single call Store.objects.bulk_create([store_corporate,store_downtown,store_uptown,store_midtown]) # Import Django model class from coffeehouse.stores.models import Store # Create a model Store instances store_corporate = Store(name='Corporate',address='624 Broadway',city ='San Diego',state='CA',email='[email protected]') store_downtown = Store(name='Downtown',address='Horton Plaza',city ='San Diego',state='CA',email='[email protected]') store_uptown = Store(name='Uptown',address='240 University Ave',city ='San Diego',state='CA',email='[email protected]') store_midtown = Store(name='Midtown',address='784 W Washington St',city ='San Diego',state='CA',email='[email protected]') # Create store list store_list = [store_corporate,store_downtown,store_uptown,store_midtown] # Loop over each store and invoke save() on each entry for store in store_list: # save() method called on each member to create record store.save() As I mentioned at the start, the process in listing 2 can be highly inefficient particularly if its done for dozens or hundreds of records, but sometimes it's the only option for creating multiple records in bulk.

When creating a DB instance, some database engines require that a database name be specified.

A DB instance can host multiple databases, or a single Oracle database with multiple schemas.

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