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New posts in unique-index

What's the purpose of having both db level and code level uniqueness validations in Rails?

ruby-on-rails validation unique-index

Best practice to enforce uniqueness on column but allow some duplicates?

sql postgresql database-design unique-index

MongoDB unique index does not work

mongodb indexing unique-index

Unique index on expressions doesn't work like I expect

postgresql unique-index

Counting distinct rows using recursive cte over non-distinct index

sql postgresql count postgresql-9.3 unique-index

mongodb - compound unique index using spring data not working

mongodb spring-data unique-index compound-index

Postgres unique constraint across two columns?

sql postgresql unique-constraint unique-index

How to script a unique index with included columns using SQL Server Management Objects (SMO)?

sql sql-server t-sql smo unique-index

Conditional Unique index on h2 database

oracle h2 unique-index

MongoDB - unique multikey index not working as expected

mongodb unique-index

Creating a Primary Key or Unique Index on a URL Column

sql-server primary-key unique-index

Hibernate throws unique constraint violation exception while updating field part of unique key

java hibernate unique-constraint unique-index

MyISAM unique keys being cut off at 64 bytes, causing collisions

mysql myisam unique-key mysql-error-1062 unique-index

Enforcement of unique/primary key - drop index

oracle primary-key unique-index

Can not drop UNIQUE index from table

sql sql-server unique-index

email as _id in a MongoDB user collection

mongodb uniqueidentifier unique-index

MySQL Views in Navicat - How to define 'primary key'?

mysql views primary-key unique-index navicat

PostgreSQL: unique constraint or unique index

sql postgresql foreign-keys unique-constraint unique-index

MySQL Make a combination of columns unique

mysql unique-index

Getting duplicate entry errors when converting utf-8 database to utf8mb4

php mysql utf-8 unique-index utf8mb4
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