Tag unique-constraint - Dies ist Seite 4 - GeneraCodice

Reject PDO MySQL statement if a specified value is found in a field?

https://www.generacodice.com/de/articolo/12101663/reject-pdo-mysql-statement-if-a-specified-value-is-found-in-a-field

  mysql  -  PHP  -  pdo  -  unique-constraint

StackOverflow

Under a composite key unique constraint, does EACH value need to be unique (or just the combination)?

https://www.generacodice.com/de/articolo/11758400/under-a-composite-key-unique-constraint-does-each-value-need-to-be-unique-or-just-the-combination

  sql  -  constraints  -  unique-constraint

StackOverflow

Grails - how setup unique constrain with thrown exception

https://www.generacodice.com/de/articolo/11561219/grails-how-setup-unique-constrain-with-thrown-exception

  grails  -  unique-constraint  -  grails-orm

StackOverflow

Unique constraint that check two columns in MySQL

https://www.generacodice.com/de/articolo/11528432/unique-constraint-that-check-two-columns-in-mysql

  mysql  -  sql  -  unique-constraint

StackOverflow

Violation of PRIMARY KEY constraint on a column I not set it to be

https://www.generacodice.com/de/articolo/11473652/violation-of-primary-key-constraint-on-a-column-i-not-set-it-to-be

  sql  -  sql-server  -  unique-constraint

StackOverflow

Can uniqueness be switched on or off depending on another constraint or other variable within a table

https://www.generacodice.com/de/articolo/11253316/can-uniqueness-be-switched-on-or-off-depending-on-another-constraint-or-other-variable-within-a-table

  mysql  -  unique-constraint

StackOverflow

Rails habtm with unique values in both join and joined tables

https://www.generacodice.com/de/articolo/11202724/rails-habtm-with-unique-values-in-both-join-and-joined-tables

  ruby-on-rails  -  has-and-belongs-to-many  -  unique-constraint

StackOverflow

define unique constraint based on multiple elements

https://www.generacodice.com/de/articolo/11189236/define-unique-constraint-based-on-multiple-elements

  xml  -  xsd  -  unique-constraint

StackOverflow

PostgreSQL Unique Constraint with Exclusions

https://www.generacodice.com/de/articolo/11046398/postgresql-unique-constraint-with-exclusions

  sql  -  postgresql  -  indexing  -  check-constraints  -  unique-constraint

StackOverflow

How can I modify a unique constraint to allow for a one off exception

https://www.generacodice.com/de/articolo/11022872/how-can-i-modify-a-unique-constraint-to-allow-for-a-one-off-exception

  oracle  -  sqlplus  -  oracle11g  -  unique-constraint

StackOverflow

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