class Sequel::Postgres::AlterTableGenerator
Public Instance Methods
add_exclusion_constraint(elements, opts=OPTS)
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Adds an exclusion constraint to an existing table, see Sequel::Postgres::CreateTableGenerator#exclude.
# File lib/sequel/adapters/shared/postgres.rb, line 74 def add_exclusion_constraint(elements, opts=OPTS) @operations << {:op => :add_constraint, :type => :exclude, :elements => elements}.merge(opts) end
validate_constraint(name)
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Validate the constraint with the given name, which should have been added previously with NOT VALID.
# File lib/sequel/adapters/shared/postgres.rb, line 80 def validate_constraint(name) @operations << {:op => :validate_constraint, :name => name} end