Class: CassandraDB::Statements::Update

Inherits:
Base
  • Object
show all
Defined in:
lib/cassandra_db/statements.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Base

#options, #to_s

Constructor Details

#initialize(table:, attributes:, conditions:) ⇒ Update

Returns a new instance of Update.



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# File 'lib/cassandra_db/statements.rb', line 79

def initialize(table:, attributes:, conditions:)
  @table = table
  @attributes = attributes
  @conditions = conditions
end

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/cassandra_db/statements.rb', line 77

def attributes
  @attributes
end

#conditions ⇒ Object (readonly)

Returns the value of attribute conditions.



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# File 'lib/cassandra_db/statements.rb', line 77

def conditions
  @conditions
end

#table ⇒ Object (readonly)

Returns the value of attribute table.



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# File 'lib/cassandra_db/statements.rb', line 77

def table
  @table
end

Instance Method Details

#arguments ⇒ Object 



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# File 'lib/cassandra_db/statements.rb', line 89

def arguments
  @arguments ||= attributes.merge(conditions_agruments)
end

#cql ⇒ Object 



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# File 'lib/cassandra_db/statements.rb', line 85

def cql
  @cql ||= "UPDATE #{table} SET #{filed_mappings} #{where_cql}"
end