Module: Bmg::Sql::GroupByClause

Includes:

Expr

Defined in:

lib/bmg/sql/nodes/group_by_clause.rb

Constant Summary

GROUP_BY =

"GROUP BY".freeze

Constants included from Expr

Expr::AND, Expr::AS, Expr::COMMA, Expr::DOT, Expr::EQUAL, Expr::EXISTS, Expr::FALSE, Expr::GREATER, Expr::GREATER_OR_EQUAL, Expr::IN, Expr::LEFT_PARENTHESE, Expr::LESS, Expr::LESS_OR_EQUAL, Expr::NOT, Expr::NOT_EQUAL, Expr::OR, Expr::QUOTE, Expr::RIGHT_PARENTHESE, Expr::SPACE, Expr::TRUE

Instance Method Summary

• #to_sql(buffer, dialect) ⇒ Object

Methods included from Expr

#each_child, #flatten, #group_by?, #join?, #limit_or_offset?, #order_by?, #ordering, #set_operator?, #with_insert, #with_push, #with_update

Instance Method Details

#to_sql(buffer, dialect) ⇒ Object

# File 'lib/bmg/sql/nodes/group_by_clause.rb', line 8

def to_sql(buffer, dialect)
  return buffer if size == 1
  buffer << GROUP_BY << SPACE
  each_child do |item,index|
    buffer << COMMA << SPACE unless index == 0
    item.to_sql(buffer, dialect)
  end
  buffer
end