Class: OracleSqlParser::Ast::Subquery

Inherits:
Hash show all
Defined in:
lib/oracle-sql-parser/ast/subquery.rb

Instance Method Summary collapse

Methods inherited from Hash

[], #[]=, #initialize, #inspect, #map_ast!, #method_missing, #remove_nil_values!

Methods inherited from Base

#==, [], #ast, #deep_dup, deep_dup, find_different_value, #initialize, #initialize_copy, #inspect, #map_ast, #map_ast!, #remove_nil_values!

Methods included from Util::Parameterizable

#to_parameterized, #to_parameternized

Constructor Details

This class inherits a constructor from OracleSqlParser::Ast::Hash

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class OracleSqlParser::Ast::Hash

Instance Method Details

#to_sql(options = {}) ⇒ Object 



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# File 'lib/oracle-sql-parser/ast/subquery.rb', line 3

def to_sql(options = {})
  result = @ast.values_at(
    :query_block,
    :subqueries,
    :subquery,
    :order_by_clause,
    :row_limiting_clause,
  ).map(&:to_sql)

  if @ast[:has_parenthesis]
    result.unshift('(')
    result.push(')')
  end
  result.compact.map(&:to_sql).join(' ')
end