Class: Norikra::SubQuery
Instance Attribute Summary
Attributes inherited from Query
#fieldsets, #group, #statement_name
Instance Method Summary
collapse
Methods inherited from Query
#<=>, #aliases, #astnode, #dump, #explore, #fields, imported_java_class?, #invalid?, java_class, loopback, rewrite_event_field_name, rewrite_event_type_name, rewrite_query, #targets, #to_hash, traverse_fields
Constructor Details
#initialize(ast_nodetree) ⇒ SubQuery
Returns a new instance of SubQuery.
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# File 'lib/norikra/query.rb', line 441
def initialize(ast_nodetree)
@ast = ast_nodetree
@targets = nil
@subqueries = nil
end
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Instance Method Details
#ast ⇒ Object
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# File 'lib/norikra/query.rb', line 447
def ast; @ast; end
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#dup ⇒ Object
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# File 'lib/norikra/query.rb', line 457
def dup; self; end
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#dup_with_stream_name(actual_name) ⇒ Object
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# File 'lib/norikra/query.rb', line 458
def dup_with_stream_name(actual_name); self; end
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#expression ⇒ Object
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# File 'lib/norikra/query.rb', line 456
def expression; ''; end
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#name ⇒ Object
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# File 'lib/norikra/query.rb', line 455
def name; ''; end
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#subqueries ⇒ Object
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# File 'lib/norikra/query.rb', line 449
def subqueries
return @subqueries if @subqueries
@subqueries = @ast.children.map{|c| c.listup(:subquery)}.reduce(&:+).map{|n| Norikra::SubQuery.new(n)}
@subqueries
end
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