Method relation

query/sql/antlrgen/sqlbase_parser.go:3640–3771

(_p int)

}

func (p *SqlBaseParser) relation(_p int) (localctx IRelationContext) {
	var _parentctx antlr.ParserRuleContext = p.GetParserRuleContext()
	_parentState := p.GetState()
	localctx = NewRelationContext(p, p.GetParserRuleContext(), _parentState)
	var _prevctx IRelationContext = localctx
	var _ antlr.ParserRuleContext = _prevctx // TODO: To prevent unused variable warning.
	_startState := 28
	p.EnterRecursionRule(localctx, 28, SqlBaseParserRULE_relation, _p)

	defer func() {
		p.UnrollRecursionContexts(_parentctx)
	}()

	defer func() {
		if err := recover(); err != nil {
			if v, ok := err.(antlr.RecognitionException); ok {
				localctx.SetException(v)
				p.GetErrorHandler().ReportError(p, v)
				p.GetErrorHandler().Recover(p, v)
			} else {
				panic(err)
			}
		}
	}()

	var _alt int

	p.EnterOuterAlt(localctx, 1)
	localctx = NewRelationDefaultContext(p, localctx)
	p.SetParserRuleContext(localctx)
	_prevctx = localctx

	{
		p.SetState(262)
		p.SampledRelation()
	}

	p.GetParserRuleContext().SetStop(p.GetTokenStream().LT(-1))
	p.SetState(282)
	p.GetErrorHandler().Sync(p)
	_alt = p.GetInterpreter().AdaptivePredict(p.GetTokenStream(), 31, p.GetParserRuleContext())

	for _alt != 2 && _alt != antlr.ATNInvalidAltNumber {
		if _alt == 1 {
			if p.GetParseListeners() != nil {
				p.TriggerExitRuleEvent()
			}
			_prevctx = localctx
			localctx = NewJoinRelationContext(p, NewRelationContext(p, _parentctx, _parentState))
			localctx.(*JoinRelationContext).left = _prevctx

			p.PushNewRecursionContext(localctx, _startState, SqlBaseParserRULE_relation)
			p.SetState(264)

			if !(p.Precpred(p.GetParserRuleContext(), 2)) {
				panic(antlr.NewFailedPredicateException(p, "p.Precpred(p.GetParserRuleContext(), 2)", ""))
			}
			p.SetState(278)