private String insertRepositoryKey(String filename, String repositoryKey) {
        String result;
        int idx = filename.indexOf('.');
        if (idx < 0) {
            result = filename + '-' + repositoryKey;
        } else {
            result = filename.substring(0, idx) + '-' + repositoryKey + filename.substring(idx);
        }
        return result;
    }

	jpath := operand.Left.Left.Primary.JPathExpr
	n := len(jpath.PathExpr)
	if n > 0 && jpath.PathExpr[n-1].Key == nil {
		return "", false
	}
	ps := jpath.String()
	if idx := strings.LastIndex(ps, "."); idx >= 0 {
		// Get last part of path string.
		ps = ps[idx+1:]
	}
	return ps, true
}

// HasKeypath returns if the from clause has a key path -
// e.g. S3object[*].id
func (from *TableExpression) HasKeypath() bool {

}

// Name from clause name
func (groupBy GroupBy) Name() string {
	return "GROUP BY"
}

// Build build group by clause
func (groupBy GroupBy) Build(builder Builder) {
	for idx, column := range groupBy.Columns {
		if idx > 0 {
			builder.WriteByte(',')
		}

		builder.WriteQuoted(column)
	}

	if len(groupBy.Having) > 0 {
		builder.WriteString(" HAVING ")
		Where{Exprs: groupBy.Having}.Build(builder)
	}

		if line == "" {
			continue
		}
		// Find first separator.
		idx := strings.IndexByte(line, trailerKVSeparator[0])
		if idx <= 0 || idx >= len(line) {
			if cr.debug {
				fmt.Printf("Could not find separator, got %q\n", line)
			}
			return errMalformedEncoding
		}
		key := strings.ToLower(line[:idx])
		value := line[idx+1:]
		if _, ok := wantTrailers[key]; !ok {
			if cr.debug {

		for i := 0; i < joinResults.Len(); i++ {
			joinIndexValue := joinResults.Index(i)
			for idx, field := range joinForeignFields {
				fieldValues[idx], _ = field.ValueOf(tx.Statement.Context, joinIndexValue)
			}

			for idx, field := range joinRelForeignFields {
				joinFieldValues[idx], _ = field.ValueOf(tx.Statement.Context, joinIndexValue)
			}

-      | ((const unsigned char *) (const char *) (src))[idx])
-# else
-#  define __STRING2_SMALL_GET16(src, idx) \
-     (((const unsigned char *) (const char *) (src))[idx] << 8		      \
-      | ((const unsigned char *) (const char *) (src))[idx + 1])
-#  define __STRING2_SMALL_GET32(src, idx) \
-     (((((const unsigned char *) (const char *) (src))[idx] << 8	      \

@SuppressWarnings ( "javadoc" )
public class MsrpcSamrOpenAlias extends samr.SamrOpenAlias {

    public MsrpcSamrOpenAlias ( SamrDomainHandle handle, int access, int rid, SamrAliasHandle aliasHandle ) {
        super(handle, access, rid, aliasHandle);
        this.ptype = 0;
        this.flags = DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG;
    }

								},
							},
						},
					},
				},
			}, clause.From{}},
			"SELECT `age` = ? as name FROM `users`",
			[]interface{}{18},
		},
	}

	for idx, result := range results {
		t.Run(fmt.Sprintf("case #%v", idx), func(t *testing.T) {
			checkBuildClauses(t, result.Clauses, result.Result, result.Vars)
		})
	}

	s.buf[s.idx] = next

	if s.filledBuf {
		s.prevSMA += (next - prev) / float64(s.window)
		s.CAvg += (next - s.CAvg) / float64(s.window)
	} else {
		s.CAvg = s.simpleMovingAvg()
		s.prevSMA = s.CAvg
	}
	if s.idx == s.window-1 {
		s.filledBuf = true
	}
	s.idx = (s.idx + 1) % s.window
}

func (s *SMA) simpleMovingAvg() float64 {
	if s.filledBuf {
		return s.prevSMA
	}
	var tot float64

	index, found := r.nameIndexMap[name]
	if !found {
		// Check if index.
		if strings.HasPrefix(name, "_") {
			idx, err := strconv.Atoi(strings.TrimPrefix(name, "_"))
			if err != nil {
				return nil, fmt.Errorf("column %v not found", name)
			}
			// The position count starts at 1.
			idx--
			if idx >= len(r.csvRecord) || idx < 0 {
				// If field index > number of columns, return null
				return sql.FromNull(), nil
			}