One of the all-time show-biz giants-in 1929, Variety estimated Eddie Cantor was the second-wealthiest man in the business the saucer-eyed song-and-dance man mixed sentimentality with impish humor. His expansive rendering of ''Mandy'' and sweetly subdued ''When My Ship Comes In,'' highpoints of the two-disc set The Columbia Years: 1922-1940, evoke a bygone era of master showmanship. But many of his early comic novelties like ''Goo-Goo-Good-Night Dear!'' haven't aged as well. B

