Gunther <raj@xxxxxxxx> writes: > Hi all, I am connecting to a discussion back from April this year. My > data has grown and now I am running into new out of memory situations. It doesn't look like this has much of anything to do with the hash-table discussion. The big hog is an ExprContext: > ExprContext: 1107296256 total in 142 blocks; 6328 free (101 chunks); > 1107289928 used So there's something leaking in there, but this isn't enough info to guess what. regards, tom lane