Postgres Pro
Downloads
Home   >   mailing lists

Thread: pgsql: Rewrite rewriteTargetList() to avoid O(N^2) behavior on wide

pgsql: Rewrite rewriteTargetList() to avoid O(N^2) behavior on wide

From
tgl@svr1.postgresql.org (Tom Lane)
Date:
Log Message:
-----------
Rewrite rewriteTargetList() to avoid O(N^2) behavior on wide target lists.

Modified Files:
--------------
    pgsql/src/backend/rewrite:
        rewriteHandler.c (r1.148 -> r1.149)
        (http://developer.postgresql.org/cvsweb.cgi/pgsql/src/backend/rewrite/rewriteHandler.c.diff?r1=1.148&r2=1.149)