fkLookupParent   84588 sqlite3/libsqlite/sqlite3.c       fkLookupParent(pParse, iDb, pTo, pIdx, pFKey, aiCol, regOld, -1,isIgnore);
fkLookupParent   84593 sqlite3/libsqlite/sqlite3.c       fkLookupParent(pParse, iDb, pTo, pIdx, pFKey, aiCol, regNew, +1,isIgnore);