pSrcCol          101508 ext/sqlite3/libsqlite/sqlite3.c     Column *pSrcCol = &pSrc->aCol[i];
pSrcCol          101509 ext/sqlite3/libsqlite/sqlite3.c     if( pDestCol->affinity!=pSrcCol->affinity ){
pSrcCol          101512 ext/sqlite3/libsqlite/sqlite3.c     if( !xferCompatibleCollation(pDestCol->zColl, pSrcCol->zColl) ){
pSrcCol          101515 ext/sqlite3/libsqlite/sqlite3.c     if( pDestCol->notNull && !pSrcCol->notNull ){
pSrcCol          101520 ext/sqlite3/libsqlite/sqlite3.c      && ((pDestCol->zDflt==0)!=(pSrcCol->zDflt==0) 
pSrcCol          101521 ext/sqlite3/libsqlite/sqlite3.c          || (pDestCol->zDflt && strcmp(pDestCol->zDflt, pSrcCol->zDflt)!=0))