SRT_Union        91070 ext/sqlite3/libsqlite/sqlite3.c     case SRT_Union: {
SRT_Union        92119 ext/sqlite3/libsqlite/sqlite3.c       priorOp = SRT_Union;
SRT_Union        92158 ext/sqlite3/libsqlite/sqlite3.c         op = SRT_Union;
SRT_Union        92232 ext/sqlite3/libsqlite/sqlite3.c       sqlite3SelectDestInit(&intersectdest, SRT_Union, tab1);
SRT_Union        94211 ext/sqlite3/libsqlite/sqlite3.c     assert(pDest->eDest==SRT_Exists || pDest->eDest==SRT_Union ||