OP_Variable      63742 ext/sqlite3/libsqlite/sqlite3.c case OP_Variable: {            /* out2-prerelease */
OP_Variable      69054 ext/sqlite3/libsqlite/sqlite3.c     {OP_Variable, 1, 1, 1},        /* 5: Push the rowid to the stack */
OP_Variable      73568 ext/sqlite3/libsqlite/sqlite3.c       sqlite3VdbeAddOp2(v, OP_Variable, pExpr->iColumn, target);