sqlite3_index_constraint_usage 118061 ext/sqlite3/libsqlite/sqlite3.c   struct sqlite3_index_constraint_usage *pUsage;
sqlite3_index_constraint_usage 118112 ext/sqlite3/libsqlite/sqlite3.c   pUsage = (struct sqlite3_index_constraint_usage*)&pIdxOrderBy[nOrderBy];
sqlite3_index_constraint_usage 118117 ext/sqlite3/libsqlite/sqlite3.c   *(struct sqlite3_index_constraint_usage**)&pIdxInfo->aConstraintUsage =
sqlite3_index_constraint_usage 121450 ext/sqlite3/libsqlite/sqlite3.c   struct sqlite3_index_constraint_usage *pUsage;