OPTIMIZER_TRACE INFORMATION_SCHEMA table, 4802 OPTIMIZER_TRACE option CMake, 234 optimizer_trace system variable, 853 optimizer_trace_features system variable, 853 optimizer_trace_limit system variable, 853 optimizer_trace_max_mem_size system variable, 854 optimizer_trace_offset system variable, 854 optimizing DISTINCT, 1686 filesort, 1682, 1810 GROUP BY, 1684 LEFT JOIN, 1667 ORDER BY, 1679 outer joins, 1667 RIGHT JOIN, 1667 tables, 1634 thread state, 1850 option, 6173 option file, 6173 option files, 345, 1275 .my.cnf, 345, 347, 367, 1153, 1173, 1275 .mylogin.cnf, 345, 586 C:\my.cnf, 1153 escape sequences, 348 my.cnf, 3654 mysqld-auto.cnf, 343, 345, 857, 916, 919, 938, 942, 1536, 2906, 2980, 5032 option prefix --disable, 352 --enable, 352 --loose, 352 --maximum, 352 --skip, 352 options boolean, 352 CMake, 215 command-line mysql, 415 mysqladmin, 452 myisamchk, 565 mysqld, 639 provided by MySQL, 303 replication, 3654 OR, 332, 1651 bitwise, 2268 logical, 2132 OR Index Merge optimization, 1651 ORACLE removed features, 45 Oracle compatibility, 78, 2403, 2491, 2983 Oracle Key Vault, 3196 keyring_okv keyring plugin, 1412 ORD(), 2179 

