delay_key_write system variable, 791, 3405 DELETE, 2621 and NDB Cluster, 3967 delete, 6147 delete buffering, 6147 delete option mysqlimport, 506 ndb_index_stat, 4340 DELETE privilege, 1190 delete-master-logs option mysqldump, 489 delete-orphans option ndb_blob_tool, 4277 deleting accounts, 1225 database, 2610 foreign key, 2493, 2578 function, 2901 index, 2492, 2612 primary key, 2492 rows, 5311 schema, 2610 table, 2614 user, 2862 users, 2862 deleting from main table thread state, 1848 deleting from reference tables thread state, 1849 deletion mysql.sock, 5305 delimiter command mysql, 435 delimiter option mysql, 424 mysqlslap, 547 ndb_select_all, 4402 demo_test table, 3358 denormalized, 6147 DENSE_RANK(), 2419 deprecated features, 40 !, 41 &&, 41 --compress, 42 --master-info-file, 41 --no-dd-upgrade, 41 BINARY, 41 column index prefixes and partition by KEY, 42 CREATE TEMPORARY TABLE, 41 data types, 40, 40, 40 ENGINE, 40 FOUND_ROWS(), 41 InnoDB memcached plugin, 42 INSERT ... ON DUPLICATE KEY UPDATE, 42 5367