multiple servers, 1146 postinstallation setup and testing, 248 POW(), 2146 POWER(), 2146 pre-5.1 database name conversion removed features, 46 pre-filtering Performance Schema, 4907 pre-query option mysqlslap, 549 pre-system option mysqlslap, 549 precedence command options, 343 operator, 2124 precision arithmetic, 2454 fractional seconds, 2012, 2022 numeric, 2012 precision math, 2454 PreferIPVersion, 4222 preload_buffer_size system variable, 859 Prepare thread command, 1846 PREPARE, 2789, 2793 XA transactions, 2736 prepared backup, 6177 prepared statement, 6177 prepared statements, 2789, 2793, 2795, 2795 repreparation, 1820 prepared_statements_instances table performance_schema, 5054 Prepared_stmt_count status variable, 963 preparing thread state, 1850 preparing for alter table thread state, 1851 PreSendChecksum, 4222, 4230 preserve-trailing-spaces option ndb_restore, 4385 pretty option ibd2sdi, 555 primary key, 6177 constraint, 82 deleting, 2492 PRIMARY KEY, 2492, 2549 primary keys and partitioning keys, 4720 primary passwords, 1252 PrimaryMGMNode, 4160 print command mysql, 436 print option 5512