index
                    Index
A
ACID properties
  atomic
  consistent
  durable
  isolated 
active session 
ad hoc query, 2nd, 3rd 
aggregated results, 2nd 
ASYNC_IO_COMPLETION, 2nd 
ASYNC_NETWORK_IO 
automatically disable or drop unused indexes 
automatically implement missing indexes 
automatically rebuild/reorganize indexes 
automatically update a routine’s statistics, 2nd 
average read/write times per file per database 
B
batch 
BEGIN TRAN 
best practices
  cache function values
  consider replacing your IN clause
  consider using data compression
  consider using partitions
  make your SQL simpler
  Microsoft checklist
  rewrite your queries
  use temporary tables 
blocks 
Buffer Cache Hit Ratio