Module makes an analyze call immediately after INSERT/UPDATE/DELETE/SELECT INTO
for affected table(s).

Supported versionsi of PostgreSQL: 8.4.*, 9.0.*, 9.1.*

Usage: LOAD 'online_analyze';

Custom variables (defaults values are shown):
online_analyze.enable = on  
	Enables on-line analyze

online_analyze.verbose = on
	Execute ANALYZE VERBOSE

online_analyze.scale_factor = 0.1
	Fraction of table size to start on-line analyze (similar to
	autovacuum_analyze_scale_factor)

online_analyze.threshold = 50
	Min number of row updates before on-line analyze (similar to
	autovacuum_analyze_threshold)

online_analyze.min_interval = 10000
    Minimum time interval between analyze call per table (in milliseconds)

Author: Teodor Sigaev <teodor@sigaev.ru>