EVOLUTION-MANAGER

Edit File: statistics.test

--source include/have_rocksdb.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
DROP TABLE IF EXISTS t3;
--enable_warnings

# table with index in default CF
create table t1(
       id bigint not null primary key auto_increment,
       a varchar(255) not null,
       b bigint,
       index t1_1(b)
) engine=rocksdb;

# a table with index in a different CF
create table t2(
       id bigint not null primary key auto_increment,
       a varchar(255) not null,
       b bigint,
       index t2_1(b) comment 'cf_t3'
) engine=rocksdb;

# a table wint index in a reverse CF
create table t3(
       id bigint not null primary key auto_increment,
       a varchar(255) not null,
       b bigint,
       index t3_1(b) comment 'rev:cf_t4'
) engine=rocksdb;

--disable_query_log
let $i=0;
while ($i<100000)
{
  inc $i;
  eval insert t1(a,b) values(concat('a',$i,'b',$i,'c',$i), $i);
  if ($i<5000)
  {
    eval insert t2(a,b) values(concat('a',$i,'b',$i,'c',$i), $i);
    eval insert t3(a,b) values(concat('a',$i,'b',$i,'c',$i), $i);
  }
}
--enable_query_log

# should have some statistics before the memtable flush 
--sorted_result
SELECT table_name, table_rows FROM information_schema.tables WHERE table_schema = DATABASE() and table_name <> 't1';

# due to inconsistencies in when the memtable is flushed, just verify t1 has fewer
# than the expected number of rows.
--sorted_result
SELECT CASE WHEN table_rows < 100000 then 'true' else 'false' end from information_schema.tables where table_name = 't1';

# flush and get even better statistics
set global rocksdb_force_flush_memtable_now = true;
--sorted_result
SELECT table_name, table_rows FROM information_schema.tables WHERE table_schema = DATABASE();
--sorted_result
SELECT table_name, data_length>0, index_length>0 FROM information_schema.tables WHERE table_schema = DATABASE();

# restart the server, check the stats
--source include/restart_mysqld.inc

# give the server a chance to load in statistics
--sleep 5

--sorted_result
SELECT table_name, table_rows FROM information_schema.tables WHERE table_schema = DATABASE();
--sorted_result
SELECT table_name, data_length>0, index_length>0 FROM information_schema.tables WHERE table_schema = DATABASE();

analyze table t1,t2,t3,t4,t5;

# make sure that stats do not change after calling analyze table
--sorted_result
SELECT table_name, table_rows FROM information_schema.tables WHERE table_schema = DATABASE();
--sorted_result
SELECT table_name, data_length>0, index_length>0 FROM information_schema.tables WHERE table_schema = DATABASE();

drop table t1, t2, t3;