-------------- select now() -------------- +---------------------+ | now() | +---------------------+ | 2010-04-21 03:54:26 | +---------------------+ 1 row in set (0.00 sec) -------------- select now() -------------- +---------------------+ | now() | +---------------------+ | 2010-04-21 03:54:26 | +---------------------+ 1 row in set (0.00 sec) -------------- select calflushcache() -------------- +-----------------+ | calflushcache() | +-----------------+ | 0 | +-----------------+ 1 row in set (0.04 sec) -------------- select p_mfgr, count(*), avg(ps_availqty), avg(p_retailprice), avg(ps_supplycost) from part, partsupp where p_size in (48, 49, 50) and p_retailprice < 1250 and ps_partkey = p_partkey and ps_suppkey <= 10000000 group by p_mfgr order by p_mfgr -------------- +----------------+----------+------------------+--------------------+--------------------+ | p_mfgr | count(*) | avg(ps_availqty) | avg(p_retailprice) | avg(ps_supplycost) | +----------------+----------+------------------+--------------------+--------------------+ | Manufacturer#1 | 2403764 | 5000.3151 | 1118.255290 | 500.171931 | | Manufacturer#2 | 2405924 | 4998.1578 | 1117.969857 | 500.514042 | | Manufacturer#3 | 2406188 | 4998.9142 | 1118.106654 | 500.135411 | | Manufacturer#4 | 2400632 | 5001.6149 | 1117.905529 | 500.372161 | | Manufacturer#5 | 2404112 | 5003.6923 | 1118.062644 | 500.268454 | +----------------+----------+------------------+--------------------+--------------------+ 5 rows in set (1 min 15.61 sec) -------------- select calgetstats() -------------- +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | calgetstats() | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Query Stats: MaxMemPct-1; NumTempFiles-0; TempFileSpace-0MB; ApproxPhyI/O-2535010; CacheI/O-2852007; BlocksTouched-2856449; PartitionBlocksEliminated-0; MsgBytesIn-13856MB; MsgBytesOut-0MB; Mode-Distributed| 1271840066 804267 | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec) -------------- select now() -------------- +---------------------+ | now() | +---------------------+ | 2010-04-21 03:55:42 | +---------------------+ 1 row in set (0.00 sec) -------------- select p_mfgr, count(*), avg(ps_availqty), avg(p_retailprice), avg(ps_supplycost) from part, partsupp where p_size in (48, 49, 50) and p_retailprice < 1250 and ps_partkey = p_partkey and ps_suppkey <= 10000000 group by p_mfgr order by p_mfgr -------------- +----------------+----------+------------------+--------------------+--------------------+ | p_mfgr | count(*) | avg(ps_availqty) | avg(p_retailprice) | avg(ps_supplycost) | +----------------+----------+------------------+--------------------+--------------------+ | Manufacturer#1 | 2403764 | 5000.3151 | 1118.255290 | 500.171931 | | Manufacturer#2 | 2405924 | 4998.1578 | 1117.969857 | 500.514042 | | Manufacturer#3 | 2406188 | 4998.9142 | 1118.106654 | 500.135411 | | Manufacturer#4 | 2400632 | 5001.6149 | 1117.905529 | 500.372161 | | Manufacturer#5 | 2404112 | 5003.6923 | 1118.062644 | 500.268454 | +----------------+----------+------------------+--------------------+--------------------+ 5 rows in set (1 min 8.77 sec) -------------- select calgetstats() -------------- +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | calgetstats() | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Query Stats: MaxMemPct-1; NumTempFiles-0; TempFileSpace-0MB; ApproxPhyI/O-0; CacheI/O-2856449; BlocksTouched-2856449; PartitionBlocksEliminated-0; MsgBytesIn-13856MB; MsgBytesOut-0MB; Mode-Distributed| 1271840142 300357 | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec) -------------- select calflushcache() -------------- +-----------------+ | calflushcache() | +-----------------+ | 0 | +-----------------+ 1 row in set (0.16 sec) -------------- select p_mfgr, count(*), avg(ps_availqty), avg(p_retailprice), avg(ps_supplycost) from part, partsupp where p_size in (1, 2, 50) and p_retailprice < 1250 and ps_partkey = p_partkey and ps_suppkey <= 7500000 group by p_mfgr order by p_mfgr -------------- +----------------+----------+------------------+--------------------+--------------------+ | p_mfgr | count(*) | avg(ps_availqty) | avg(p_retailprice) | avg(ps_supplycost) | +----------------+----------+------------------+--------------------+--------------------+ | Manufacturer#1 | 1800876 | 5000.3430 | 1118.001720 | 499.872541 | | Manufacturer#2 | 1804338 | 4999.1947 | 1118.121793 | 500.581975 | | Manufacturer#3 | 1804236 | 5000.4565 | 1118.108736 | 499.910382 | | Manufacturer#4 | 1796952 | 5002.4749 | 1117.971316 | 500.533888 | | Manufacturer#5 | 1800309 | 4999.7213 | 1118.103640 | 500.292599 | +----------------+----------+------------------+--------------------+--------------------+ 5 rows in set (58.86 sec) -------------- select calgetstats() -------------- +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | calgetstats() | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Query Stats: MaxMemPct-1; NumTempFiles-0; TempFileSpace-0MB; ApproxPhyI/O-2533986; CacheI/O-2852029; BlocksTouched-2856449; PartitionBlocksEliminated-0; MsgBytesIn-10422MB; MsgBytesOut-0MB; Mode-Distributed| 1271840211 116595 | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec) -------------- select now() -------------- +---------------------+ | now() | +---------------------+ | 2010-04-21 03:57:49 | +---------------------+ 1 row in set (0.00 sec) -------------- select p_mfgr, count(*), avg(ps_availqty), avg(p_retailprice), avg(ps_supplycost) from part, partsupp where p_size in (1, 2, 50) and p_retailprice < 1250 and ps_partkey = p_partkey and ps_suppkey <= 7500000 group by p_mfgr order by p_mfgr -------------- +----------------+----------+------------------+--------------------+--------------------+ | p_mfgr | count(*) | avg(ps_availqty) | avg(p_retailprice) | avg(ps_supplycost) | +----------------+----------+------------------+--------------------+--------------------+ | Manufacturer#1 | 1800876 | 5000.3430 | 1118.001720 | 499.872541 | | Manufacturer#2 | 1804338 | 4999.1947 | 1118.121793 | 500.581975 | | Manufacturer#3 | 1804236 | 5000.4565 | 1118.108736 | 499.910382 | | Manufacturer#4 | 1796952 | 5002.4749 | 1117.971316 | 500.533888 | | Manufacturer#5 | 1800309 | 4999.7213 | 1118.103640 | 500.292599 | +----------------+----------+------------------+--------------------+--------------------+ 5 rows in set (52.11 sec) -------------- select calgetstats() -------------- +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | calgetstats() | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ | Query Stats: MaxMemPct-2; NumTempFiles-0; TempFileSpace-0MB; ApproxPhyI/O-0; CacheI/O-2856449; BlocksTouched-2856449; PartitionBlocksEliminated-0; MsgBytesIn-10422MB; MsgBytesOut-0MB; Mode-Distributed| 1271840270 119881 | +-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+ 1 row in set (0.00 sec) -------------- select calflushcache() -------------- +-----------------+ | calflushcache() | +-----------------+ | 0 | +-----------------+ 1 row in set (0.17 sec) Bye