verticapy.performance.vertica.qprof.QueryProfiler.get_table#
- QueryProfiler.get_table(table_name: str | None = None) list | vDataFrame #
Returns the associated Vertica Table. This function allows easy data exploration of all the performance meta-tables.
Parameters#
- table_name: str, optional
Vertica DC Table to return. If empty, the list of all the tables is returned to simplify the selection.
Examples:
dc_requests_issued
dc_query_executions
dc_explain_plans
query_plan_profiles
query_profiles
execution_engine_profiles
resource_pool_status
host_resources
Returns#
- vDataFrame
Vertica DC Table.
Examples#
First, let’s import the
QueryProfiler
object.from verticapy.performance.vertica import QueryProfiler
Then we can create a query:
qprof = QueryProfiler( "select transaction_id, statement_id, request, request_duration" " from query_requests where start_timestamp > now() - interval'1 hour'" " order by request_duration desc limit 10;" )
We can easily look at any Vertica Performance Tables easily:
qprof.get_table('dc_requests_issued')
📅timeTimestamptz(35)Abcnode_nameVarchar(128)Abcsession_idVarchar(128)123user_idIntegerAbcuser_nameVarchar(128)123transaction_idInteger123statement_idInteger123request_idIntegerAbcrequest_typeVarchar(128)AbclabelVarchar(128)AbcVarchar(64000)AbcVarchar(64000)123query_start_epochIntegerAbcVarchar(64000)010is_retryBoolean123digestInteger1 2024-03-14 18:08:14.442377+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 5 66190 QUERY 83306 ❌ 806487162735703196 2 2024-03-14 18:08:14.465958+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 6 66191 QUERY _version 83306 ❌ 8903476768692993780 3 2024-03-14 18:08:14.485541+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 7 66192 QUERY 83306 ❌ 806487162735703196 4 2024-03-14 18:08:14.513034+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 8 66193 QUERY _version 83306 ❌ 8903476768692993780 5 2024-03-14 18:08:14.533344+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 9 66194 QUERY 83306 ❌ 806487162735703196 6 2024-03-14 18:08:14.558524+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 10 66195 QUERY _version 83306 ❌ 8903476768692993780 7 2024-03-14 18:08:14.580659+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 11 66196 QUERY 83306 ❌ 806487162735703196 8 2024-03-14 18:08:14.607386+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 12 66197 QUERY _version 83306 ❌ 8903476768692993780 9 2024-03-14 18:08:14.626347+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 13 66198 QUERY 83306 ❌ 806487162735703196 10 2024-03-14 18:08:14.655108+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 14 66199 QUERY _version 83306 ❌ 8903476768692993780 11 2024-03-14 18:08:14.675759+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 15 66200 QUERY 83306 ❌ 806487162735703196 12 2024-03-14 18:08:14.706953+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 16 66201 QUERY _version 83306 ❌ 8903476768692993780 13 2024-03-14 18:08:14.727490+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 17 66202 QUERY 83306 ❌ 806487162735703196 14 2024-03-14 18:08:14.755884+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 18 66203 QUERY _version 83306 ❌ 8903476768692993780 15 2024-03-14 18:08:14.776627+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 19 66204 QUERY 83306 ❌ 806487162735703196 16 2024-03-14 18:08:14.802138+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 20 66205 QUERY _version 83306 ❌ 8903476768692993780 17 2024-03-14 18:08:14.823421+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 21 66206 QUERY 83306 ❌ 806487162735703196 18 2024-03-14 18:08:14.848783+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 22 66207 QUERY _version 83306 ❌ 8903476768692993780 19 2024-03-14 18:08:14.867163+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 23 66208 QUERY learn.VerticaModel.__repr__ 83306 ❌ -8887346284077529213 20 2024-03-14 18:08:14.964337+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 24 66209 QUERY verticapy_json 83306 ❌ -2739771977645684132 21 2024-03-14 18:08:14.983991+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 25 66210 QUERY verticapy_json 83306 ❌ -2739771977645684132 22 2024-03-14 18:08:15.003144+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 26 66211 QUERY 83306 ❌ 1173375758661070897 23 2024-03-14 18:08:15.030401+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 27 66212 QUERY get_data_types 83306 ❌ -6803372202362044141 24 2024-03-14 18:08:15.074542+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 28 66213 QUERY verticapy_json 83306 ❌ -2739771977645684132 25 2024-03-14 18:08:15.094655+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 29 66214 QUERY 83306 ❌ 7011138784295650856 26 2024-03-14 18:08:15.119530+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 30 66215 QUERY learn.tools._is_already_stored 83306 ❌ 5835180282835082858 27 2024-03-14 18:08:15.153132+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 31 66216 QUERY 83306 ❌ 7011138784295650856 28 2024-03-14 18:08:15.173929+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 32 66217 QUERY 83306 ❌ 3109024326454217980 29 2024-03-14 18:08:15.220744+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 33 66218 QUERY _version 83306 ❌ 8903476768692993780 30 2024-03-14 18:08:15.242456+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 34 66219 QUERY verticapy_json 83306 ❌ -2739771977645684132 31 2024-03-14 18:08:15.266791+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 35 66220 QUERY 83306 ❌ 6749285220492401136 32 2024-03-14 18:08:15.369751+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 36 66221 QUERY verticapy_json 83306 ❌ -2739771977645684132 33 2024-03-14 18:08:15.391335+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 37 66222 QUERY verticapy_json 83306 ❌ -2739771977645684132 34 2024-03-14 18:08:15.413806+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 38 66223 QUERY 83306 ❌ 1173375758661070897 35 2024-03-14 18:08:15.434886+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 39 66224 QUERY get_data_types 83306 ❌ -6803372202362044141 36 2024-03-14 18:08:15.468739+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 40 66225 QUERY verticapy_json 83306 ❌ -2739771977645684132 37 2024-03-14 18:08:15.489438+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 41 66226 QUERY _version 83306 ❌ 8903476768692993780 38 2024-03-14 18:08:15.512750+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 42 66227 QUERY vDataframe.train_test_split 83306 ❌ 5551329239234976887 39 2024-03-14 18:08:15.535806+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 43 66228 QUERY verticapy_json 83306 ❌ -2739771977645684132 40 2024-03-14 18:08:15.557237+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 44 66229 QUERY 83306 ❌ -8884034717893991551 41 2024-03-14 18:08:15.583585+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 45 66230 QUERY verticapy_json 83306 ❌ -2739771977645684132 42 2024-03-14 18:08:15.602941+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 46 66231 QUERY 83306 ❌ -1011520196416268869 43 2024-03-14 18:08:15.633132+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 47 66232 QUERY verticapy_json 83306 ❌ -2739771977645684132 44 2024-03-14 18:08:15.652513+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 48 66233 QUERY 83306 ❌ 7011138784295650856 45 2024-03-14 18:08:15.676953+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 49 66234 QUERY learn.tools._is_already_stored 83306 ❌ 5835180282835082858 46 2024-03-14 18:08:15.709652+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 50 66235 QUERY 83306 ❌ 7011138784295650856 47 2024-03-14 18:08:15.732660+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 51 66236 QUERY 83306 ❌ -4293459230001215180 48 2024-03-14 18:08:15.776958+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 52 66237 QUERY verticapy_json 83306 ❌ -2739771977645684132 49 2024-03-14 18:08:15.798542+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 53 66238 QUERY 83306 ❌ 4892056614916329937 50 2024-03-14 18:08:15.820171+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 54 66239 QUERY 83306 ❌ -6494634706701554542 51 2024-03-14 18:08:15.887920+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 55 66240 QUERY verticapy_json 83306 ❌ -2739771977645684132 52 2024-03-14 18:08:15.908410+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 56 66241 QUERY verticapy_json 83306 ❌ -2739771977645684132 53 2024-03-14 18:08:15.927625+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 57 66242 QUERY 83306 ❌ 1173375758661070897 54 2024-03-14 18:08:15.949842+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 58 66243 QUERY get_data_types 83306 ❌ -6803372202362044141 55 2024-03-14 18:08:15.985830+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 59 66244 QUERY verticapy_json 83306 ❌ -2739771977645684132 56 2024-03-14 18:08:16.006242+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 60 66245 QUERY _version 83306 ❌ 8903476768692993780 57 2024-03-14 18:08:16.026298+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 61 66246 QUERY vDataframe.train_test_split 83306 ❌ 5551329239234976887 58 2024-03-14 18:08:16.052125+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 62 66247 QUERY verticapy_json 83306 ❌ -2739771977645684132 59 2024-03-14 18:08:16.074106+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 63 66248 QUERY 83306 ❌ -8884034717893991551 60 2024-03-14 18:08:16.096516+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 64 66249 QUERY verticapy_json 83306 ❌ -2739771977645684132 61 2024-03-14 18:08:16.116088+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 65 66250 QUERY 83306 ❌ -1011520196416268869 62 2024-03-14 18:08:16.147190+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 66 66251 QUERY verticapy_json 83306 ❌ -2739771977645684132 63 2024-03-14 18:08:16.167523+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 67 66252 QUERY 83306 ❌ 7011138784295650856 64 2024-03-14 18:08:16.192197+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 68 66253 QUERY learn.tools._is_already_stored 83306 ❌ 5835180282835082858 65 2024-03-14 18:08:16.224842+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 69 66254 QUERY 83306 ❌ 7011138784295650856 66 2024-03-14 18:08:16.247963+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 70 66255 QUERY 83306 ❌ -4293459230001215180 67 2024-03-14 18:08:16.293294+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 71 66256 QUERY verticapy_json 83306 ❌ -2739771977645684132 68 2024-03-14 18:08:16.313925+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 72 66257 QUERY 83306 ❌ 247689392616137863 69 2024-03-14 18:08:16.330427+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 73 66258 QUERY verticapy_json 83306 ❌ -2739771977645684132 70 2024-03-14 18:08:16.352269+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 74 66259 QUERY 83306 ❌ -7645496191171572853 71 2024-03-14 18:08:16.370868+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 75 66260 QUERY verticapy_json 83306 ❌ -2739771977645684132 72 2024-03-14 18:08:16.394503+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 76 66261 QUERY 83306 ❌ 2497958035241366679 73 2024-03-14 18:08:16.419120+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 77 66262 QUERY 83306 ❌ 2641900196224620659 74 2024-03-14 18:08:16.530099+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 78 66263 QUERY verticapy_json 83306 ❌ -2739771977645684132 75 2024-03-14 18:08:16.550386+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 79 66264 QUERY verticapy_json 83306 ❌ -2739771977645684132 76 2024-03-14 18:08:16.569549+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 80 66265 QUERY 83306 ❌ 1173375758661070897 77 2024-03-14 18:08:16.591070+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 81 66266 QUERY get_data_types 83306 ❌ -6803372202362044141 78 2024-03-14 18:08:16.621965+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 82 66267 QUERY verticapy_json 83306 ❌ -2739771977645684132 79 2024-03-14 18:08:16.643345+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 83 66268 QUERY _version 83306 ❌ 8903476768692993780 80 2024-03-14 18:08:16.663228+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 84 66269 QUERY vDataframe.train_test_split 83306 ❌ 5551329239234976887 81 2024-03-14 18:08:16.686826+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 85 66270 QUERY verticapy_json 83306 ❌ -2739771977645684132 82 2024-03-14 18:08:16.706219+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 86 66271 QUERY 83306 ❌ -8884034717893991551 83 2024-03-14 18:08:16.730863+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 87 66272 QUERY verticapy_json 83306 ❌ -2739771977645684132 84 2024-03-14 18:08:16.749452+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 88 66273 QUERY 83306 ❌ -1011520196416268869 85 2024-03-14 18:08:16.787786+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 89 66274 QUERY verticapy_json 83306 ❌ -2739771977645684132 86 2024-03-14 18:08:16.808948+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 90 66275 QUERY 83306 ❌ 7011138784295650856 87 2024-03-14 18:08:16.833553+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 91 66276 QUERY learn.tools._is_already_stored 83306 ❌ 5835180282835082858 88 2024-03-14 18:08:16.865485+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 92 66277 QUERY 83306 ❌ 7011138784295650856 89 2024-03-14 18:08:16.888262+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 93 66278 QUERY 83306 ❌ -4293459230001215180 90 2024-03-14 18:08:16.936651+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 94 66279 QUERY verticapy_json 83306 ❌ -2739771977645684132 91 2024-03-14 18:08:16.956804+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 95 66280 QUERY _version 83306 ❌ 8903476768692993780 92 2024-03-14 18:08:16.978326+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 96 66281 QUERY verticapy_json 83306 ❌ -2739771977645684132 93 2024-03-14 18:08:17.002317+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 97 66282 QUERY 83306 ❌ -125179491804461608 94 2024-03-14 18:08:17.033710+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 98 66283 QUERY verticapy_json 83306 ❌ -2739771977645684132 95 2024-03-14 18:08:17.056041+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 99 66284 QUERY verticapy_json 83306 ❌ -2739771977645684132 96 2024-03-14 18:08:17.078710+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 100 66285 QUERY 83306 ❌ -1991255985308434521 97 2024-03-14 18:08:17.177648+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 101 66286 QUERY verticapy_json 83306 ❌ -2739771977645684132 98 2024-03-14 18:08:17.198292+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 102 66287 QUERY verticapy_json 83306 ❌ -2739771977645684132 99 2024-03-14 18:08:17.219421+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 103 66288 QUERY 83306 ❌ 3791173225426651648 100 2024-03-14 18:08:17.273144+00:00 v_demo_node0001 v_demo_node0001-144:0xbe 45035996273704962 dbadmin 45035996274860006 104 66289 QUERY verticapy_json 83306 ❌ -2739771977645684132 Rows: 1-100 | Columns: 16Note
For more details, please look at
QueryProfiler
.