GLOBAL_STATEMENT_COMPLEX_RUNTIME
GLOBAL_STATEMENT_COMPLEX_RUNTIME displays load management records of jobs that are being executed by the current user on each node. (The current feature is a lab feature. Contact Huawei technical support before using it.)
Name |
Type |
Description |
---|---|---|
datid |
oid |
OID of the database that this backend is connected to |
dbname |
name |
Name of the database that the backend is connected to |
schemaname |
text |
Schema name |
nodename |
text |
Name of the CN where the statement is executed. |
username |
name |
Username used for connecting to the backend. |
application_name |
text |
Name of the application connected to the backend. |
client_addr |
inet |
IP address of the client connected to the backend. If this column is null, it indicates either the client is connected via a Unix socket on the server or this is an internal process, such as autovacuum. |
client_hostname |
text |
Host name of the connected client, as reported by a reverse DNS lookup of client_addr. This column will be non-null only for IP connections and only when log_hostname is enabled. |
client_port |
integer |
TCP port number that the client uses for communication with this backend (-1 if a Unix socket is used) |
query_band |
text |
Job type, which is specified by the GUC parameter query_band. The default value is a null string. |
pid |
bigint |
Backend thread ID |
block_time |
bigint |
Block time before the statement is executed (unit: ms) |
start_time |
timestamp with time zone |
Time when the statement starts to be executed |
duration |
bigint |
For how long the statement has been executing (unit: ms) |
estimate_total_time |
bigint |
Estimated execution time of the statement (unit: ms) |
estimate_left_time |
bigint |
Estimated remaining time of statement execution (unit: ms) |
enqueue |
text |
Resource status in workload management. (The current feature is a lab feature. Contact Huawei technical support before using it.) |
resource_pool |
name |
Resource pool used by the user |
control_group |
text |
Cgroup used by the statement |
estimate_memory |
integer |
Estimated memory used by the statement (unit: MB). This parameter takes effect only when enable_dynamic_workload is set to on. |
min_peak_memory |
integer |
Minimum peak memory of the statement across all DNs (unit: MB) |
max_peak_memory |
integer |
Maximum peak memory of the statement across all DNs (unit: MB) |
average_peak_memory |
integer |
Average memory usage during statement execution (unit: MB) |
memory_skew_percent |
integer |
Memory usage skew of the statement among DNs |
spill_info |
text |
Statement spill information on all DNs.
|
min_spill_size |
integer |
Minimum spilled data among all DNs when a spill occurs (unit: MB; default value: 0) |
max_spill_size |
integer |
Maximum spilled data among all DNs when a spill occurs (unit: MB; default value: 0) |
average_spill_size |
integer |
Average spilled data among all DNs when a spill occurs (unit: MB; default value: 0) |
spill_skew_percent |
integer |
DN spill skew when a spill occurs |
min_dn_time |
bigint |
Minimum execution time of the statement across all DNs (unit: ms) |
max_dn_time |
bigint |
Maximum execution time of the statement across all DNs (unit: ms) |
average_dn_time |
bigint |
Average execution time of the statement across all DNs (unit: ms) |
dntime_skew_percent |
integer |
Execution time skew of the statement among DNs |
min_cpu_time |
bigint |
Minimum CPU time of the statement across all DNs (unit: ms) |
max_cpu_time |
bigint |
Maximum CPU time of the statement across all DNs (unit: ms) |
total_cpu_time |
bigint |
Total CPU time of the statement across all DNs (unit: ms) |
cpu_skew_percent |
integer |
CPU time skew of the statement among DNs |
min_peak_iops |
integer |
Minimum peak IOPS of the statement across all DNs. It is counted by ones in a column-store table and by ten thousands in a row-store table. |
max_peak_iops |
integer |
Maximum peak IOPS of the statement across all DNs. It is counted by ones in a column-store table and by ten thousands in a row-store table. |
average_peak_iops |
integer |
Average peak IOPS of the statement across all DNs. It is counted by ones in a column-store table and by ten thousands in a row-store table. |
iops_skew_percent |
integer |
I/O skew of the statement among DNs |
warning |
text |
Warning. The following warnings and warnings related to Optimizing SQL Self-Diagnosis are displayed:
|
queryid |
bigint |
Internal query ID used for statement execution |
query |
text |
Statement being executed |
query_plan |
text |
Execution plan of the statement |
node_group |
text |
Logical cluster of the user running the statement. (The current feature is a lab feature. Contact Huawei technical support before using it.) |
top_cpu_dn |
text |
Top N CPU usage |
top_mem_dn |
text |
Top N memory usage |
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