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dans Vertica DB I a créé 2 tablesVertica n'a pas optimisé fusion
WAREHOUSE.ALL_EVENTS
WAREHOUSE.BUF_ALL_EVENTS
dans WAREHOUSE.BUF_ALL_EVENTS je télécharger des données à partir d'un fichier
après avoir commencé à fusionner
MERGE INTO WAREHOUSE.ALL_EVENTS be
USING WAREHOUSE.BUF_ALL_EVENTS buf ON be.id=buf.id
WHEN MATCHED THEN UPDATE SET
id=buf.id ,
version=buf.version ,
title=buf.title ,
description=buf.description ,
solution=buf.solution ,
state=buf.state ,
severity=buf.severity ,
priority=buf.priority ,
category=buf.category ,
subcategory=buf.subcategory ,
type=buf.type ,
related_ci_hint=buf.related_ci_hint ,
om_service_id=buf.om_service_id ,
related_ci_id=buf.related_ci_id ,
related_ci_type=buf.related_ci_type ,
node_id=buf.node_id ,
node_type=buf.node_type ,
sequence_number=buf.sequence_number ,
nodehints_hint=buf.nodehints_hint ,
nodehints_dnsname=buf.nodehints_dnsname ,
nodehints_ipaddress=buf.nodehints_ipaddress ,
nodehints_coreid=buf.nodehints_coreid ,
sourcecihints_hint=buf.sourcecihints_hint ,
sourcecihints_dnsname=buf.sourcecihints_dnsname ,
sourcecihints_ipaddress=buf.sourcecihints_ipaddress ,
sourcecihints_coreid=buf.sourcecihints_coreid ,
originating_dnsname=buf.originating_dnsname ,
originating_ipaddress=buf.originating_ipaddress ,
originating_coreid=buf.originating_coreid ,
sending_dnsname=buf.sending_dnsname ,
sending_ipaddress=buf.sending_ipaddress ,
sending_coreid=buf.sending_coreid ,
om_user=buf.om_user ,
assigned_user=buf.assigned_user ,
assigned_group=buf.assigned_group ,
cause_id=buf.cause_id ,
time_created=buf.time_created ,
time_changed=buf.time_changed ,
time_state_changed=buf.time_state_changed ,
time_received=buf.time_received ,
duplicate_count=buf.duplicate_count ,
eti_hint=buf.eti_hint ,
eti_subcomponent_id=buf.eti_subcomponent_id ,
ua_host_dnsname=buf.ua_host_dnsname ,
ua_host_ipaddress=buf.ua_host_ipaddress ,
ua_host_coreid=buf.ua_host_coreid ,
ua_call=buf.ua_call ,
ua_status=buf.ua_status ,
ua_add_anno=buf.ua_add_anno ,
ua_will_resolve=buf.ua_will_resolve ,
aa_host_dnsname=buf.aa_host_dnsname ,
aa_host_ipaddress=buf.aa_host_ipaddress ,
aa_host_coreid=buf.aa_host_coreid ,
aa_call=buf.aa_call ,
aa_status=buf.aa_status ,
aa_add_anno=buf.aa_add_anno ,
aa_will_resolve=buf.aa_will_resolve ,
application=buf.application ,
object=buf.object ,
event_key=buf.event_key ,
close_key_pattern=buf.close_key_pattern ,
original_data=buf.original_data ,
log_only=buf.log_only ,
no_dedup=buf.no_dedup ,
received_on_ci_downtime=buf.received_on_ci_downtime ,
instruction_available=buf.instruction_available ,
source_ci_id=buf.source_ci_id ,
source_ci_type=buf.source_ci_type ,
policy_type=buf.policy_type ,
policy_name=buf.policy_name ,
condition_id=buf.condition_id ,
condition_name=buf.condition_name ,
original_id=buf.original_id ,
correlation_type=buf.correlation_type ,
correlation_rule_id=buf.correlation_rule_id ,
correlation_weight=buf.correlation_weight ,
eti_indicator_id=buf.eti_indicator_id ,
eti_value_id=buf.eti_value_id ,
eti_reset_value_id=buf.eti_reset_value_id ,
eti_numeric_value=buf.eti_numeric_value ,
control_dnsname=buf.control_dnsname ,
control_server_port=buf.control_server_port ,
control_server_id=buf.control_server_id ,
control_external_id=buf.control_external_id ,
control_external_url=buf.control_external_url ,
rule_name=buf.rule_name ,
transfer_state=buf.transfer_state ,
initiated_by_id=buf.initiated_by_id ,
source_dnsname=buf.source_dnsname ,
source_ia_management_port=buf.source_ia_management_port ,
source_ia_management_protocol=buf.source_ia_management_protocol ,
source_server_id=buf.source_server_id ,
source_external_id=buf.source_external_id ,
source_external_url=buf.source_external_url ,
cires_hint_count=buf.cires_hint_count ,
cires_matched_hint_count=buf.cires_matched_hint_count ,
cires_quality_metric=buf.cires_quality_metric ,
cires_status=buf.cires_status ,
received_as_notify=buf.received_as_notify
WHEN NOT MATCHED THEN INSERT
VALUES
(
buf.id ,
buf.version ,
buf.title ,
buf.description ,
buf.solution ,
buf.state ,
buf.severity ,
buf.priority ,
buf.category ,
buf.subcategory ,
buf.type ,
buf.related_ci_hint ,
buf.om_service_id ,
buf.related_ci_id ,
buf.related_ci_type ,
buf.node_id ,
buf.node_type ,
buf.sequence_number ,
buf.nodehints_hint ,
buf.nodehints_dnsname ,
buf.nodehints_ipaddress ,
buf.nodehints_coreid ,
buf.sourcecihints_hint ,
buf.sourcecihints_dnsname ,
buf.sourcecihints_ipaddress ,
buf.sourcecihints_coreid ,
buf.originating_dnsname ,
buf.originating_ipaddress ,
buf.originating_coreid ,
buf.sending_dnsname ,
buf.sending_ipaddress ,
buf.sending_coreid ,
buf.om_user ,
buf.assigned_user ,
buf.assigned_group ,
buf.cause_id ,
buf.time_created ,
buf.time_changed ,
buf.time_state_changed ,
buf.time_received ,
buf.duplicate_count ,
buf.eti_hint ,
buf.eti_subcomponent_id ,
buf.ua_host_dnsname ,
buf.ua_host_ipaddress ,
buf.ua_host_coreid ,
buf.ua_call ,
buf.ua_status ,
buf.ua_add_anno ,
buf.ua_will_resolve ,
buf.aa_host_dnsname ,
buf.aa_host_ipaddress ,
buf.aa_host_coreid ,
buf.aa_call ,
buf.aa_status ,
buf.aa_add_anno ,
buf.aa_will_resolve ,
buf.application ,
buf.object ,
buf.event_key ,
buf.close_key_pattern ,
buf.original_data ,
buf.log_only ,
buf.no_dedup ,
buf.received_on_ci_downtime ,
buf.instruction_available ,
buf.source_ci_id ,
buf.source_ci_type ,
buf.policy_type ,
buf.policy_name ,
buf.condition_id ,
buf.condition_name ,
buf.original_id ,
buf.correlation_type ,
buf.correlation_rule_id ,
buf.correlation_weight ,
buf.eti_indicator_id ,
buf.eti_value_id ,
buf.eti_reset_value_id ,
buf.eti_numeric_value ,
buf.control_dnsname ,
buf.control_server_port ,
buf.control_server_id ,
buf.control_external_id ,
buf.control_external_url ,
buf.rule_name ,
buf.transfer_state ,
buf.initiated_by_id ,
buf.source_dnsname ,
buf.source_ia_management_port ,
buf.source_ia_management_protocol ,
buf.source_server_id ,
buf.source_external_id ,
buf.source_external_url ,
buf.cires_hint_count ,
buf.cires_matched_hint_count ,
buf.cires_quality_metric ,
buf.cires_status ,
buf.received_as_notify
)
;
Opération terminée OK, mais il a fallu beaucoup de temps pour attendre.
J'ai lu des informations sur optimazation de Use MERGE to Update 1 Million Rows et Conditions for an Optimized MERGE
Il semble bien, mais optimisé MERGE ne fonctionne pas ... Comment résoudre ce problème?