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Foglight for SQL Server 5.7.5.41 - PI Schema Reference Guide

Table of Contents

SQL PI Repository Schema

About the SQL PI repository Connecting to the SQL PI repository Understanding Time Ranges and Data Intervals SQL Server Dimensions Collected Metrics

Schema Tables Samples queries General Tables Dimension Tables Performance Metric (Fact) Tables

Unique Combinations Instance Activity Sessions Activity

Change Tracking Data

Change Tracking Tables Change Tracking Snapshots Tables

Table Data dictionary

pass_batch_dim pass_change_tracking_item pass_ct_constraints_state pass_ct_database_properties_state pass_ct_disks_state pass_ct_file_group_state pass_ct_files_state pass_ct_network_interface_state pass_ct_partitions_state pass_ct_swap_space_allocation_state pass_ct_user_account_state pass_ct_version_info_state pass_general_config pass_file_dim pass_instance_dim pass_instance_lock_fact pass_instance_stat_fact pass_instance_wevent_fact pass_object_dim pass_plan_dim pass_plan_syntax_history pass_request_lock_fact pass_request_stat_fact_1m pass_syntax_dim pass_unique_file_io_stat_fact pass_unique_lock_fact pass_unique_object_io_stat_fact pass_unique_stat_fact pass_unique_wevent_fact pass_wait_event_dim

SQL PI Repository Cold Backup Procedure

SSAS SQL PI Repository Schema

About the SSAS SQL PI repository Connecting to the SSAS SQL PI repository General tables Performance Metric (Fact) tables Dimension tables Change Tracking Data Table Data dictionary

pa_repository ssas_instance_dim ssas_general_config ssas_instance_stat_fact ssas_instance_object_fact ssas_instance_perfmon_fact ssas_unique_stat_fact ssas_unique_object_fact ssas_sessions_stat_fact ssas_sessions_object_fact ssas_sessions_lock_fact ssas_command_dim ssas_change_tracking_item ssas_ct_devices_state ssas_ct_disks_state ssas_ct_network_interface_state ssas_ct_schema_state ssas_ct_server_properties_state ssas_ct_resources_state

Instance Activity

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These tables contain information about observed blocking lock scenarios at the instance level for a specific time period:

pass_instance_lock_fact_15m, pass_instance_lock_fact_1d, pass_instance_lock_fact_1h, pass_instance_lock_fact_1m, pass_instance_lock_fact_1w, pass_instance_lock_fact_6h

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These tables contain performance metric data aggregated to the instance level for a specific time period:

pass_instance_stat_fact_15m, pass_instance_stat_fact_1d, pass_instance_stat_fact_1h, pass_instance_stat_fact_1m, pass_instance_stat_fact_1w, pass_instance_stat_fact_6h

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These tables contain information about observed wait events at the instance-level for specific time periods:

pass_instance_wevent_fact_15m, pass_instance_wevent_fact_1d, pass_instance_wevent_fact_1h, pass_instance_wevent_fact_1m, pass_instance_wevent_fact_1w, pass_instance_wevent_fact_6h

Sessions Activity

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These tables contain the sessions activity (SQL Server requests):

pass_request_stat_fact_1m_<YYYYMMDD>0000, pass_request_stat_fact_1m_<YYYYMMDD>0600, pass_request_stat_fact_1m_<YYYYMMDD>1200, pass_request_stat_fact_1m_<YYYYMMDD>1800

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These tables contain the locks tree information:

pass_lock_tree_fact_15m, pass_lock_tree_fact_1d, pass_lock_tree_fact_1h, pass_lock_tree_fact_1m_<YYYYMMDD>0000, pass_lock_tree_fact_1m_<YYYYMMDD>0600, pass_lock_tree_fact_1m_<YYYYMMDD>1200, pass_lock_tree_fact_1m_<YYYYMMDD>1800, pass_lock_tree_fact_1w, pass_lock_tree_fact_6h

Change Tracking Data

For detailed information, see the following topics:

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Change Tracking Tables

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Change Tracking Snapshots Tables

Change Tracking Tables

This table contains the record of changes per type over time:

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pass_change_tracking_item

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