scenario: uk_gcloud_saas
generated_from: dependency_graph.jsonl (audited, join-spine-repaired)
note: 'every join here was executed against duckdb: it returns rows. `join: via` means a two-hop path through `via.table`; use the `sql` field
  verbatim.'
n_joins: 40
joins:
- left_table: fact_service_document
  left_col: service_id
  right_table: dim_service
  right_col: service_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_service_document\" a\n  JOIN \"dim_service\" b ON CAST(a.\"service_id\" AS VARCHAR) = CAST(b.\"service_id\" AS VARCHAR)"
- left_table: fact_framework_event
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_framework_event\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: service_id
  right_table: gcloud_service_search_g14
  right_col: service_id
  type: WEAK_PARTIAL
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"gcloud_service_search_g14\" b ON CAST(a.\"service_id\" AS VARCHAR) = CAST(b.\"service_id\" AS\
    \ VARCHAR)"
- left_table: gcloud_service_search_g14
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"gcloud_service_search_g14\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: fact_service_attribute
  left_col: service_id
  right_table: dim_service
  right_col: service_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_service_attribute\" a\n  JOIN \"dim_service\" b ON CAST(a.\"service_id\" AS VARCHAR) = CAST(b.\"service_id\" AS VARCHAR)"
- left_table: framework_gcloud_framework_rules
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  column_repairs:
  - table_renamed(gcloud_framework_rules -> framework_gcloud_framework_rules)
  sql: "SELECT * FROM \"framework_gcloud_framework_rules\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: fact_company_event
  left_col: company_number
  right_table: dim_company
  right_col: company_number
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_company_event\" a\n  JOIN \"dim_company\" b ON CAST(a.\"company_number\" AS VARCHAR) = CAST(b.\"company_number\"\
    \ AS VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: buyer_role
  right_table: dim_buyer_role
  right_col: buyer_role
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"dim_buyer_role\" b ON CAST(a.\"buyer_role\" AS VARCHAR) = CAST(b.\"buyer_role\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: service_id
  right_table: gcloud_service_search_g14
  right_col: service_id
  type: CERTIFIED_HARD
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"gcloud_service_search_g14\" b ON CAST(a.\"service_id\" AS VARCHAR) = CAST(b.\"service_id\" AS\
    \ VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: framework_id
  right_table: fact_framework_event
  right_col: framework_id
  type: CROSSWALK_JOIN
  join: via
  via:
    table: xw_gcloud_framework
    left_col: raw_value
    right_col: canonical_framework_id
    left_cov: 1.0
    right_cov: 0.8
    two_hop_left_cov: 1.0
  strength: high
  key_coverage: 0.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"xw_gcloud_framework\" x ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(x.\"raw_value\"\
    \ AS VARCHAR)\n  JOIN \"fact_framework_event\" b ON CAST(x.\"canonical_framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: framework_id
  right_table: fact_framework_event_2
  right_col: framework_id
  type: CROSSWALK_JOIN
  join: via
  via:
    table: xw_gcloud_framework
    left_col: raw_value
    right_col: canonical_framework_id
    left_cov: 1.0
    right_cov: 0.8
    two_hop_left_cov: 1.0
  strength: high
  key_coverage: 0.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"xw_gcloud_framework\" x ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(x.\"raw_value\"\
    \ AS VARCHAR)\n  JOIN \"fact_framework_event_2\" b ON CAST(x.\"canonical_framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: framework_id
  right_table: framework_gcloud_framework_rules
  right_col: framework_id
  type: CROSSWALK_JOIN
  join: via
  via:
    table: xw_gcloud_framework
    left_col: raw_value
    right_col: canonical_framework_id
    left_cov: 1.0
    right_cov: 0.8
    two_hop_left_cov: 1.0
  strength: high
  key_coverage: 0.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"xw_gcloud_framework\" x ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(x.\"raw_value\"\
    \ AS VARCHAR)\n  JOIN \"framework_gcloud_framework_rules\" b ON CAST(x.\"canonical_framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS\
    \ VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: CROSSWALK_JOIN
  join: via
  via:
    table: xw_gcloud_framework
    left_col: raw_value
    right_col: canonical_framework_id
    left_cov: 1.0
    right_cov: 1.0
    two_hop_left_cov: 1.0
  strength: high
  key_coverage: 0.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"xw_gcloud_framework\" x ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(x.\"raw_value\"\
    \ AS VARCHAR)\n  JOIN \"dim_framework\" b ON CAST(x.\"canonical_framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: fact_framework_event
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: CROSSWALK_JOIN
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_framework_event\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: contact_email
  right_table: dim_supplier
  right_col: contact_email
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"dim_supplier\" b ON CAST(a.\"contact_email\" AS VARCHAR) = CAST(b.\"contact_email\" AS VARCHAR)"
- left_table: dim_service
  left_col: contact_email
  right_table: dim_supplier_from_services
  right_col: contact_email
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"dim_supplier_from_services\" b ON CAST(a.\"contact_email\" AS VARCHAR) = CAST(b.\"contact_email\"\
    \ AS VARCHAR)"
- left_table: dim_supplier_from_services
  left_col: contact_email
  right_table: dim_supplier
  right_col: contact_email
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_supplier_from_services\" a\n  JOIN \"dim_supplier\" b ON CAST(a.\"contact_email\" AS VARCHAR) = CAST(b.\"contact_email\"\
    \ AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_id
  right_table: fact_framework_event
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"fact_framework_event\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"\
    framework_id\" AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_id
  right_table: fact_framework_event_2
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"fact_framework_event_2\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"\
    framework_id\" AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_id
  right_table: fact_policy_doc
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"fact_policy_doc\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"\
    framework_id\" AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_id
  right_table: framework_gcloud_framework_rules
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"framework_gcloud_framework_rules\" b ON CAST(a.\"framework_id\" AS VARCHAR)\
    \ = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: fact_buyer_eligibility_rule
  left_col: framework_id
  right_table: dim_framework
  right_col: agreement_number
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_buyer_eligibility_rule\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"agreement_number\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: framework_id
  right_table: dim_framework
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: dim_service
  left_col: framework_id
  right_table: fact_framework_event
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"fact_framework_event\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS\
    \ VARCHAR)"
- left_table: dim_service
  left_col: framework_id
  right_table: fact_framework_event_2
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"fact_framework_event_2\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: framework_id
  right_table: fact_policy_doc
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"fact_policy_doc\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\" AS VARCHAR)"
- left_table: dim_service
  left_col: framework_id
  right_table: framework_gcloud_framework_rules
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"framework_gcloud_framework_rules\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: fact_framework_event
  left_col: framework_id
  right_table: fact_framework_event_2
  right_col: framework_id
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_framework_event\" a\n  JOIN \"fact_framework_event_2\" b ON CAST(a.\"framework_id\" AS VARCHAR) = CAST(b.\"framework_id\"\
    \ AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_name
  right_table: dim_framework
  right_col: framework_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"dim_framework\" b ON CAST(a.\"framework_name\" AS VARCHAR) = CAST(b.\"\
    framework_name\" AS VARCHAR)"
- left_table: catalog_gcloud_service_search_g14
  left_col: framework_name
  right_table: dim_service
  right_col: framework_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"catalog_gcloud_service_search_g14\" a\n  JOIN \"dim_service\" b ON CAST(a.\"framework_name\" AS VARCHAR) = CAST(b.\"framework_name\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: service_url
  right_table: catalog_gcloud_service_search_g14
  right_col: service_url
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"catalog_gcloud_service_search_g14\" b ON CAST(a.\"service_url\" AS VARCHAR) = CAST(b.\"service_url\"\
    \ AS VARCHAR)"
- left_table: fact_procurement_award
  left_col: notice_identifier
  right_table: fact_procurement_award_panel
  right_col: notice_identifier
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_procurement_award\" a\n  JOIN \"fact_procurement_award_panel\" b ON CAST(a.\"notice_identifier\" AS VARCHAR) = CAST(b.\"\
    notice_identifier\" AS VARCHAR)"
- left_table: dim_company
  left_col: company_name
  right_table: fact_procurement_award
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  via:
    table: dim_company
    left_col: company_name
    right_col: matched_supplier_names
    left_cov: 1.0
    right_cov: 0.5841
  strength: medium
  key_coverage: 0.9027
  caveat: 'partial key coverage: 0.903 of left values match'
  sql: "SELECT * FROM \"dim_company\" a\n  JOIN \"fact_procurement_award\" b ON CAST(a.\"company_name\" AS VARCHAR) = CAST(b.\"supplier_name\"\
    \ AS VARCHAR)"
- left_table: dim_company
  left_col: company_name
  right_table: fact_procurement_award_panel
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  via:
    table: dim_company
    left_col: company_name
    right_col: matched_supplier_names
    left_cov: 1.0
    right_cov: 0.5841
  strength: medium
  key_coverage: 0.9027
  caveat: 'partial key coverage: 0.903 of left values match'
  sql: "SELECT * FROM \"dim_company\" a\n  JOIN \"fact_procurement_award_panel\" b ON CAST(a.\"company_name\" AS VARCHAR) = CAST(b.\"supplier_name\"\
    \ AS VARCHAR)"
- left_table: dim_service
  left_col: supplier_name
  right_table: dim_supplier
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"dim_supplier\" b ON CAST(a.\"supplier_name\" AS VARCHAR) = CAST(b.\"supplier_name\" AS VARCHAR)"
- left_table: dim_service
  left_col: supplier_name
  right_table: dim_supplier_from_services
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_service\" a\n  JOIN \"dim_supplier_from_services\" b ON CAST(a.\"supplier_name\" AS VARCHAR) = CAST(b.\"supplier_name\"\
    \ AS VARCHAR)"
- left_table: dim_supplier_from_services
  left_col: supplier_name
  right_table: dim_supplier
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"dim_supplier_from_services\" a\n  JOIN \"dim_supplier\" b ON CAST(a.\"supplier_name\" AS VARCHAR) = CAST(b.\"supplier_name\"\
    \ AS VARCHAR)"
- left_table: fact_procurement_award
  left_col: buyer_name
  right_table: fact_procurement_award_panel
  right_col: buyer_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_procurement_award\" a\n  JOIN \"fact_procurement_award_panel\" b ON CAST(a.\"buyer_name\" AS VARCHAR) = CAST(b.\"\
    buyer_name\" AS VARCHAR)"
- left_table: fact_procurement_award
  left_col: supplier_name
  right_table: fact_procurement_award_panel
  right_col: supplier_name
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_procurement_award\" a\n  JOIN \"fact_procurement_award_panel\" b ON CAST(a.\"supplier_name\" AS VARCHAR) = CAST(b.\"\
    supplier_name\" AS VARCHAR)"
- left_table: fact_procurement_award
  left_col: notice_url
  right_table: fact_procurement_award_panel
  right_col: notice_url
  type: confirmed_value_fk
  join: direct
  strength: high
  key_coverage: 1.0
  sql: "SELECT * FROM \"fact_procurement_award\" a\n  JOIN \"fact_procurement_award_panel\" b ON CAST(a.\"notice_url\" AS VARCHAR) = CAST(b.\"\
    notice_url\" AS VARCHAR)"