Class: Vdb::SchemaToGraph

Inherits:
Object
  • Object
show all
Defined in:
app/services/vdb/schema_to_graph.rb

Constant Summary collapse

EXCLUDED_TABLES = 
%w[
  active_storage_attachments active_storage_blobs active_storage_variant_records
  action_text_rich_texts ar_internal_metadata schema_migrations
  solid_cache_entries solid_queue_jobs solid_queue_scheduled_executions
  solid_queue_claimed_executions solid_queue_failed_executions solid_queue_pauses
  solid_queue_processes solid_queue_ready_executions solid_queue_recurring_executions
  solid_queue_recurring_tasks solid_queue_semaphores solid_cable_messages
].freeze

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(schema_rb) ⇒ SchemaToGraph

Returns a new instance of SchemaToGraph.



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# File 'app/services/vdb/schema_to_graph.rb', line 20

def initialize(schema_rb)
  @schema_rb = schema_rb.to_s
  @tables = {}   # name => { fields: [[col, type]], unique_cols: Set, explicit_fks: [] }
  @fk_links = [] # { from:, to: }
end

Class Method Details

.call(schema_rb) ⇒ Object 



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# File 'app/services/vdb/schema_to_graph.rb', line 16

def self.call(schema_rb)
  new(schema_rb).call
end

Instance Method Details

#call ⇒ Object 



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# File 'app/services/vdb/schema_to_graph.rb', line 26

def call
  parse!
  infer_foreign_keys!
  { nodes: build_nodes, links: build_links }
end