Module: Spectacles::SchemaStatements::VerticaAdapter

Includes:
AbstractAdapter
Defined in:
lib/spectacles/schema_statements/vertica_adapter.rb

Instance Method Summary collapse

Methods included from AbstractAdapter

#create_materialized_view, #create_view, #create_view_statement, #drop_materialized_view, #drop_view, #drop_view_statement, #materialized_view_build_query, #materialized_view_exists?, #materialized_views, #refresh_materialized_view, #supports_materialized_views?, #view_exists?

Instance Method Details

#view_build_query(view, name = nil) ⇒ Object 



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# File 'lib/spectacles/schema_statements/vertica_adapter.rb', line 16

def view_build_query(view, name = nil)
  q = <<-SQL
    SELECT view_definition FROM v_catalog.views WHERE table_name = '#{view}'
  SQL
  
  select_value(q, name) or raise "No view called #{view} found"
end

#views(name = nil) ⇒ Object 



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# File 'lib/spectacles/schema_statements/vertica_adapter.rb', line 8

def views(name = nil)
  q = <<-SQL
    SELECT table_name FROM v_catalog.views
  SQL
  
  execute(q, name).map { |row| row['table_name'] }
end