Method: Blazer::Adapters::BigQueryAdapter#run_statement

Defined in:
lib/blazer/adapters/bigquery_adapter.rb

#run_statement(statement, comment, bind_params) ⇒ Object 



4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
 
# File 'lib/blazer/adapters/bigquery_adapter.rb', line 4

def run_statement(statement, comment, bind_params)
  columns = []
  rows = []
  error = nil

  begin
    results = bigquery.query(statement, params: bind_params)

    # complete? was removed in google-cloud-bigquery 0.29.0
    # code is for backward compatibility
    if !results.respond_to?(:complete?) || results.complete?
      columns = results.first.keys.map(&:to_s) if results.size > 0
      rows = results.all.map(&:values)
    else
      error = Blazer::TIMEOUT_MESSAGE
    end
  rescue => e
    error = e.message
    error = Blazer::VARIABLE_MESSAGE if error.include?("Syntax error: Unexpected \"?\"")
  end

  [columns, rows, error]
end