Class: ArJdbc::SQLite3::ExplainSupport::ExplainPrettyPrinter

Inherits:
Object
  • Object
show all
Defined in:
lib/arjdbc/sqlite3/explain_support.rb

Overview

:nodoc:

Instance Method Summary collapse

Instance Method Details

#pp(result) ⇒ Object

Pretty prints the result of a EXPLAIN QUERY PLAN in a way that resembles the output of the SQLite shell:

0|0|0|SEARCH TABLE users USING INTEGER PRIMARY KEY (rowid=?) (~1 rows) 0|1|1|SCAN TABLE posts (~100000 rows)



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# File 'lib/arjdbc/sqlite3/explain_support.rb', line 24

def pp(result)
  result.rows.map do |row|
    row.join('|')
  end.join("\n") + "\n"
end