instance method
explain
Ruby on Rails 7.1.6
Since v4.2.9Signature
explain(arel, binds = [], options = [])No documentation comment.
Parameters
-
arelreq -
bindsopt = [] -
optionsopt = []
Source
# File activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb, line 7
def explain(arel, binds = [], options = [])
sql = build_explain_clause(options) + " " + to_sql(arel, binds)
result = internal_exec_query(sql, "EXPLAIN", binds)
PostgreSQL::ExplainPrettyPrinter.new.pp(result)
end
Defined in activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb line 7
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Defined in ActiveRecord::ConnectionAdapters::PostgreSQL::DatabaseStatements