Orville.PostgreSQL.Plan.Explanation

Since: 1.0.0.0

Documentation

data Explanation

An Explanation represents an example sequence of queries showing the steps would be executed by an Orville Operation.

Since: 1.0.0.0

Instances

Monoid Explanation

Defined in Orville.PostgreSQL.Plan.Explanation

Methods

mempty :: Explanation

mappend :: Explanation -> Explanation -> Explanation

mconcat :: [Explanation] -> Explanation

Semigroup Explanation

Defined in Orville.PostgreSQL.Plan.Explanation

Methods

(<>) :: Explanation -> Explanation -> Explanation

sconcat :: NonEmpty Explanation -> Explanation

stimes :: Integral b => b -> Explanation -> Explanation

noExplanation :: Explanation

Constructs an empty Explanation.

Since: 1.0.0.0

explainStep :: String -> Explanation

Constructs an Explanation with a single step.

Since: 1.0.0.0

explanationSteps :: Explanation -> [String]

Retrieves the steps contained in the Explanation.

Since: 1.0.0.0