Rewrites a key expression into its canonical form, or null if it is malformed.
null
Two expressions that select the same data have one canonical form, so canonizing before comparing or routing avoids treating a/**/**/b and a/**/b as different.
a/**/**/b
a/**/b
Rewrites a key expression into its canonical form, or
nullif it is malformed.Two expressions that select the same data have one canonical form, so canonizing before comparing or routing avoids treating
a/**/**/banda/**/bas different.