Expand description
LINT_ST_004: Flattenable nested CASE in ELSE.
SQLFluff ST04 parity: flag CASE ... ELSE CASE ... END END patterns where
the nested ELSE-case can be flattened into the outer CASE.
LINT_ST_004: Flattenable nested CASE in ELSE.
SQLFluff ST04 parity: flag CASE ... ELSE CASE ... END END patterns where
the nested ELSE-case can be flattened into the outer CASE.