ibis.expr.api.ValueExpr.nullif

ValueExpr.nullif(null_if_expr)

Set values to null if they match/equal a particular expression (scalar or array-valued).

Common use to avoid divide-by-zero problems (get NULL instead of INF on divide-by-zero): 5 / expr.nullif(0)

Parameters
  • value (value expression) – Value to modify

  • null_if_expr (value expression (array or scalar)) –

Returns

null_if

Return type

type of caller