Method reset

fe/src/main/java/org/apache/impala/analysis/Expr.java:1253–1260

Resets the internal analysis state of this expr tree. Removes implicit casts.

()

   * Resets the internal analysis state of this expr tree. Removes implicit casts.
   */
  public Expr reset() {
    if (isImplicitCast()) return getChild(0).reset();
    for (int i = 0; i < children_.size(); ++i) {
      children_.set(i, children_.get(i).reset());
    }
    resetAnalysisState();
    return this;
  }

  public static List<Expr> resetList(List<Expr> l) {
    for (int i = 0; i < l.size(); ++i) {