presto-main/src/main/java/io/prestosql/sql/analyzer/Analysis.java/Analysis/addCoercion
class Analysis:    public void addCoercion(Expression expression, Type type, boolean isTypeOnlyCoercion)
    {
        this.coercions.put(NodeRef.of(expression), type);
        if (isTypeOnlyCoercion) {
            this.typeOnlyCoercions.add(NodeRef.of(expression));
        }
    }