Method set_variable

sql/sql_lex.cc:9645–9654

bool LEX::set_variable(const Lex_ident_sys_st *name, Item *item,
                       const LEX_CSTRING &expr_str)
{
  sp_pcontext *ctx;
  const Sp_rcontext_handler *rh;
  sp_variable *spv= find_variable(name, &ctx, &rh);
  return spv ? sphead->set_local_variable(thd, ctx, rh, spv, item, this, true,
                                          expr_str) :
               set_system_variable(option_type, name, item);
}


/**