Next, a primary key must be assigned to each data group, which does not contain null attributes. Other important keys are not to include data of similar meaning in the same table, that the attributes are minimal and indivisible and that the columns and rows are independent, so that a b2c email list in order does not influence their meaning. second normal form Adding to the requirements of first normal form is the management of multiple records . That is, if a data applies to different locations, we must create separate tables and relate them through a foreign or external key . For example, to track the development of an app, we differentiate the app's data from that of the various phases of implementation. Thus, the data is b2c email list by the foreign key. third normal form To achieve this level , the data in the same record must be structured so that all fields depend on the primary key.
This level is convenient for data tables that require continuous updating. This way we avoid breaking down the information into different tables. Normalizing and enriching your company's database allows you to correctly structure and manage all the information and the so-called "unique data" , that b2c email list represents the maximum value of the organization and that even conditions managerial decision-making. If you need more information b2c email list about it or receive advice on data processing , do not hesitate to contact us! Electronic commerce and online transactions have an unquestionable and growing role in Spain and Europe . Not so long ago, many of these e-commerce were reluctant to use online payment methods , to which b2c email list added that the mediation of financial entities in said online payments meant significantly slowing down processes and transactions.
Today, after great technological and legislative advances, we can talk about integrated payment gateways in each e-commerce and European regulations b2c email list optimize these transactions and increase the security and privacy of both parties. The recent PSD2 - Second Payment Services Directive - brought with it, among other advantages, the opening to the well-known “Payment Initiators” . This regulation is assuming a before and after in payment services on websites, notably facilitating online buying and selling . The current legislation allows different payment entities - focused exclusively b2c email list the management of collections and payments, unlike financial ones - to make transactions between current accounts, from a client to a company, without the banks having to mediate or object for reasons privacy or security.