JSONB type performance in PostgreSQL 9.4

The 9.4 version of PostgreSQL introduces the JSONB data type, a specialised representation of the JSON data, allowing PostgreSQL to be competitive in managing the “lingua franca” of the moment for the exchange of data via web services. It is useful to perform a number of tests to verify its actual performance.

NoSQL with PostgreSQL 9.4 and JSONB

The introduction of the JSONB data type in PostgreSQL, definitely makes the “NoSQL” side of this relational DBMS come out: this introduction meets the requirements of all those who prefer a data structure in a “key-value” array, dictionary style (widely used in the field of development) and, at the same time, ensures all the advantages […]

The CHECK clause for updatable views

Written by Giuseppe Broccolo    Since PostgreSQL 9.3, it is possible to update and insert into views directly, so long as the view refers to only one underlying table. PostgreSQL 9.4 allows us to use the CHECK clause for INSERTs into updatable views. For example, consider a table composed of just one integer column; and […]