Concatenate Columns

You can put two or more strings together using the concatenate operator.

database:scott

You can put two or more strings together using the concatenate operator. The SQL standard says you should use || but there are many differences between the main vendors.

CREATE TABLE bbc (name VARCHAR(10), region VARCHAR(10));
INSERT INTO bbc VALUES ('Poland', 'Europe');
INSERT INTO bbc VALUES ('Japan', 'Asia');

SELECT region & name
  FROM bbc

SELECT region + name
  FROM bbc

SELECT CONCAT(region, name)
  FROM bbc

SELECT region || name
  FROM bbc

Use ampersand: &

Use +

Use CONCAT

SELECT Operations

Concatenate Columns

Like

Union

Apostrophe

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Column name

Equi Join

Column name with spaces

NULL