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Agnieszka Kozubek-Krycuń

Agnieszka is a Chief Content Officer at Vertabelo. Before coming to Vertabelo, she worked as a Java programmer. She has a PhD in mathematics and over 10 years of experience in teaching mathematics and computer science at the University of Warsaw. In her free time, she enjoys reading a good book, going mountain hiking and practicing yoga.

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7 Jan 2014
Agnieszka Kozubek-Krycuń

MySQL's group_concat Equivalents in PostgreSQL, Oracle, DB2, HSQLDB, and SQLite

The GROUP_CONCAT() function in MySQL MySQL has a very handy function which concatenates strings from a group into one string. For example, let's take a look at the children table with data about parents' and children's names. parent_name child_name John Tom Michael Sylvie John Anna Michael Sophie To get the names of children of each person as a comma-separated string, you use the GROUP_CONCAT() function as follows:
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