On 4/26/19 6:50 AM, Piotr Findeisen wrote: > Presto type system however distinguishes array(integer), > array(array(integer))... > (using Presto therms). And execution is (expectedly) not as flexible. Fine point here -- Postgres does not actually have arrays-of-arrays, it has multi-dimension arrays. So in other words, you cannot have an array of element type _int4, but rather you literally have an array of element type int4 with two dimension, etc.. Joe -- Crunchy Data - http://crunchydata.com PostgreSQL Support for Secure Enterprises Consulting, Training, & Open Source Development
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