May 16, 2019 — My data is in varchar format. I want to split both the elements of this array so that I can then extract a key value from the json. Data format: [ { ...
DOWNLOAD: https://tinurli.com/2eylg4
DOWNLOAD: https://tinurli.com/2eylg4
presto-extract-string-from-array
Oct 7, 2014 — In this blog post, we would like to share our experience with Presto. ... Overall, it is working well now for our Tableau users in extract (non-live exploration) mode. ... column means converting the column to JSON string first then parsing it. Facebook recently added native support for array and map data types.. Feb 25, 2020 — This is a short post that describes how json-ized arrays can be converted to rows in presto db. Suppose you have the following table, named .... Casting from ARRAY , MAP or ROW is supported when the element type of the array is one ... Determine if value exists in json (a string containing a JSON array​):. 3925e8d270