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How to view Firebase Cloud Messaging statistics by messages?
Has anyone used Firebase Cloud Messaging?
In presentations, everything is always so cool, but then in life, then half is not in the documentation, and the rest you need to write yourself from scratch.
They stated that the built-in Analytic system.
How realistic it is then to look at:
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1) disable the ONLY_FULL_GROUP_BY mode, for example,
select @@sql_mode;
set @@sql_mode='list other modes without ONLY_FULL_GROUP_BY';
2) it is better to rewrite the query so that in the select part the fields that are not grouped by go using aggregate functions. There are at least 5 solutions, see the article Grouping in MySQL
Turn STRICT mode on mysql server off. And then your query is not unambiguous according to the results after grouping by only one field.
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