Ivan Blinkov questions

Ivan Blinkov answers

• Why clickhouse have both WHERE and PREWHERE constructs?
• Monitoring a gen_server
• Setting up openId in tornado python
• How to insert data to Clickhouse from file by HTTP-interface?
• Populate Clickhouse MaterializedView with current data?
• Is it possible to update primary key in clickhouse using MergeTree engine?
• Clickhouse: how to convert date to long integer?
• Links in Riak: what can they do/not do, compared to graph databases?
• Changing user in python
• State of Erlang and C/C++ integration?