Notation The syntax is specified using Extended Backus-Naur Form ("EBNF"). InfluxDB OSS metrics | InfluxDB OSS 2.2 Documentation If you use a the Flux function "schema.tagValues ()" it returns all possible values instead of the ones present in the selected time period. Prometheus uses an append-only file per time-series approach for storing data. So basically I'm asking, is flux the only and most efficient way of making a query like this? Follow asked Oct 15, 2020 at 20:30. InfluxQL is a SQL-like query language for interacting with InfluxDB and providing features specific to storing and analyzing time series data. InfluxQL supports type casting, but only for numeric data types (floats to integers and vice versa). Elastic APM Tool for Application Performance Monitoring; run a single command on multiple Linux machines at once; Docker swarm cheat sheet; Deploy service to the swarm; Facebook; Instagram; Twitter; RSS; . In the first version, with some SQL notions, InfluxQL seemed extremely simple. Flux has an SQL package to help query from SQL data sources as well. This talk by Julius Volz will focus on how he worked with the InfluxData team to build PromQL support for the Flux engine. A domain-specific language was developed by InfluxDB to help with querying data. Comparing InfluxDB and QuestDB databases | QuestDB: the database for ... The difference amounts to this: compared to the SQL relational algebraic model, the flow-based functional model in Flux provides greater control to the user, but at the cost of reducing the power of the database and its query planner. This section lets you create an auth token and provide some code snippets to get started with the Go library. InfluxDB vs MongoDB for Time Series Data | InfluxData influx -type = flux -username myuser -password . Performance Tuning and Schema Design in InfluxQL | InfluxData It is an integral component of the TICK stack . InfluxDB is an open source time series database written in Go. If using tsi1 indexing, InfluxDB only loads hot shard indexes (the most recent shards or shards currently being written to) into memory and stores cold shard indexes on disk. This page documents an earlier version of InfluxDB. Flux vs InfluxQL | InfluxDB OSS 1.8 Documentation