Databend Dev Blog

  Background ¶ bendctl  is a command-line tool for creating, listing, logging, deleting databend running instances on local or on cloud. It also supports to port forward webUI, monitoring dashboard on local and run SQL query from command line Goals ¶ Centralized way to manage running databend cluster on local or on k8s(Cloud) (start, delete, update, log) Manage and install release Instances on local machine Show different dashboards on local (prometheus, jaeger, query web UI (like querybook or superset)) Support to run query or load data through command line TLS Authentication support: support client side authentication, and also support to configure mTLS for managed databend instances Non Goals for now ¶ More detailed managements like manage schema, table etc Query Task visualization (list and show all query tasks on current cluster) RBAC tenant management(add a subcommand tenant is helpful, and is compatible with this design) Installation ¶ Use single line install script to ...

  Databend   aimed to be an open source   elastic   and   reliable   cloud warehouse, it offers blazing fast query and combines elasticity, simplicity, low cost of the cloud, built to make the Data Cloud easy. Big changes Below is a list of some major changes that we don't want you to miss. Features add metrics to dal operations (label with tenant_id and cluster_id)  by  @dantengsky . ( #2821 ) add monotonicity check visitor  by  @junli1026  ( #2743 ) alter user support  by  @GrapeBaBa  ( #2771 ) add /v1/query api  by  @youngsofun . ( #2688 ) add functions mod / exp  by  @Junnplus  ( #2850  &  #2847 ) ceil / ceiling / floor  by  @kyon0304  ( #2759 ) inet_ntoa  by  @pymongo  ( #2824 ) Improvement mysql query writer support struct datatype  by  @zhyass . ( #2832 ) reuse common::streams::parquetsource  by  @Veeupup . ( #2848 ) test m...