Feature Request

Summary

Is your feature request related to a problem? Please describe:

In sqlite3,

sqlite> select sqlite_version();
3.31.1

I test the duckdb,

#include <duckdb.hpp>
int
main(int argc, char** argv){
    duckdb::DuckDB db(nullptr);
    duckdb::Connection con(db);
    auto result = con.Query("SELECT duck_version();");
    result->Print(

Use case:

Adding an array element to an existing array inside the database without the need to select the array first and update the full array value afterwards.

CREATE TABLE t1 (id INTEGER, tags ARRAY(TEXT));
INSERT INTO t1 (id, tags) VALUES (1, ['database']);

UPDATE t1 SET
  tags = array_append(excluded.tags, 'search engine');
WHERE id = 1;

**Feature descr

Hey everyone!

mapd-core-cpu is already available on conda-forge (https://anaconda.org/conda-forge/omniscidb-cpu)

now we should add some instructions on the documentation.

at this moment it is available for linux and osx.

some additional information about the configuration:

1. for now, always install omniscidb-cpu inside a conda environment (also it is a good practice), eg:

Enhancement

目前在网页端，fe和broker没有显示当前版本信息，be显示了版本信息，能否显示版本信息，便于版本升级时检查节点是否已升级

Is your feature request related to a problem or challenge? Please describe what you are trying to do.
I just tried out the official Ballista 0.6.0 release by following the instructions shown here and here.

Overall, this was really great and this is the first Ballista release that is easy to try out via `cargo

AOE v0.1.0 limitations:

1. AOE has a global hard limit of ? table count.
2. AOE has a hard limit of ? columns per table.