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:
Selecting a subset of array elements of an existing array inside the database without the need to unnest the array first or use a user-defined function.

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

SELECT array_slice(tags,2,3) FROM t1;
--> ['search engine','document s

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.

currently there are two sections addressing usage in CLI, one in markdown and one in ast - i think we should consolidate them

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.