What's Changed
* use space instead of db in schema by wey-gu in https://github.com/wey-gu/harlequin-nebulagraph/pull/7
* support tls Automatic negotiation by wey-gu in https://github.com/wey-gu/harlequin-nebulagraph/pull/7
**Full Changelog**: https://github.com/wey-gu/harlequin-nebulagraph/compare/v0.3.0...v0.4.0