MariaDB is adatabase serverthat offersdrop-inreplacementfunctionalityfor MySQL. Itis built bysome of theoriginalauthors ofMySQL, withassistance fromthe broadercommunity. Inaddition to thecorefunctionalityof MySQL, itoffers a richset of featureenhancementsincludingalternatestorageengines, serveroptimizations,and patches.
ArangoDB is amulti-model,open-sourcedatabase withflexible datamodels fordocuments,graphs, andkey-values.Build highperformanceapplicationsusing aconvenientSQL-like querylanguage orJavaScriptextensions. UseACIDtransactions ifyou requirethem. Thesupported datamodels can bemixed inqueries andallow ArangoDBto be theaggregationpoint for yourdata. KeyFeatures inArangoDB -Multi-Model:Documents,graphs andkey-value pairs— model yourdata as you seefit for yourappl