Add content to timescale db (#6619)

src/data/roadmaps/backend/content/timescale@WiAK70I0z-_bzbWNwiHUd.md

@@ -1 +1,9 @@
-# TimeScale
+# TimeScale
+
+TimescaleDB is an open-source time-series database built on top of PostgreSQL, designed for efficiently storing and querying time-series data. 
+
+It introduces the concept of hypertables, which automatically partition data by time and space, making it ideal for high-volume data scenarios like monitoring, IoT, and financial analytics. 
+
+TimescaleDB combines the power of relational databases with the performance of a specialized time-series solution, offering advanced features like continuous aggregates, real-time analytics, and seamless integration with PostgreSQL's ecosystem.
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+It's a robust choice for developers looking to manage time-series data in scalable and efficient ways.