Preview of Query Store for Azure Database for PostgreSQL

[Azure Database for PostgreSQL](https://aka.ms/postgres-qstore) now provides preview support for query store, which collects and stores query execution statistics and wait event distributions. This enables you to inspect your database to understand your workloads, identify bottlenecks and detect changes in query performance. This feature also enables two additional intelligent performance features: query performance insights and performance recommendations. [Learn more](https://aka.ms/postgres-qstore). * Azure Database for PostgreSQL * Services * [ Azure Database for PostgreSQL](https://azure.microsoft.com/en-gb/products/postgresql/)