PostgreSQL Evangelist. [My Git](https://github.com/digoal/blog/blob/master/README.md)Follow
This article describes how open source PolarDB uses orafce to support Oracle compatibility.
This article explains how the open-source version of PolarDB utilizes pg_similarity to implement 17 types of text similarity search.
This article describes how open source PolarDB uses pg_rational extension to support Stern-Brocot trees to efficiently customize and adjust the order.
This article describes how open source PolarDB uses rum to implement efficient searches and sorting.
This article describes how open source PolarDB uses postgresql_hll to to achieve efficient UV (Unique Visitor) sliding analysis and real-time recommendation for filtered read lists.
This article focuses on how the open-source version of PolarDB utilizes parray_gin to implement efficient fuzzy searches for elements in arrays and JSON.
This article describes how open source PolarDB uses duckdb_fdw to support parquet, a columnar storage file format, and efficient OLAP.
This article describes how open source PolarDB uses pg_trgm GIN indexes to implement efficient fuzzy queries like '%xxx%'.
This article describes how open source PolarDB uses TimescaleDB to implement high-speed writing, compression, real-time aggregation computing, and automatic aging of time series data.
This article describes how open source PolarDB uses pgpool-II to implement transparent read/write splitting.
This article provides guidance on using open-source PolarDB and imgsmlr for storing image feature values and performing quick image similarity searches.
This article describes how to use PolarDB open-source bloom filter index to filter data based on any combination of fields.
This article provides optimization methods and a demo for database performance optimization for queue processing business.
This article describes how to use PostgreSQL Extension Network (PGXN) to Install the PostgreSQL | PolarDB Plug-in.
This article introduces how to perform one-click deployment of PolarDB.
This article provides a guide on fast deployment of local PolarDB-X instances using PXD.
This article explains how to use PostgreSQL Recursive SQL and the PL/pgSQL function to draw fractal graphs (with examples).
This article explains how to configure a pgcat for the PolarDB Read/Write Splitting Connection Pool (with a deployment example).
This article describes how to combine PolarDB with MADlib to provide PolarDB with a machine learning feature.
This article discusses the Babelfish Compass, including its background, evaluation guidelines, and tests.