WebPostgres Pro Enterprise Postgres Pro Standard Cloud Solutions Postgres Extensions. Resources Blog Documentation Webinars Videos Presentations. Community ... Fwd: row_to_json() with numerical indices in stead of associative indices: Date: December 1, 2013 08:44:05: Msg-id: WebJan 5, 2024 · With PostgreSQL, you have the option of both. You can use the relational database features or the JSON storage features like a document database. It may not have the same advanced features that pure document databases have, but the JSON support in PostgreSQL is pretty good. Custom Data Types. In PostgreSQL, you can define …
Re: Fwd: row_to_json() with numerical indices in stead of …
WebMay 12, 2024 · 1. SELECT ROW_TO_JSON (test.*) example FROM test; It’s easy to think that each row would be returned with the config columns still JSON encoded, meaning we’d have to do something like this: 1. 2. … WebGreenplum数据库支持 json 和 jsonb 数据类型来存储JSON (JavaScript Object Notation)数据。 Greenplum数据库按照文档 RFC 7159 支持JSON,并且根据JSON规则强制数据有效性。 也有一些用于 json and jsonb 数据类型的JSON相关的函数和操作符。 参见 JSON函数和操作符. 这一节包含下列主题: 关于JSON数据 JSON输入和输出语法 设计JSON文档 … dna haplo group u152
postgresql - Unquoting JSON strings; print JSON strings without …
WebMar 23, 2024 · I recently encountered this example (via a tutorial and other answer ): SELECT row_to_json (x) FROM (SELECT id, title FROM my_table) x; I'm confused … WebMar 24, 2024 · SELECT row_to_json (x) FROM (SELECT id, title FROM my_table) x; I'm confused about the use of row_to_json (x). I thought it only accepted rows, but it seems to also accept a sub-query. I found this counter-intuitive. According to the documentation, it accepts a record: row_to_json (record [, pretty_bool]). WebJul 20, 2024 · Row_to_json results in a JSON object converted from a SQL composite value. The only difference between this behavior and to_json is that if the optional boolean parameter is true, a line will be placed between the top-level components. Syntax: row_to_json ( record [, boolean ] ) Return Type: json Example Code: dna have sugar