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Tag: sql

PostgreSQL update value in JSONB

Posted on 07/07/2022 by soiqualang_chentreu Posted in Mẹo vặt, Sói's Tutorials Tagged database, jsonb, postgresql, sqlLeave a Comment on PostgreSQL update value in JSONB

PostgreSQL update value in JSONB Tình cờ mình làm việc, cần update lại giá trị một key trong cột có kiểu là jsonb, thế là mình nghĩ json thì cũng là text thôi, replace là được, và đây là cách […]

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Postgres convert empty string to NULL

Posted on 22/10/2021 by soiqualang_chentreu Posted in Công nghệ, Lang thang, Mẹo vặt Tagged database, empty string, NULL, postgresql, sqlLeave a Comment on Postgres convert empty string to NULL

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Postgresql cast array text to array

Posted on 27/09/2021 by soiqualang_chentreu Posted in Dữ liệu, GIS, Mẹo vặt, Sói's Tutorials Tagged cast array, database, postgresql, sqlLeave a Comment on Postgresql cast array text to array

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Getting PostgreSQL Installation Path From Query

Posted on 02/08/2021 by soiqualang_chentreu Posted in Công nghệ, Dữ liệu, Mẹo vặt Tagged postgresql, sqlLeave a Comment on Getting PostgreSQL Installation Path From Query

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Hướng dẫn cơ bản với MySQL – Thiết kế Database

Posted on 15/01/2021 by soiqualang_chentreu Posted in Dữ liệu, Sói's Tutorials, Web Tagged database, mysql, sqlLeave a Comment on Hướng dẫn cơ bản với MySQL – Thiết kế Database

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