info/developer-roadmap
1
0
Fork 0
mirror of https://github.com/kamranahmedse/developer-roadmap.git synced 2025-01-17 06:08:36 +01:00
Code Issues Releases Wiki Activity

Fix issue in typescript (#3922)

Browse Source 
json_build_object is used to create json object and get it
This commit is contained in:
Matvey Volkov 2023-09-12 21:03:57 +05:00 committed by GitHub
parent bb9cc31e8a
commit 4c9371ee74
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/data/roadmaps/postgresql-dba/content/104-learn-sql-concepts/103-advanced-topics/index.md
View File

@ -55,7 +55,7 @@ This query retrieves the entire hierarchy of categories using a recursive CTE.
PostgreSQL has support for JSON and JSONB data types. JSON functions enable you to create, manipulate, and query JSON data directly in your SQL queries.
```sql
SELECT json_object('name', name, 'age', age) as json_data
SELECT json_build_object('name', name, 'age', age) as json_data
FROM users;
```
@ -95,4 +95,4 @@ CREATE INDEX idx_users_city ON users (city);
This command creates an index on the `city` column of the `users` table to speed up queries involving that column.
These advanced topics can help you become a highly skilled PostgreSQL user and tackle complex real-world problems effectively. As you become more comfortable with these advanced concepts, you will unleash the full power of SQL and PostgreSQL.
These advanced topics can help you become a highly skilled PostgreSQL user and tackle complex real-world problems effectively. As you become more comfortable with these advanced concepts, you will unleash the full power of SQL and PostgreSQL.