To query a user's mobile phone and WeChat number, the following SQL statement can be used.

To intuitively understand join operations, we first build a simple example database that stores grocery items and their corresponding categories. The category information is stored in the categories ...

In July, the Stack Overflow survey showed that PostgreSQL had extended its lead as the most popular database for professional developers, 58 percent of whom use it, compared to 40 percent using MySQL ...

Padmaja brings over a decade of experience leading the design and optimization of data infrastructure in the demanding semiconductor industry.

In 2025, the line between 'shared,' 'VPS,' and 'cloud' is more about guarantees than labels. Teams want predictable ...

1. Selected dates can't be greater than August 2025. 2. From date can't be greater than To date. 1. Selected dates can't be greater than August 2025. 2. From date can't be greater than To date. 1.

ENVIRONMENT: A dynamic Joburg-based Business Process Outsourcer seeks a forward-thinking Senior SQL Developer who sees AI not as a threat but as a powerful productivity enhancer. That leveraging tools ...