Does SQLite have functions?

Question

SQLite has many built-in functions to perform processing on string or numeric data. Following is the list of few useful SQLite built-in functions and all are case in-sensitive which means you can use these functions either in lower-case form or in upper-case or in mixed form.

Can you write functions in SQLite?

1. Executive Summary. Applications that use SQLite can define custom SQL functions that call back into application code to compute their results. The custom SQL function implementations can be embedded in the application code itself, or can be loadable extensions.

Is query a function in sqlite3?

The list of SQLite functions is sorted into the type of function based on categories such as string, advanced, numeric/mathematical, date/time, and encryption/compression functions. These functions can be used in SQL statements or queries in SQLite.

What can SQLite not do?

VIEWs in SQLite are read-only. You may not execute a DELETE, INSERT, or UPDATE statement on a view. But you can create a trigger that fires on an attempt to DELETE, INSERT, or UPDATE a view and do what you need in the body of the trigger.

Does SQLite use SQL commands?

SQL is a database querying language and SQLite is a database (RDBMS) which uses SQL specifications. SQLite can be said as competitor to Microsoft's SQL Server. The name itself suggests that it is the light version of SQL RDBMS. It is used in most of the small and portable devices like Android and iOS devices.

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