How to add information to sqlite3 table?

Question

SQLite

The question is whether it is possible to add text to the sqlite3 cell if information is already written in the cell. If so, how?)

Answer 1

Let me google for you, since you are so weak. Ok, google "sql basics", and for example the result is https://proglib.io/p/sql-for-20-minutes

Answer 2

Google operator UPDATE

Answer 3

To concatenate strings in SQlite, the operator is used||