reported by @petermattis

Describe the problem

When interactively editing a sql query that spans multiple terminal lines, the cursor positioning gets confused.

To Reproduce

TERM=xterm or TERM=xterm-256color using macOS terminal or iterm:

Expected behavior

positioning is correct.

Additional data / screenshots

• the problem does not occur when using a linux terminal e.g. st.
• the problem does not occur on macOS when setting TERM to vt100
• the problem still occurs when logging in from the macOS terminal into a remote linux system
• the problem still occurs when running through tmux
• the problem still occurs when running through mosh

Environment:

crdb 21.2

Jira issue: CRDB-10442

Epic CRDB-22182