Found the cause! It was because I was using :engine postgresql instead of
:engine postgres.

On Sun, Oct 11, 2020 at 11:41 AM Jay Zawrotny <jayzawrotny@gmail.com> wrote:

> Still running into this issue often, but I tried some techniques others
> have recommended to debug other issues:
>
> Summary:
> Pressing TAB in an org-mode sql src block opens the src in a background
> buffer and locks the src block
>
> - Behavior not reproducible when using emacs -Q
> - Behavior not reproducible when running emacs in terminal with emacs -nw
>
> Suggests behavior is not directly associated with org-babel as originally
> thought. Not sure where to look yet to continue though. Is there a way to
> capture all functions called when reproducing the behavior in the GUI?
>
> Is anyone able to reproduce the behavior as a quick sanity check?
>
> On Wed, Oct 7, 2020 at 12:38 AM Jay Zawrotny <jayzawrotny@gmail.com>
> wrote:
>
>> Hi Org ML,
>>
>> I hope this is the right place. If not please let me know where I should
>> surface this 😅
>>
>> *Issue:*
>>
>> If I press TAB while the cursor is in a sql src block, it opens the code
>> in a new buffer in the background. Kind of like pressing C-C C-'
>> (org-edit-special) but silently. It's frustrating because it prevents me
>> from editing it until I find the buffer or use org-edit-special.
>>
>> *Reproduction:*
>>
>>    1. Create an org-mode buffer
>>    2. Add at least one headline
>>    3. Create a sql source block (sample below)
>>    4. Put the cursor on the "S" of the "SELECT" statement
>>    5. Press TAB
>>
>>
>> *Expected:*
>>
>> Indents using either native sql-mode or sql-indent-mode if installed.
>>
>> *Actual:*
>>
>> Highlights the SQL src, opens it in a new buffer in the background, and I
>> can't edit the source.
>>
>> *Notes:*
>>
>> If I use M-x org-cycle directly this behavior also occurs. If I call
>> indent-for-tab-command on the SQL sample the behavior also occurs, but I
>> can nil-out the body of that function using the REPL and the behavior still
>> occurs. This does not happen when using TAB in a bash src block. This does
>> not happen in a sql-mode buffer which is why I currently suspect it to be
>> org-babel sql specific.
>>
>> GIF reproducing behavior below
>>
>> [image: 2020-10-06 23.13.44.gif]
>>
>> I appreciate any help debugging this, or even links to docs to help me
>> learn how to debug it.
>>
>> Thanks,
>> J
>>
>