Issue #2197 Part 2

[Hydrocharged]

This fixes the other issues brought up in:

• Bugs with table composite types #2197

This also adds support for column access, which is used by the UPDATE statement when a new column is added.

[github-actions]

	Main	PR
covering_index_scan_postgres	603.14/s	585.49/s	-3.0%
index_join_postgres	123.95/s	121.52/s	-2.0%
index_join_scan_postgres	184.92/s	183.68/s	-0.7%
index_scan_postgres	11.45/s	11.23/s	-2.0%
oltp_point_select	2367.96/s	2325.13/s	-1.9%
oltp_read_only	1724.44/s	1704.68/s	-1.2%
select_random_points	109.62/s	110.24/s	+0.5%
select_random_ranges	448.46/s	439.24/s	-2.1%
table_scan_postgres	11.32/s	11.30/s	-0.2%
types_table_scan_postgres	5.21/s	5.19/s	-0.4%

[github-actions]

	Main	PR
Total	42090	42090
Successful	17557	17557
Failures	24533	24533
Partial Successes1	5583	5583

	Main	PR
Successful	41.7130%	41.7130%
Failures	58.2870%	58.2870%

Footnotes

1. These are tests that we're marking as Successful, however they do not match the expected output in some way. This is due to small differences, such as different wording on the error messages, or the column names being incorrect while the data itself is correct. ↩

[Hydrocharged]

Regressions are from the GMS bump, as they're also on all other GMS bumps
#2257

[fulghum]

Looks good! Just a couple small things I noticed.