arkL edit interval

select id,columnx from arkL_columns where dataset_id like 4

The age-window currently being used to search for terms for autocompletion is 176.75 -> 278.35 Ma.

intervalx:	E7-PM4has added abv?id: 7840 sort:
alternative_term:	block label:
formal term:
interval_type:
parent_interval:
dataset:	magnetochronology (dataset id = 4)
alt dataset:	magnetochronology (dataset id = 78)
TSC Column:	id:122
stage:
polarity:
colour:
interval_notes:
compilation_notes:
refs to add:
linked refs:
preset_duration:
preset_duration_notes:
tracecode	; Q1base from event age; Q2top from event age; Q3a duration from base & top

	age		event	event_id	pup	age	age2020
Top:	226.7500	<---	base E8n	9064	0.0000	226.75	00226.7500
Base:	228.3500	<---	base E7n	9066	0.0000	228.35	00228.3500
base notes				comp notes

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