# v1.4.3 Migration Guide
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## Before
Previously, users would have to create 2 flows to perform upsert and query:
### Upsert
### Load Existing
With this technique, there are 2 drawbacks:
* Additional LLM call will need to be made in order for the upsert to happen
* Any slight changes will caused the flow to be upserted again
## After
Now, user can just use one node to accomplish all:
Users now have the option to manually kickoff the upsert by clicking the **green** button at the top right:
It comes with the new API - `/api/v1/vector/upsert`:
In future, we will be rolling out feature for querying, deleting indexes. This is the first step towards a more flexible way of performing vector-related operations. We strongly recommend users to update to the new nodes.
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