Summary:
Set the standard header ("Code generated by entc, DO NOT EDIT.") as default, and override it using option in graph.
No changes to graph except the `generate.go` file.
Reviewed By: idoshveki
Differential Revision: D16642348
fbshipit-source-id: d9fd1d2046e2fd96acbb100ef061fda75d99ce52
Summary: We were releasing tx lock before consuming rows data which could place the connection in a bad state. Instead of changing lock placement we chose to remove it as mutations were changed to being serial which is expected when working with transactions.
Reviewed By: a8m
Differential Revision: D16449629
fbshipit-source-id: 9f2e7435036f35c407f0640e3dd1071a17b3c368
