Move to referential integrity section:
> o Allow DEFERRABLE and end-of-statement UNIQUE constraints? > > This would allow UPDATE tab SET col = col + 1 to work if col has > a unique index. Currently, uniqueness checks are done while the > command is being executed, rather than at the end of the statement > or transaction. > < < * Allow DEFERRABLE and end-of-statement UNIQUE constraints? < < This would allow UPDATE tab SET col = col + 1 to work if col has < a unique index. Currently, uniqueness checks are done while the < command is being executed, rather than at the end of the statement < or transaction.
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