I see two entries:
* Improve subtransaction performance (Alvaro, Itagaki Takahiro, Tom)
* Improve sub-transaction performance (Itagaki Takahiro)
Aren't they the same?
Markup: New operators for array-subset comparisons (<@, @>, &&)
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Teodor Sigaev E-mail: teodor(at)sigaev(dot)ru
WWW: http://www.sigaev.ru/