How best to create and use associative array type in Postgres?

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От Shaozhong SHI
Тема How best to create and use associative array type in Postgres?
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Msg-id CA+i5JwYkKoQzWBfrkCLKo7PM-bPrb7cy7jz0W74XHVmCkePqGw@mail.gmail.com
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Ответы Re: How best to create and use associative array type in Postgres?
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In Oracle, one can create and use associative array.  For instance,
TYPE FID_MEASURE IS TABLE OF NUMBER INDEX BY VARCHAR2(38);
NODES_WAITING FID_SET;

How best to create and use associative array type in Postgres?

Or, what is the best/most efficient equivalent in Postgres?

Regards,

David

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