Replace a NULL with specific value

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Replace a NULL with a specific value

schema:gisq

The SQL standard is COALESCE

SELECT code, name,
    IIF(ISNULL(leader),
        'NO LEADER RECORDED!',
        leader)
  FROM party
SELECT code, name,
    COALESCE(leader, 'NO LEADER RECORDED!')
  FROM gisq.party
SELECT code, name,
    COALESCE(leader, 'NO LEADER RECORDED!')
  FROM party
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