postgresql获取上个月数据
SELECT * FROM tableName
WHERE date_start >= date_trunc(‘month’,current_date - interval ‘1’ month)
and date_start < date_trunc(‘month’,current_date)
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SELECT * FROM tableName
WHERE date_start >= date_trunc(‘month’,current_date - interval ‘1’ month)
and date_start < date_trunc(‘month’,current_date)