https://stackoverflow.com/questions/10423781/sql-data-range-min-max-category
摘要:
select phone,count(order_id) as c from table_recordgroup by phoneorder by c desc SELECT CASEWHEN (age >= 10 AND age <= 20) THEN '10-20'WHEN (age >= 21 阅读全文
posted @ 2019-04-09 14:47
szllq2000
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