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与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
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用format和iif,例如:

t=table(1 2 as ticker,`XSHE`XSHG as exchanged)
select format(ticker,"000000")+iif(exchanged==`XSHE,`.SZ,`.SH) from t

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与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
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Welcome to ShenZhenJia Knowledge Sharing Community for programmer and developer-Open, Learning and Share
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