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use dearabao;
create table niuzi (name varchar(20));
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F:\hello world\niuzi.sql (×¢Òâ·¾¶²»ÓüÓÒýºÅµÄ!!) »Ø³µ¼´¿É.
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Grigoryan
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Jon
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Joe
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mysql> ? concat;
mysql> SELECT CONCAT('My', 'S', 'QL');
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using
System;
using
System.Data;
using
System.Data.SqlClient;
using
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