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2025-02-24 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Select * from user where substr (user_flag,4,1) = 1 / / query the content where the first character of bit 4 of user_flag equals 1.
Substr (content, which place to start, how many places to take)
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Continue with the installation of the previous hadoop.First, install zookooper1. Decompress zookoope
"Every 5-10 years, there's a rare product, a really special, very unusual product that's the most un
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