在AntDB或者Postgres中完成行列装换
行转列建表语句CREATE TABLE test( id serial NOT NULL, value integer, name character varying, zbfm character varying, CONSTRAINT pkey PRIMARY KEY (id))插入数据import psycopg2from random import randomconn = psycopg2.connect(database="postgres", user="
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2021-05-13 16:35:06 ·
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