alter文
alter table items alter column code type int USING code::integer;
最初にこう書くと、
alter table items alter column code type int
エラーが出てHINTが出るのでそれをくっつければよい
HINT: You might need to specify "USING code::integer".
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alter文
alter table items alter column code type int USING code::integer;
最初にこう書くと、
alter table items alter column code type int
エラーが出てHINTが出るのでそれをくっつければよい
HINT: You might need to specify "USING code::integer".
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