分离字符串列表并用mysql中的新值替换相同的列表我在table_1中有以下数据表table_1(当前保存的结构)
code value
12_A ["A","B","C","D"]
12_B ["E","F","G","H"]
12_3 ["I","J","K","L"]
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但每个代码都有不同的值和不同的描述.喜欢::
code value description
12_A A Apple
12_A B Ball
12_A C Cat
12_A D Dog
12_B E Eagle
12_B F Flag
. . .
. . .
. . .
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我必须从table_1中分离值列表,并需要再次保存在同一个表中,即table_1(在此结构中)::
code value
12_A ["Apple","Ball","Cat","Dog"]
12_B ["Eagle","Flag",.......]
12_3 [......................]
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