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Answers and rating deltas for

What is the best and safest method to update/change the data type of a column in a MySQL table that

Author Votes Δ
Rick James 1 +0.51
glglgl 1 +0.20
MtwStark 0 -2.88
Brian Leeming 0 -2.82
Last visited: Dec 13, 2016, 2:03:55 PM