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嗨伙计们!!!我有一个名为 cdrcost 的表,其中包含 dst 列。我需要根据列值中的数字检索值。例如:
夏令时
0001266 2545 874545565612 25452`
任何建议都将受到欢迎
假设我理解你的要求:
SELECT * FROM cdrcost WHERE LENGTH(dst) = 31;