
Table can be created successfully when the length of column family is larger than 127 bytes,however,it occurs exception when putting data into the table(ERROR:Family > 127).
We decide to verify the length of column family when creating a table.IllegalArgumentException will be thrown when length is larger than 127 bytes.
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It occurs Exeception (ERROR:The length of family name is bigger than 127) when column family length is larger than 127 bytes.