Blob, text geometry or JSON column'xxx'can't have a default value query question

Some databases are not allowed BLOB,TEXT GEOMETRY perhaps JSON Field settings default .

Solution 1

Yes BLOB,TEXT GEOMETRY perhaps JSON Fields do not set default values

Solution 2

change sql_mode

sql_mode show variables like '%sql_mode%';

hold STRICT_TRANS_TABLES The removed string is re assigned to sql_mode

set global sql_mode='xxx';  #  Fill in the quotation marks with the modified sql_mode character string 

Reference resources ：BLOB,TEXT GEOMETRY or JSON column 'xxx' can't have a default value query Problem solving