Fix identifier names exceeding 64 characters #9
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Since MySQL 8.0, the following error occurred when the table name is long. ERROR 1059 (42000) at line 115: Identifier name 'too_long_table_name_ibfk_1' is too long Ref: https://dev.mysql.com/doc/refman/8.0/en/identifier-length.html
fkmy
commented
Nov 12, 2024
| // If the table name is too long, the foreign key name will also be too long, | ||
| // and an error will occur if the foreign key name exceeds 64 characters. | ||
| // I think 4 digits is enough for numbering. | ||
| if len(c.Table) >= 56 { |
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64 characters - ( "_ibfk_"(6 characters) + number(1 or more characters) )
= 57 characters
Table name is allowed up to 57 characters, but considering the case where number is 2-digit, set it to 56 characters.
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Since MySQL 8.0, the following error occurred when the table name is long.
ERROR 1059 (42000) at line 115: Identifier name 'too_long_table_name_ibfk_1' is too longRef: https://dev.mysql.com/doc/refman/8.0/en/identifier-length.html
To avoid this error, if the table name is long, the response is to specify the FK name.