2017/01/12
Treasure Data Tech Talk 2017新春
schema_format = :sql
でmysqldumpしていたschema_format = :sql
に変えるっていう議論がcore teamであるらしいことを聞いて戦慄する
strict_mode: false
で sql_mode = ''
にする breaking change も覆せなかった #17370
mysql-5.7.10/strings/ctype-uca.c#L17-L31
/*
UCA (Unicode Collation Algorithm) support.
Written by Alexander Barkov
Currently supports only subset of the full UCA:
- Only Primary level key comparison
- Basic Latin letters contraction is implemented
- Variable weighting is done for Non-ignorable option
Features that are not implemented yet:
- No Normalization From D is done
+ No decomposition is done
+ No Thai/Lao orderding is done
- No combining marks processing is done
*/
Changes in MySQL 8.0.1
What MySQL 8.0.1 means to you as a Developer
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