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Timestamp-based versioning for InnoDB [closes #209]

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* Removed integer_fields check
* Reworked Vers_parse_info::check_sys_fields()
* Misc renames
* versioned as vers_sys_type_t

* Removed versioned_by_sql(), versioned_by_engine()

versioned() works as before;
versioned(VERS_TIMESTAMP) is versioned_by_sql();
versioned(VERS_TRX_ID) is versioned_by_engine().

* create_tmp_table() fix
* Foreign constraints for timestamp-based
* Range auto-specifier fix
* SQL: 1-row partition rotation fix [fixes #260]
* Fix 'drop system versioning, algorithm=inplace'
This commit is contained in:
Aleksey Midenkov
2017-12-18 19:03:51 +03:00
committed by GitHub
parent d5e37621cf
commit b55a149194
73 changed files with 1178 additions and 836 deletions
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4
sql/field.h
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@ -4659,14 +4659,14 @@ bool check_expression(Virtual_column_info *vcol, LEX_CSTRING *name,
inline
ulonglong TABLE::vers_end_id() const
{
DBUG_ASSERT(versioned_by_engine());
DBUG_ASSERT(versioned(VERS_TRX_ID));
return static_cast<ulonglong>(vers_end_field()->val_int());
}
inline
ulonglong TABLE::vers_start_id() const
{
DBUG_ASSERT(versioned_by_engine());
DBUG_ASSERT(versioned(VERS_TRX_ID));
return static_cast<ulonglong>(vers_start_field()->val_int());
}