f4632c32_he_INFORMATION_SCHEMA_Database__SHOW_Name
[INFORMATION_SCHEMA Name] SAVEPOINTS [Remarks] MySQL extension [SHOW Name] 
Savepoints
E n g i n e
S u p p o r t
C o m m e n t
T r a n s a c t i o n s
X A
S a v e p o i n t s
Chapter 22. The INFORMATION_SCHEMA Database