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InnoDB maps HA_READ_PREFIX_LAST_OR_PREV to PAGE_CUR_LE, but note that only complete-field prefixes of the kay value can be used as the search key
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heikki@hundin.mysql.fi 2003-02-18 20:36:16 +02:00
parent b5403e65ca
commit f749357a21
1 changed files with 1 additions and 0 deletions
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sql/ha_innodb.cc
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@ -2293,6 +2293,7 @@ convert_search_mode_to_innobase(
case HA_READ_BEFORE_KEY: return(PAGE_CUR_L);
case HA_READ_PREFIX: return(PAGE_CUR_GE);
case HA_READ_PREFIX_LAST: return(PAGE_CUR_LE);
case HA_READ_PREFIX_LAST_OR_PREV:return(PAGE_CUR_LE);
/* In MySQL HA_READ_PREFIX and HA_READ_PREFIX_LAST always
use a complete-field-prefix of a kay value as the search
tuple. I.e., it is not allowed that the last field would