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Implement worklog #5743 InnoDB: Lift the limit of index key prefixes.

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With this change, the index prefix column length lifted from 767 bytes
to 3072 bytes if "innodb_large_prefix" is set to "true".

rb://603 approved by Marko
This commit is contained in:
Jimmy Yang 2011-05-31 02:12:32 -07:00
commit 9e2b7fa7d5
31 changed files with 827 additions and 156 deletions
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3
include/my_base.h
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@ -446,7 +446,8 @@ enum ha_base_keytype {
#define HA_ERR_FILE_TOO_SHORT 175 /* File too short */
#define HA_ERR_WRONG_CRC 176 /* Wrong CRC on page */
#define HA_ERR_TOO_MANY_CONCURRENT_TRXS 177 /*Too many active concurrent transactions */
#define HA_ERR_LAST 177 /* Copy of last error nr */
#define HA_ERR_INDEX_COL_TOO_LONG 178 /* Index column length exceeds limit */
#define HA_ERR_LAST 178 /* Copy of last error nr */
/* Number of different errors */
#define HA_ERR_ERRORS (HA_ERR_LAST - HA_ERR_FIRST + 1)