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added some comments

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This commit is contained in:
bell@sanja.is.com.ua
2002-03-16 10:36:27 +02:00
parent 50d514b67d
commit c92df13c84
2 changed files with 8 additions and 4 deletions
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5
sql/sql_class.h
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@ -473,7 +473,10 @@ public:
}
};
/*
Used to hold information about file and file structure in exchainge
via non-DB file (...INTO OUTFILE..., ...LOAD DATA...)
*/
class sql_exchange :public Sql_alloc
{
public:

3
sql/table.h
View File

@ -111,7 +111,7 @@ struct st_table {
char *table_name,*real_name,*path;
uint key_length; /* Length of key */
uint tablenr,used_fields,null_bytes;
table_map map;
table_map map; /* ID bit of table (1,2,4,8,16...) */
ulong version,flush_version;
uchar *null_flags;
IO_CACHE *io_cache; /* If sorted trough file*/
@ -139,6 +139,7 @@ typedef struct st_table_list {
char *db,*name,*real_name;
Item *on_expr; /* Used with outer join */
struct st_table_list *natural_join; /* natural join on this table*/
/* ... join ... USE INDEX ... IGNORE INDEX */
List<String> *use_index,*ignore_index;
TABLE *table;
GRANT_INFO grant;