diff options
Diffstat (limited to 'sql/field.h')
| -rw-r--r-- | sql/field.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sql/field.h b/sql/field.h index 9a12fd48e54..b62b7a7859e 100644 --- a/sql/field.h +++ b/sql/field.h @@ -949,6 +949,15 @@ public: void sort_string(char *buff,uint length); uint32 pack_length() const { return (uint32) (packlength+table->blob_ptr_size); } + uint32 max_data_length() const + { + switch (packlength) { + case 1: return 255; + case 2: return (uint32) 0xFFFFL; + case 3: return (uint32) 0xFFFFFF; + default: return (uint32) 0xFFFFFFFF; + } + } void reset(void) { bzero(ptr, packlength+sizeof(char*)); } void reset_fields() { bzero((char*) &value,sizeof(value)); } void store_length(uint32 number); |