File query_hash_scan.h¶

FileList > cubrid > src > query > query_hash_scan.h

#include "regu_var.hpp"

Classes¶

Type	Name
struct	file_hash_scan_id
struct	hash_list_scan
struct	hash_scan_key
struct	qfile_tuple_simple_pos
struct	temp_file_tuple_id

Public Types¶

Type	Name
typedef struct file_hash_scan_id	FHSID
typedef struct hash_list_scan	HASH_LIST_SCAN
typedef enum hash_method	HASH_METHOD
typedef struct hash_scan_key	HASH_SCAN_KEY
typedef union hash_scan_value	HASH_SCAN_VALUE
typedef struct qfile_tuple_simple_pos	QFILE_TUPLE_SIMPLE_POS
typedef struct temp_file_tuple_id	TFTID
typedef struct val_descr	VAL_DESCR
enum	hash_method
union	hash_scan_value

Public Functions¶

Type	Name
FHSID *	fhs_create (THREAD_ENTRY * thread_p, FHSID * fhsid, int exp_num_entries)
int	fhs_destroy (THREAD_ENTRY * thread_p, FHSID * fhsid)
void	fhs_dump (THREAD_ENTRY * thread_p, FHSID * fhsid)
void *	fhs_insert (THREAD_ENTRY * thread_p, FHSID * fhsid, void * key, TFTID * value_ptr)
EH_SEARCH	fhs_search (THREAD_ENTRY * thread_p, HASH_LIST_SCAN * hlsid, TFTID * value_ptr)
EH_SEARCH	fhs_search_next (THREAD_ENTRY * thread_p, HASH_LIST_SCAN * hlsid, TFTID * value_ptr)
HASH_SCAN_KEY *	qdata_alloc_hscan_key (THREAD_ENTRY * thread_p, int val_cnt, bool alloc_vals)
HASH_SCAN_VALUE *	qdata_alloc_hscan_value (THREAD_ENTRY * thread_p, QFILE_TUPLE tpl)
HASH_SCAN_VALUE *	qdata_alloc_hscan_value_OID (THREAD_ENTRY * thread_p, QFILE_LIST_SCAN_ID * scan_id_p)
int	qdata_build_hscan_key (THREAD_ENTRY * thread_p, VAL_DESCR * vd, REGU_VARIABLE_LIST regu_list, HASH_SCAN_KEY * key)
HASH_SCAN_KEY *	qdata_copy_hscan_key (THREAD_ENTRY * thread_p, HASH_SCAN_KEY * key, REGU_VARIABLE_LIST probe_regu_list, VAL_DESCR * vd)
HASH_SCAN_KEY *	qdata_copy_hscan_key_without_alloc (THREAD_ENTRY * thread_p, HASH_SCAN_KEY * key, REGU_VARIABLE_LIST probe_regu_list, HASH_SCAN_KEY * new_key)
int	qdata_free_hscan_entry (const void * key, void * data, void * args)
void	qdata_free_hscan_key (THREAD_ENTRY * thread_p, HASH_SCAN_KEY * key, int val_count)
void	qdata_free_hscan_value (THREAD_ENTRY * thread_p, HASH_SCAN_VALUE * value)
unsigned int	qdata_hash_scan_key (const void * key, unsigned int ht_size, HASH_METHOD hash_method)
int	qdata_hscan_key_eq (const void * key1, const void * key2)
int	qdata_print_hash_scan_entry (THREAD_ENTRY * thread_p, FILE * fp, const void * data, const void * type_list, void * args)

Macros¶

Type	Name
define	DUMP_HASH_TABLE_LIMIT `100`
define	HASH_LIST_SCAN_DUMP_FILE_HASH `0`
define	HASH_LIST_SCAN_DUMP_HASH_TABLE `0`
define	MAKE_TFTID_TO_TUPLE_POSTION (tuple_pos, tftid, scan_id_p) `/* multi line expression */`
define	MAKE_TUPLE_POSTION (tuple_pos, simple_pos, scan_id_p) `/* multi line expression */`
define	SET_TFTID (dest_tftid, vol_id, page_id, param_offset) `/* multi line expression */`

Public Types Documentation¶

typedef FHSID¶

typedef struct file_hash_scan_id FHSID;

typedef HASH_LIST_SCAN¶

typedef struct hash_list_scan HASH_LIST_SCAN;

typedef HASH_METHOD¶

typedef enum hash_method HASH_METHOD;

typedef HASH_SCAN_KEY¶

typedef struct hash_scan_key HASH_SCAN_KEY;

typedef HASH_SCAN_VALUE¶

typedef union hash_scan_value HASH_SCAN_VALUE;

typedef QFILE_TUPLE_SIMPLE_POS¶

typedef struct qfile_tuple_simple_pos QFILE_TUPLE_SIMPLE_POS;

typedef TFTID¶

typedef struct temp_file_tuple_id TFTID;

typedef VAL_DESCR¶

typedef struct val_descr VAL_DESCR;

enum hash_method¶

enum hash_method {
    HASH_METH_NOT_USE = 0,
    HASH_METH_IN_MEM = 1,
    HASH_METH_HYBRID = 2,
    HASH_METH_HASH_FILE = 3
};

union hash_scan_value¶

Public Functions Documentation¶

function fhs_create¶

FHSID * fhs_create (
    THREAD_ENTRY * thread_p,
    FHSID * fhsid,
    int exp_num_entries
)

function fhs_destroy¶

int fhs_destroy (
    THREAD_ENTRY * thread_p,
    FHSID * fhsid
)

function fhs_dump¶

void fhs_dump (
    THREAD_ENTRY * thread_p,
    FHSID * fhsid
)

function fhs_insert¶

void * fhs_insert (
    THREAD_ENTRY * thread_p,
    FHSID * fhsid,
    void * key,
    TFTID * value_ptr
)

function fhs_search¶

EH_SEARCH fhs_search (
    THREAD_ENTRY * thread_p,
    HASH_LIST_SCAN * hlsid,
    TFTID * value_ptr
)

function fhs_search_next¶

EH_SEARCH fhs_search_next (
    THREAD_ENTRY * thread_p,
    HASH_LIST_SCAN * hlsid,
    TFTID * value_ptr
)

function qdata_alloc_hscan_key¶

HASH_SCAN_KEY * qdata_alloc_hscan_key (
    THREAD_ENTRY * thread_p,
    int val_cnt,
    bool alloc_vals
)

function qdata_alloc_hscan_value¶

HASH_SCAN_VALUE * qdata_alloc_hscan_value (
    THREAD_ENTRY * thread_p,
    QFILE_TUPLE tpl
)

function qdata_alloc_hscan_value_OID¶

HASH_SCAN_VALUE * qdata_alloc_hscan_value_OID (
    THREAD_ENTRY * thread_p,
    QFILE_LIST_SCAN_ID * scan_id_p
)

function qdata_build_hscan_key¶

int qdata_build_hscan_key (
    THREAD_ENTRY * thread_p,
    VAL_DESCR * vd,
    REGU_VARIABLE_LIST regu_list,
    HASH_SCAN_KEY * key
)

function qdata_copy_hscan_key¶

HASH_SCAN_KEY * qdata_copy_hscan_key (
    THREAD_ENTRY * thread_p,
    HASH_SCAN_KEY * key,
    REGU_VARIABLE_LIST probe_regu_list,
    VAL_DESCR * vd
)

function qdata_copy_hscan_key_without_alloc¶

HASH_SCAN_KEY * qdata_copy_hscan_key_without_alloc (
    THREAD_ENTRY * thread_p,
    HASH_SCAN_KEY * key,
    REGU_VARIABLE_LIST probe_regu_list,
    HASH_SCAN_KEY * new_key
)

function qdata_free_hscan_entry¶

int qdata_free_hscan_entry (
    const  void * key,
    void * data,
    void * args
)

function qdata_free_hscan_key¶

void qdata_free_hscan_key (
    THREAD_ENTRY * thread_p,
    HASH_SCAN_KEY * key,
    int val_count
)

function qdata_free_hscan_value¶

void qdata_free_hscan_value (
    THREAD_ENTRY * thread_p,
    HASH_SCAN_VALUE * value
)

function qdata_hash_scan_key¶

unsigned  int qdata_hash_scan_key (
    const  void * key,
    unsigned  int ht_size,
    HASH_METHOD hash_method
)

function qdata_hscan_key_eq¶

int qdata_hscan_key_eq (
    const  void * key1,
    const  void * key2
)

function qdata_print_hash_scan_entry¶

int qdata_print_hash_scan_entry (
    THREAD_ENTRY * thread_p,
    FILE * fp,
    const  void * data,
    const  void * type_list,
    void * args
)

Macro Definition Documentation¶

define DUMP_HASH_TABLE_LIMIT¶

#define DUMP_HASH_TABLE_LIMIT `100`

define HASH_LIST_SCAN_DUMP_FILE_HASH¶

#define HASH_LIST_SCAN_DUMP_FILE_HASH `0`

define HASH_LIST_SCAN_DUMP_HASH_TABLE¶

#define HASH_LIST_SCAN_DUMP_HASH_TABLE `0`

define MAKE_TFTID_TO_TUPLE_POSTION¶

#define MAKE_TFTID_TO_TUPLE_POSTION (
    tuple_pos,
    tftid,
    scan_id_p
) `/* multi line expression */`

define MAKE_TUPLE_POSTION¶

#define MAKE_TUPLE_POSTION (
    tuple_pos,
    simple_pos,
    scan_id_p
) `/* multi line expression */`

define SET_TFTID¶

#define SET_TFTID (
    dest_tftid,
    vol_id,
    page_id,
    param_offset
) `/* multi line expression */`

The documentation for this class was generated from the following file cubrid/src/query/query_hash_scan.h