File query_rewrite_select.c¶

FileList > cubrid > src > optimizer > rewriter > query_rewrite_select.c

#include "parse_tree.h"
#include <assert.h>
#include "query_rewrite.h"

Public Functions¶

Type	Name
PT_NODE *	qo_analyze_path_join (PARSER_CONTEXT * parser, PT_NODE * path_spec, void * arg, int * continue_walk)
PT_NODE *	qo_analyze_path_join_pre (PARSER_CONTEXT * parser, PT_NODE * spec, void * arg, int * continue_walk)
bool	qo_check_generate_single_tbl_connect_by (PARSER_CONTEXT * parser, PT_NODE * node)
void	qo_move_on_of_explicit_join_to_where (PARSER_CONTEXT * parser, PT_NODE fromp, PT_NODE wherep)
void	qo_rewrite_index_hints (PARSER_CONTEXT * parser, PT_NODE * statement)
void	qo_rewrite_nonnull_count_select_list (PARSER_CONTEXT * parser, PT_NODE * select)
bool	qo_rewrite_select_queries (PARSER_CONTEXT * parser, PT_NODE nodep, PT_NODE wherep, int * seqno)

Public Static Functions¶

Type	Name
bool	qo_check_fk_ref_pk_in_child_spec (PARSER_CONTEXT * parser, PT_NODE * query, QO_REDUCE_REFERENCE_INFO * reduce_reference_info)
bool	qo_check_fks_ref_pk_in_child_spec (PARSER_CONTEXT * parser, PT_NODE * query, QO_REDUCE_REFERENCE_INFO * reduce_reference_info)
bool	qo_check_pk_ref_by_fk_in_parent_spec (PARSER_CONTEXT * parser, PT_NODE * query, QO_REDUCE_REFERENCE_INFO * reduce_reference_info)
bool	qo_check_reduce_predicate_for_parent_spec (PARSER_CONTEXT * parser, PT_NODE * query, QO_REDUCE_REFERENCE_INFO * reduce_reference_info)
PT_NODE *	qo_collect_name_with_eq_const (PARSER_CONTEXT * parser, PT_NODE * on_cond, PT_NODE * spec)
PT_NODE *	qo_construct_new_set (PARSER_CONTEXT * parser, PT_NODE * node)
PT_NODE *	qo_convert_attref_to_dotexpr (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_convert_attref_to_dotexpr_pre (PARSER_CONTEXT * parser, PT_NODE * spec, void * arg, int * continue_walk)
PT_MISC_TYPE	qo_find_best_path_type (PT_NODE * spec)
PT_NODE *	qo_get_name_cnt_by_spec (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_get_name_cnt_by_spec_no_on (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_get_name_cnt_keep_unique (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_get_next_oid_pred (PT_NODE * pred)
bool	qo_is_exclude_spec (PT_NODE * exclude_spec_point_list, PT_NODE * spec)
int	qo_is_oid_const (PT_NODE * node)
PT_NODE *	qo_make_new_derived_tblspec (PARSER_CONTEXT * parser, PT_NODE * node, PT_NODE * pred, int * seqno)
PT_NODE *	qo_modify_location (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
void	qo_reduce_joined_tbls_ref_by_fk (PARSER_CONTEXT * parser, PT_NODE * query)
int	qo_reduce_order_by (PARSER_CONTEXT * parser, PT_NODE * node)
int	qo_reduce_order_by_for (PARSER_CONTEXT * parser, PT_NODE * node)
PT_NODE *	qo_reduce_outer_joined_tbls (PARSER_CONTEXT * parser, PT_NODE * spec, PT_NODE * query)
void	qo_reduce_predicate_for_parent_spec (PARSER_CONTEXT * parser, PT_NODE * query, QO_REDUCE_REFERENCE_INFO * reduce_reference_info)
PT_NODE *	qo_reset_location (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
void	qo_reset_spec_location (PARSER_CONTEXT * parser, PT_NODE * spec, PT_NODE * query)
PT_NODE *	qo_rewrite_innerjoin (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_rewrite_nonnull_count (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)
PT_NODE *	qo_rewrite_oid_equality (PARSER_CONTEXT * parser, PT_NODE * node, PT_NODE * pred, int * seqno)
PT_NODE *	qo_rewrite_outerjoin (PARSER_CONTEXT * parser, PT_NODE * node, void * arg, int * continue_walk)

Public Functions Documentation¶

function qo_analyze_path_join¶

PT_NODE * qo_analyze_path_join (
    PARSER_CONTEXT * parser,
    PT_NODE * path_spec,
    void * arg,
    int * continue_walk
)

function qo_analyze_path_join_pre¶

PT_NODE * qo_analyze_path_join_pre (
    PARSER_CONTEXT * parser,
    PT_NODE * spec,
    void * arg,
    int * continue_walk
)

function qo_check_generate_single_tbl_connect_by¶

bool qo_check_generate_single_tbl_connect_by (
    PARSER_CONTEXT * parser,
    PT_NODE * node
)

function qo_move_on_of_explicit_join_to_where¶

void qo_move_on_of_explicit_join_to_where (
    PARSER_CONTEXT * parser,
    PT_NODE ** fromp,
    PT_NODE ** wherep
)

function qo_rewrite_index_hints¶

void qo_rewrite_index_hints (
    PARSER_CONTEXT * parser,
    PT_NODE * statement
)

function qo_rewrite_nonnull_count_select_list¶

void qo_rewrite_nonnull_count_select_list (
    PARSER_CONTEXT * parser,
    PT_NODE * select
)

function qo_rewrite_select_queries¶

bool qo_rewrite_select_queries (
    PARSER_CONTEXT * parser,
    PT_NODE ** nodep,
    PT_NODE ** wherep,
    int * seqno
)

Public Static Functions Documentation¶

function qo_check_fk_ref_pk_in_child_spec¶

static bool qo_check_fk_ref_pk_in_child_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * query,
    QO_REDUCE_REFERENCE_INFO * reduce_reference_info
)

function qo_check_fks_ref_pk_in_child_spec¶

static bool qo_check_fks_ref_pk_in_child_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * query,
    QO_REDUCE_REFERENCE_INFO * reduce_reference_info
)

function qo_check_pk_ref_by_fk_in_parent_spec¶

static bool qo_check_pk_ref_by_fk_in_parent_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * query,
    QO_REDUCE_REFERENCE_INFO * reduce_reference_info
)

function qo_check_reduce_predicate_for_parent_spec¶

static bool qo_check_reduce_predicate_for_parent_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * query,
    QO_REDUCE_REFERENCE_INFO * reduce_reference_info
)

function qo_collect_name_with_eq_const¶

static PT_NODE * qo_collect_name_with_eq_const (
    PARSER_CONTEXT * parser,
    PT_NODE * on_cond,
    PT_NODE * spec
)

function qo_construct_new_set¶

static PT_NODE * qo_construct_new_set (
    PARSER_CONTEXT * parser,
    PT_NODE * node
)

function qo_convert_attref_to_dotexpr¶

static PT_NODE * qo_convert_attref_to_dotexpr (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_convert_attref_to_dotexpr_pre¶

static PT_NODE * qo_convert_attref_to_dotexpr_pre (
    PARSER_CONTEXT * parser,
    PT_NODE * spec,
    void * arg,
    int * continue_walk
)

function qo_find_best_path_type¶

static PT_MISC_TYPE qo_find_best_path_type (
    PT_NODE * spec
)

function qo_get_name_cnt_by_spec¶

static PT_NODE * qo_get_name_cnt_by_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_get_name_cnt_by_spec_no_on¶

static PT_NODE * qo_get_name_cnt_by_spec_no_on (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_get_name_cnt_keep_unique¶

static PT_NODE * qo_get_name_cnt_keep_unique (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_get_next_oid_pred¶

static PT_NODE * qo_get_next_oid_pred (
    PT_NODE * pred
)

function qo_is_exclude_spec¶

static bool qo_is_exclude_spec (
    PT_NODE * exclude_spec_point_list,
    PT_NODE * spec
)

function qo_is_oid_const¶

static int qo_is_oid_const (
    PT_NODE * node
)

function qo_make_new_derived_tblspec¶

static PT_NODE * qo_make_new_derived_tblspec (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    PT_NODE * pred,
    int * seqno
)

function qo_modify_location¶

static PT_NODE * qo_modify_location (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_reduce_joined_tbls_ref_by_fk¶

static void qo_reduce_joined_tbls_ref_by_fk (
    PARSER_CONTEXT * parser,
    PT_NODE * query
)

function qo_reduce_order_by¶

static int qo_reduce_order_by (
    PARSER_CONTEXT * parser,
    PT_NODE * node
)

function qo_reduce_order_by_for¶

static int qo_reduce_order_by_for (
    PARSER_CONTEXT * parser,
    PT_NODE * node
)

function qo_reduce_outer_joined_tbls¶

static PT_NODE * qo_reduce_outer_joined_tbls (
    PARSER_CONTEXT * parser,
    PT_NODE * spec,
    PT_NODE * query
)

function qo_reduce_predicate_for_parent_spec¶

static void qo_reduce_predicate_for_parent_spec (
    PARSER_CONTEXT * parser,
    PT_NODE * query,
    QO_REDUCE_REFERENCE_INFO * reduce_reference_info
)

function qo_reset_location¶

static PT_NODE * qo_reset_location (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_reset_spec_location¶

static void qo_reset_spec_location (
    PARSER_CONTEXT * parser,
    PT_NODE * spec,
    PT_NODE * query
)

function qo_rewrite_innerjoin¶

static PT_NODE * qo_rewrite_innerjoin (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_rewrite_nonnull_count¶

static PT_NODE * qo_rewrite_nonnull_count (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

function qo_rewrite_oid_equality¶

static PT_NODE * qo_rewrite_oid_equality (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    PT_NODE * pred,
    int * seqno
)

function qo_rewrite_outerjoin¶

static PT_NODE * qo_rewrite_outerjoin (
    PARSER_CONTEXT * parser,
    PT_NODE * node,
    void * arg,
    int * continue_walk
)

The documentation for this class was generated from the following file cubrid/src/optimizer/rewriter/query_rewrite_select.c