#include "config.h"
#include "error_manager.h"
#include "class_object.h"
#include "cursor.h"

Include dependency graph for db_query.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	db_query_type

struct	db_select_result

struct	db_call_result

struct	db_objfetch_result

struct	db_get_result

struct	db_query_tplpos

struct	db_query_result

struct	db_executed_statement_type

struct	db_prepare_info

Typedefs
typedef struct db_select_result	DB_SELECT_RESULT

typedef struct db_call_result	DB_CALL_RESULT

typedef struct db_objfetch_result	DB_OBJFETCH_RESULT

typedef struct db_get_result	DB_GET_RESULT

typedef struct db_query_tplpos	DB_QUERY_TPLPOS

typedef struct db_executed_statement_type	DB_EXECUTED_STATEMENT_TYPE

typedef struct db_prepare_info	DB_PREPARE_INFO

Enumerations
enum	COL_VISIBLE_TYPE { OID_COLUMN, USER_COLUMN, SYSTEM_ADDED_COLUMN }

enum	DB_RESULT_TYPE { T_SELECT = 1, T_CALL, T_OBJFETCH, T_GET, T_CACHE_HIT }

enum	DB_RESULT_STATUS { T_OPEN = 1, T_CLOSED }

Functions
SM_DOMAIN *	db_query_format_src_domain (DB_QUERY_TYPE *query_type)

int	db_execute_with_values (const char CSQL_query, DB_QUERY_RESULT result, DB_QUERY_ERROR query_error, int arg_count, DB_VALUE *vals)

int	db_query_seek_tuple (DB_QUERY_RESULT *result, int offset, int seek_mode)

DB_QUERY_TPLPOS *	db_query_get_tplpos (DB_QUERY_RESULT *result)

int	db_query_set_tplpos (DB_QUERY_RESULT result, DB_QUERY_TPLPOS tplpos)

void	db_query_free_tplpos (DB_QUERY_TPLPOS *tplpos)

int	db_query_get_tuple_object (DB_QUERY_RESULT result, int index, DB_OBJECT *object)

int	db_query_get_tuple_object_by_name (DB_QUERY_RESULT result, char column_name, DB_OBJECT **object)

int	db_query_get_value_to_space (DB_QUERY_RESULT result, int index, unsigned char ptr, int maxlength, bool truncated, DB_TYPE user_type, bool null_flag)

int	db_query_get_value_to_pointer (DB_QUERY_RESULT result, int index, unsigned char ptr, DB_TYPE user_type, bool null_flag)

bool	db_is_client_cache_reusable (DB_QUERY_RESULT *result)

int	db_query_get_cache_time (DB_QUERY_RESULT result, CACHE_TIME cache_time)

DB_QUERY_TYPE *	db_cp_query_type (DB_QUERY_TYPE *query_type, int copy_only_user)

DB_QUERY_TYPE *	db_alloc_query_format (int cnt)

void	db_free_query_format (DB_QUERY_TYPE *q)

DB_QUERY_RESULT *	db_get_db_value_query_result (DB_VALUE *var)

void	db_free_query_result (DB_QUERY_RESULT *r)

DB_QUERY_RESULT *	db_alloc_query_result (DB_RESULT_TYPE r_type, int col_cnt)

void	db_init_query_result (DB_QUERY_RESULT *r, DB_RESULT_TYPE r_type)

int	db_query_end (DB_QUERY_RESULT *result)

int	db_query_end_internal (DB_QUERY_RESULT *result, bool notify_server)

void	db_clear_client_query_result (int notify_server, bool end_holdable)

void	db_init_prepare_info (DB_PREPARE_INFO *info)

int	db_pack_prepare_info (const DB_PREPARE_INFO info, char *buffer)

int	db_unpack_prepare_info (DB_PREPARE_INFO info, char buffer)

void	db_set_execution_plan (char *plan, int length)

char *	db_get_execution_plan (void)

void	db_free_execution_plan (void)

Typedef Documentation

typedef struct db_call_result DB_CALL_RESULT

typedef struct db_executed_statement_type DB_EXECUTED_STATEMENT_TYPE

Definition at line 132 of file db_query.h.

typedef struct db_get_result DB_GET_RESULT

typedef struct db_objfetch_result DB_OBJFETCH_RESULT

typedef struct db_prepare_info DB_PREPARE_INFO

Definition at line 140 of file db_query.h.

typedef struct db_query_tplpos DB_QUERY_TPLPOS

typedef struct db_select_result DB_SELECT_RESULT

Enumeration Type Documentation

enum COL_VISIBLE_TYPE

Enumerator
OID_COLUMN
USER_COLUMN
SYSTEM_ADDED_COLUMN

Definition at line 45 of file db_query.h.

enum DB_RESULT_STATUS

Enumerator
T_OPEN
T_CLOSED

Definition at line 110 of file db_query.h.

enum DB_RESULT_TYPE

Enumerator
T_SELECT
T_CALL
T_OBJFETCH
T_GET
T_CACHE_HIT

Definition at line 107 of file db_query.h.

Function Documentation

DB_QUERY_TYPE* db_alloc_query_format ( int cnt )

Definition at line 807 of file db_query.c.

References ARG_FILE_LINE, db_query_type::attr_name, db_query_type::col_type, DB_COL_OTHER, db_free_query_format(), DB_SIZEOF, db_query_type::db_type, DB_TYPE_NULL, db_query_type::domain, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), db_query_type::name, db_query_type::next, NULL, db_query_type::original_name, p, db_query_type::size, db_query_type::spec_name, db_query_type::src_domain, USER_COLUMN, and db_query_type::visible_type.

Referenced by db_cp_query_type(), db_execute_oid(), db_get_db_value_query_result(), db_get_query_type_list(), db_object_describe(), and db_object_fetch().

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DB_QUERY_RESULT* db_alloc_query_result	(	DB_RESULT_TYPE	r_type,
		int	col_cnt
	)

Definition at line 868 of file db_query.c.

References allocate_query_result(), ARG_FILE_LINE, db_query_result::c, db_free_query_result(), DB_INVALID_RESTYPE, db_make_null(), DB_SIZEOF, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, ER_QPROC_INVALID_RESTYPE, er_set(), db_query_result::g, NULL, db_query_result::o, QP_QRES_LIST_INC_RATE, QP_QRES_LIST_INIT_CNT, Qres_table, db_query_result::qtable_ind, db_query_result::query_type, db_query_result::res, T_CALL, T_GET, T_OBJFETCH, T_SELECT, db_get_result::tpl_list, db_query_result::type_cnt, db_call_result::val_ptr, and db_objfetch_result::valptr_list.

Referenced by db_execute_oid(), db_get_db_value_query_result(), db_object_fetch(), pt_make_cache_hit_result_descriptor(), and pt_new_query_result_descriptor().

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void db_clear_client_query_result	(	int	notify_server,
		bool	end_holdable
	)

Definition at line 1208 of file db_query.c.

References db_query_end_internal(), NULL, Qres_table, and T_SELECT.

Referenced by tran_2pc_prepare(), tran_2pc_prepare_global_tran(), tran_abort(), tran_abort_only_client(), and tran_commit().

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DB_QUERY_TYPE* db_cp_query_type	(	DB_QUERY_TYPE *	query_type,
		int	copy_only_user
	)

Definition at line 1329 of file db_query.c.

References ARG_FILE_LINE, db_query_type::attr_name, CHECK_CONNECT_NULL, db_alloc_query_format(), db_cp_query_type_helper(), db_free_query_format(), db_query_type::db_type, db_query_type::domain, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), db_query_type::name, db_query_type::next, NULL, db_query_type::original_name, db_query_type::size, sm_domain_copy(), db_query_type::spec_name, db_query_type::src_domain, strlen, SYSTEM_ADDED_COLUMN, USER_COLUMN, and db_query_type::visible_type.

Referenced by db_execute_and_keep_statement_local(), db_get_query_result_format(), and db_get_query_type_list().

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int db_execute_with_values	(	const char *	CSQL_query,
		DB_QUERY_RESULT **	result,
		DB_QUERY_ERROR *	query_error,
		int	arg_count,
		DB_VALUE *	vals
	)

Definition at line 1511 of file db_query.c.

References db_close_session_local(), db_execute_statement_local(), DB_NO_OIDS, db_open_buffer_and_compile_first_statement(), db_push_values(), error(), and NULL.

Referenced by delete_all_slave_ha_apply_info(), insert_ha_apply_info(), la_get_ha_apply_info(), and la_update_query_execute_with_values().

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void db_free_execution_plan ( void )

Definition at line 3638 of file db_query.c.

References db_Execution_plan, db_Execution_plan_length, free_and_init, and NULL.

Referenced by db_shutdown().

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void db_free_query_format ( DB_QUERY_TYPE * q )

Definition at line 154 of file db_query.c.

References db_query_type::attr_name, free_and_init, db_query_type::name, db_query_type::next, NULL, db_query_type::original_name, p, sm_domain_free(), db_query_type::spec_name, and db_query_type::src_domain.

Referenced by db_alloc_query_format(), db_close_session_local(), db_cp_query_type(), db_free_query_result(), db_object_describe(), db_parse_one_statement(), db_query_format_free(), do_create_entity(), pt_check_partitions(), pt_fillin_type_size(), pt_get_select_query_columns(), and pt_get_titles().

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void db_free_query_result ( DB_QUERY_RESULT * r )

Definition at line 727 of file db_query.c.

References db_query_result::c, db_query_result::col_cnt, db_free_query_format(), db_value_clear(), db_value_free(), free_and_init, free_query_result(), db_query_result::g, db_get_result::n_tuple, NULL, db_query_result::o, Qres_table, db_query_result::qtable_ind, db_query_result::query_type, db_query_result::res, db_query_result::status, T_CALL, T_CLOSED, T_GET, T_OBJFETCH, T_SELECT, db_get_result::tpl_list, db_query_result::type, db_call_result::val_ptr, and db_objfetch_result::valptr_list.

Referenced by db_alloc_query_result(), db_execute_oid(), db_get_db_value_query_result(), db_object_fetch(), db_query_end_internal(), and pt_new_query_result_descriptor().

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DB_QUERY_RESULT* db_get_db_value_query_result ( DB_VALUE * var )

Definition at line 1998 of file db_query.c.

References db_query_type::attr_name, db_query_result::c, C_BEFORE, CHECK_1ARG_NULL, CHECK_CONNECT_NULL, db_query_result::col_cnt, db_call_result::crs_pos, db_alloc_query_format(), db_alloc_query_result(), db_free_query_result(), db_init_query_result(), db_query_type::db_type, db_value_copy(), DB_VALUE_TYPE, db_query_type::domain, db_query_type::name, NULL, db_query_result::oid_included, db_query_type::original_name, db_query_result::query_type, db_query_result::res, db_query_type::size, db_query_type::spec_name, db_query_type::src_domain, T_CALL, db_query_result::type, db_query_result::type_cnt, and db_call_result::val_ptr.

Referenced by db_execute_and_keep_statement_local(), and uci_static().

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char* db_get_execution_plan ( void )

Definition at line 3621 of file db_query.c.

References db_Execution_plan, and NULL.

Referenced by fn_execute_array(), and fn_execute_internal().

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void db_init_prepare_info ( DB_PREPARE_INFO * info )

Definition at line 411 of file db_query.c.

References assert, db_prepare_info::auto_param_count, db_prepare_info::columns, db_prepare_info::host_var_expected_domains, db_prepare_info::host_variables, db_prepare_info::into_count, db_prepare_info::into_list, NULL, db_prepare_info::oids_included, db_prepare_info::recompile, db_value_array::size, db_prepare_info::statement, and db_value_array::vals.

Referenced by do_get_prepared_statement_info(), and do_process_prepare_statement().

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void db_init_query_result	(	DB_QUERY_RESULT *	r,
		DB_RESULT_TYPE	r_type
	)

Definition at line 1011 of file db_query.c.

References ARG_FILE_LINE, db_query_result::c, C_BEFORE, db_select_result::cache_time, CACHE_TIME_RESET, db_query_result::col_cnt, db_call_result::crs_pos, db_objfetch_result::crs_pos, db_get_result::crs_pos, db_select_result::cursor_id, DB_INVALID_RESTYPE, DB_SIZEOF, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, ER_QPROC_INVALID_RESTYPE, er_set(), db_query_result::g, i, cursor_id::list_id, db_get_result::n_tuple, db_query_result::next, NULL, db_query_result::o, db_query_result::oid_included, db_select_result::query_id, db_query_result::res, db_query_result::s, sm_domain_copy(), db_query_result::status, db_select_result::stmt_id, db_select_result::stmt_type, strlen, T_CALL, T_CLOSED, T_GET, T_OBJFETCH, T_OPEN, T_SELECT, db_get_result::tpl_idx, qfile_list_id::tuple_cnt, and db_query_result::type.

Referenced by db_execute_oid(), db_get_db_value_query_result(), db_object_fetch(), pt_make_cache_hit_result_descriptor(), and pt_new_query_result_descriptor().

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bool db_is_client_cache_reusable ( DB_QUERY_RESULT * result )

Definition at line 3432 of file db_query.c.

int db_pack_prepare_info	(	const DB_PREPARE_INFO *	info,
		char **	buffer
	)

Definition at line 433 of file db_query.c.

References ARG_FILE_LINE, assert, db_prepare_info::auto_param_count, db_prepare_info::columns, ER_ERROR_SEVERITY, ER_FAILED, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), db_prepare_info::host_var_expected_domains, db_prepare_info::host_variables, i, db_prepare_info::into_count, db_prepare_info::into_list, NULL, db_prepare_info::oids_included, OR_INT_SIZE, or_pack_db_value(), or_pack_domain(), or_pack_int(), or_pack_query_format(), or_pack_string(), or_pack_string_with_length(), or_packed_domain_size(), or_packed_query_format_size(), or_packed_string_length(), OR_VALUE_ALIGNED_SIZE, db_prepare_info::recompile, db_value_array::size, db_prepare_info::statement, db_prepare_info::stmt_type, and db_value_array::vals.

Referenced by do_process_prepare_statement().

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int db_query_end ( DB_QUERY_RESULT * result )

Definition at line 3362 of file db_query.c.

int db_query_end_internal	(	DB_QUERY_RESULT *	result,
		bool	notify_server
	)

Definition at line 3473 of file db_query.c.

References ARG_FILE_LINE, assert, cursor_close(), db_select_result::cursor_id, db_Connect_status, DB_CONNECTION_STATUS_CONNECTED, db_free_query_result(), er_errid(), ER_ERROR_SEVERITY, ER_OBJ_NO_CONNECT, er_set(), error(), NO_ERROR, qmgr_end_query(), db_select_result::query_id, db_query_result::res, db_query_result::s, db_query_result::status, T_CLOSED, T_SELECT, and db_query_result::type.

Referenced by db_clear_client_query_result(), and db_query_end().

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SM_DOMAIN* db_query_format_src_domain ( DB_QUERY_TYPE * query_type )

Definition at line 1675 of file db_query.c.

References CHECK_1ARG_NULL, and db_query_type::src_domain.

Referenced by db_query_format_class_name(), and db_query_format_is_non_null().

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void db_query_free_tplpos ( DB_QUERY_TPLPOS * tplpos )

Definition at line 2858 of file db_query.c.

References free_and_init.

Referenced by db_query_seek_tuple().

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int db_query_get_cache_time	(	DB_QUERY_RESULT *	result,
		CACHE_TIME *	cache_time
	)

Definition at line 3451 of file db_query.c.

DB_QUERY_TPLPOS* db_query_get_tplpos ( DB_QUERY_RESULT * result )

Definition at line 2737 of file db_query.c.

References ARG_FILE_LINE, db_query_result::c, CHECK_1ARG_NULL, CHECK_CONNECT_NULL, db_query_result::col_cnt, db_call_result::crs_pos, db_objfetch_result::crs_pos, db_get_result::crs_pos, db_query_tplpos::crs_pos, cursor_id::current_tuple_no, cursor_id::current_tuple_offset, cursor_id::current_vpid, db_select_result::cursor_id, DB_SIZEOF, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, ER_QPROC_INVALID_RESTYPE, ER_QPROC_OPR_ON_CLOSED_QRES, er_set(), free_and_init, db_query_result::g, db_get_result::n_tuple, NULL, db_query_result::o, vpid::pageid, cursor_id::position, db_query_result::res, db_query_result::s, db_query_result::status, T_CALL, T_CLOSED, T_GET, T_OBJFETCH, T_SELECT, db_get_result::tpl_idx, db_query_tplpos::tpl_no, db_query_tplpos::tpl_off, db_query_result::type, vpid::volid, and db_query_tplpos::vpid.

Referenced by db_query_seek_tuple().

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int db_query_get_tuple_object	(	DB_QUERY_RESULT *	result,
		int	index,
		DB_OBJECT **	object
	)

int db_query_get_tuple_object_by_name	(	DB_QUERY_RESULT *	result,
		char *	column_name,
		DB_OBJECT **	object
	)

int db_query_get_value_to_pointer	(	DB_QUERY_RESULT *	result,
		int	index,
		unsigned char **	ptr,
		DB_TYPE	user_type,
		bool *	null_flag
	)

int db_query_get_value_to_space	(	DB_QUERY_RESULT *	result,
		int	index,
		unsigned char *	ptr,
		int	maxlength,
		bool *	truncated,
		DB_TYPE	user_type,
		bool *	null_flag
	)

int db_query_seek_tuple	(	DB_QUERY_RESULT *	result,
		int	offset,
		int	seek_mode
	)

Definition at line 2455 of file db_query.c.

int db_query_set_tplpos	(	DB_QUERY_RESULT *	result,
		DB_QUERY_TPLPOS *	tplpos
	)

Definition at line 2800 of file db_query.c.

References ARG_FILE_LINE, db_query_result::c, CHECK_1ARG_ERROR, db_query_result::col_cnt, db_call_result::crs_pos, db_objfetch_result::crs_pos, db_get_result::crs_pos, db_query_tplpos::crs_pos, cursor_id::current_vpid, cursor_fetch_page_having_tuple(), db_select_result::cursor_id, ER_ERROR_SEVERITY, ER_FAILED, ER_QPROC_INVALID_RESTYPE, ER_QPROC_OPR_ON_CLOSED_QRES, er_set(), db_query_result::g, db_get_result::n_tuple, NO_ERROR, db_query_result::o, vpid::pageid, cursor_id::position, db_query_result::res, db_query_result::s, db_query_result::status, T_CALL, T_CLOSED, T_GET, T_OBJFETCH, T_SELECT, db_get_result::tpl_idx, db_query_tplpos::tpl_no, db_query_tplpos::tpl_off, db_query_result::type, vpid::volid, and db_query_tplpos::vpid.

Referenced by db_query_seek_tuple().

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void db_set_execution_plan	(	char *	plan,
		int	length
	)

Definition at line 3567 of file db_query.c.

References ARG_FILE_LINE, db_Execution_plan, db_Execution_plan_length, ER_NOTIFICATION_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), NULL, and PLAN_BUF_INITIAL_LENGTH.

Referenced by fn_execute_array(), fn_execute_internal(), and qmgr_execute_query().

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int db_unpack_prepare_info	(	DB_PREPARE_INFO *	info,
		char *	buffer
	)

Definition at line 537 of file db_query.c.

References ARG_FILE_LINE, assert, db_query_type::attr_name, db_prepare_info::auto_param_count, db_prepare_info::columns, db_value_clear_array(), db_query_type::domain, ER_ERROR_SEVERITY, ER_FAILED, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), error(), free_and_init, db_prepare_info::host_var_expected_domains, db_prepare_info::host_variables, i, db_prepare_info::into_count, db_prepare_info::into_list, db_query_type::name, db_query_type::next, NO_ERROR, NULL, db_prepare_info::oids_included, or_unpack_db_value(), or_unpack_domain(), or_unpack_int(), or_unpack_query_format(), or_unpack_string_alloc(), db_query_type::original_name, db_prepare_info::recompile, db_value_array::size, sm_domain_free(), db_query_type::spec_name, db_query_type::src_domain, db_prepare_info::statement, db_prepare_info::stmt_type, tp_domain_free(), and db_value_array::vals.

Referenced by do_get_prepared_statement_info().

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Classes

Typedefs

Enumerations

Functions

Typedef Documentation

Enumeration Type Documentation

Function Documentation