#include "dbtype_def.h"
#include "file_manager.h"
#include "list_file.h"
#include "storage_common.h"
#include "thread_compat.hpp"

Include dependency graph for query_manager.h:

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Go to the source code of this file.

Classes
struct	qmgr_temp_file

struct	qmgr_wait_args

struct	qmgr_query_entry

Macros
#define	qmgr_free_old_page_and_init(thread_p, page_p, tfile_vfidp)

#define	NULL_PAGEID_IN_PROGRESS -2

Typedefs
typedef struct qmgr_temp_file	QMGR_TEMP_FILE

typedef struct qmgr_wait_args	QMGR_WAIT_ARGS

typedef struct qmgr_query_entry	QMGR_QUERY_ENTRY

Functions
QMGR_QUERY_ENTRY *	qmgr_get_query_entry (THREAD_ENTRY *thread_p, QUERY_ID query_id, int trans_ind)

int	qmgr_allocate_tran_entries (THREAD_ENTRY *thread_p, int trans_cnt)

void	qmgr_dump (void)

int	qmgr_initialize (THREAD_ENTRY *thread_p)

void	qmgr_finalize (THREAD_ENTRY *thread_p)

void	qmgr_clear_trans_wakeup (THREAD_ENTRY *thread_p, int tran_index, bool tran_died, bool is_abort)

void	qmgr_add_modified_class (THREAD_ENTRY thread_p, const OID class_oid)

PAGE_PTR	qmgr_get_old_page (THREAD_ENTRY thread_p, VPID vpidp, QMGR_TEMP_FILE *tfile_vfidp)

void	qmgr_free_old_page (THREAD_ENTRY thread_p, PAGE_PTR page_ptr, QMGR_TEMP_FILE tfile_vfidp)

void	qmgr_set_dirty_page (THREAD_ENTRY thread_p, PAGE_PTR page_ptr, int free_page, LOG_DATA_ADDR addrp, QMGR_TEMP_FILE *tfile_vfidp)

PAGE_PTR	qmgr_get_new_page (THREAD_ENTRY thread_p, VPID vpidp, QMGR_TEMP_FILE *tfile_vfidp)

QMGR_TEMP_FILE *	qmgr_create_new_temp_file (THREAD_ENTRY *thread_p, QUERY_ID query_id, QMGR_TEMP_FILE_MEMBUF_TYPE membuf_type)

QMGR_TEMP_FILE *	qmgr_create_result_file (THREAD_ENTRY *thread_p, QUERY_ID query_id)

int	qmgr_free_list_temp_file (THREAD_ENTRY thread_p, QUERY_ID query_id, QMGR_TEMP_FILE tfile_vfidp)

int	qmgr_free_temp_file_list (THREAD_ENTRY thread_p, QMGR_TEMP_FILE tfile_vfidp, QUERY_ID query_id, bool is_error)

void	qmgr_set_query_error (THREAD_ENTRY *thread_p, QUERY_ID query_id)

void	qmgr_setup_empty_list_file (char *page_buf)

int	qmgr_get_temp_file_membuf_pages (QMGR_TEMP_FILE *temp_file_p)

int	qmgr_get_sql_id (THREAD_ENTRY thread_p, char sql_id_buf, char query, size_t sql_len)

struct drand48_data *	qmgr_get_rand_buf (THREAD_ENTRY *thread_p)

QUERY_ID	qmgr_get_current_query_id (THREAD_ENTRY *thread_p)

char *	qmgr_get_query_sql_user_text (THREAD_ENTRY *thread_p, QUERY_ID query_id, int tran_index)

Macro Definition Documentation

#define NULL_PAGEID_IN_PROGRESS -2

Definition at line 50 of file query_manager.h.

Referenced by qfile_has_next_page(), and xqfile_get_list_file_page().

#define qmgr_free_old_page_and_init	(	thread_p,
		page_p,
		tfile_vfidp
	)

Value:

do \
    { \
      qmgr_free_old_page ((thread_p), (page_p), (tfile_vfidp)); \
      (page_p) = NULL; \
    } \
  while (0)

Definition at line 42 of file query_manager.h.

Referenced by qexec_analytic_put_next(), qexec_clear_analytic_state(), qexec_clear_groupby_state(), qexec_execute_analytic(), qexec_execute_connect_by(), qexec_gby_put_next(), qexec_groupby(), qexec_hash_gby_put_next(), qexec_ordby_put_next(), qfile_add_overflow_tuple_to_list(), qfile_clear_sort_info(), qfile_close_list(), qfile_close_scan(), qfile_copy_list_pages(), qfile_end_scan_fix(), qfile_get_tuple(), qfile_jump_scan_tuple_position(), qfile_put_next_sort_item(), qfile_scan_next(), qfile_scan_prev(), qfile_set_tuple_column_value(), scan_hash_probe_next(), sqmgr_execute_query(), sqmgr_prepare_and_execute_query(), and xqfile_get_list_file_page().

Typedef Documentation

typedef struct qmgr_query_entry QMGR_QUERY_ENTRY

Definition at line 122 of file query_manager.h.

typedef struct qmgr_temp_file QMGR_TEMP_FILE

Definition at line 75 of file query_manager.h.

typedef struct qmgr_wait_args QMGR_WAIT_ARGS

Definition at line 94 of file query_manager.h.

Enumeration Type Documentation

enum QMGR_QUERY_STATUS

Enumerator
QUERY_IN_PROGRESS
QUERY_COMPLETED
QUERY_CLOSED

Definition at line 115 of file query_manager.h.

enum QMGR_QUERY_TYPE

Enumerator
OTHERS
M_QUERY
UNION_QUERY
VALUE_QUERY
GROUPBY_QUERY
ORDERBY_QUERY
DISTINCT_QUERY
ANALYTIC_QUERY

Definition at line 103 of file query_manager.h.

enum QMGR_TEMP_FILE_MEMBUF_TYPE

Enumerator
TEMP_FILE_MEMBUF_NONE
TEMP_FILE_MEMBUF_NORMAL
TEMP_FILE_MEMBUF_KEY_BUFFER
TEMP_FILE_MEMBUF_NUM_TYPES

Definition at line 52 of file query_manager.h.

enum QMGR_TRAN_STATUS

Enumerator
QMGR_TRAN_NULL
QMGR_TRAN_RUNNING
QMGR_TRAN_DELAYED_START
QMGR_TRAN_WAITING
QMGR_TRAN_RESUME_TO_DEALLOCATE
QMGR_TRAN_RESUME_DUE_DEADLOCK
QMGR_TRAN_TERMINATED

Definition at line 61 of file query_manager.h.

Function Documentation

void qmgr_add_modified_class	(	THREAD_ENTRY *	thread_p,
		const OID *	class_oid
	)

Definition at line 2280 of file query_manager.c.

References ARG_FILE_LINE, assert, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), i, oid_block_list::last_oid_idx, LOG_FIND_THREAD_TRAN_INDEX, qmgr_tran_entry::modified_classes_p, oid_block_list::next, NULL, oid_block_list::oid_array, OID_BLOCK_ARRAY_SIZE, oid_compare(), and qmgr_query_table::tran_entries_p.

Referenced by locator_delete_force_internal(), locator_insert_force(), locator_update_force(), qexec_execute_delete(), qexec_execute_increment(), qexec_execute_insert(), and qexec_execute_update().

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int qmgr_allocate_tran_entries	(	THREAD_ENTRY *	thread_p,
		int	trans_cnt
	)

Definition at line 629 of file query_manager.c.

References ARG_FILE_LINE, csect_enter, csect_exit, CSECT_QPROC_QUERY_TABLE, ER_ERROR_SEVERITY, ER_FAILED, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), for(), i, INF_WAIT, MAX_NTRANS, NO_ERROR, NULL, qmgr_query_table::num_trans, qmgr_initialize_tran_entry(), and qmgr_query_table::tran_entries_p.

Referenced by logtb_expand_trantable(), and qmgr_initialize().

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void qmgr_clear_trans_wakeup	(	THREAD_ENTRY *	thread_p,
		int	tran_index,
		bool	tran_died,
		bool	is_abort
	)

Definition at line 2122 of file query_manager.c.

Referenced by log_abort_local(), log_commit_local(), and logtb_release_tran_index().

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QMGR_TEMP_FILE* qmgr_create_new_temp_file	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id,
		QMGR_TEMP_FILE_MEMBUF_TYPE	membuf_type
	)

Definition at line 2623 of file query_manager.c.

References ARG_FILE_LINE, assert, DB_ALIGN, DB_PAGESIZE, ER_ERROR_SEVERITY, ER_QPROC_UNKNOWN_QUERYID, er_set(), FILE_TEMP, free_and_init, i, qmgr_query_entry::includes_tde_class, LOG_FIND_THREAD_TRAN_INDEX, MAX_ALIGNMENT, qmgr_temp_file::membuf, qmgr_temp_file::membuf_last, qmgr_temp_file::membuf_npages, qmgr_temp_file::membuf_type, qmgr_temp_file::next, NULL, NULL_PAGEID, NULL_VOLID, qmgr_query_entry::num_tmp, qmgr_temp_file::preserved, qmgr_temp_file::prev, prm_get_integer_value(), PRM_ID_INDEX_SCAN_KEY_BUFFER_PAGES, PRM_ID_TEMP_MEM_BUFFER_PAGES, qmgr_allocate_tempfile_with_buffer(), qmgr_find_query_entry(), qmgr_get_temp_file_from_list(), QMGR_IS_VALID_MEMBUF_TYPE, qmgr_put_page_header(), qmgr_tran_entry::query_entry_list_p, qmgr_temp_file::tde_encrypted, qmgr_query_table::temp_file_list, TEMP_FILE_MEMBUF_NORMAL, qmgr_temp_file::temp_file_type, qmgr_temp_file::temp_vfid, qmgr_query_entry::temp_vfid, qmgr_query_table::tran_entries_p, and VFID_SET_NULL.

Referenced by qexec_setup_list_id(), qfile_get_first_page(), and qfile_open_list().

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QMGR_TEMP_FILE* qmgr_create_result_file	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id
	)

Definition at line 2731 of file query_manager.c.

References ARG_FILE_LINE, ER_ERROR_SEVERITY, ER_OUT_OF_VIRTUAL_MEMORY, ER_QPROC_UNKNOWN_QUERYID, er_set(), file_apply_tde_algorithm(), file_create_query_area(), FILE_QUERY_AREA, file_temp_preserve(), file_temp_retire(), free_and_init, qmgr_query_entry::includes_tde_class, LOG_FIND_THREAD_TRAN_INDEX, qmgr_temp_file::membuf, qmgr_temp_file::membuf_last, qmgr_temp_file::membuf_npages, qmgr_temp_file::membuf_type, qmgr_temp_file::next, NO_ERROR, NULL, qmgr_query_entry::num_tmp, qmgr_temp_file::preserved, qmgr_temp_file::prev, prm_get_integer_value(), PRM_ID_TDE_DEFAULT_ALGORITHM, PRM_ID_TEMP_MEM_BUFFER_PAGES, qmgr_find_query_entry(), qmgr_is_allowed_result_cache(), qmgr_tran_entry::query_entry_list_p, qmgr_query_entry::query_flag, TDE_ALGORITHM_NONE, qmgr_temp_file::tde_encrypted, TEMP_FILE_MEMBUF_NONE, qmgr_temp_file::temp_file_type, qmgr_temp_file::temp_vfid, qmgr_query_entry::temp_vfid, qmgr_query_table::tran_entries_p, and VFID_SET_NULL.

Referenced by qfile_open_list().

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void qmgr_dump ( void )

Referenced by qmgr_free_tran_entries().

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void qmgr_finalize ( THREAD_ENTRY * thread_p )

Definition at line 911 of file query_manager.c.

References assert, csect_enter, csect_exit, CSECT_QPROC_QUERY_TABLE, i, INF_WAIT, NO_ERROR, NULL, qmgr_query_table::num_trans, qfile_finalize(), qmgr_finalize_temp_file_list(), qmgr_free_tran_entries(), QMGR_NUM_TEMP_FILE_LISTS, scan_finalize(), qmgr_query_table::temp_file_list, and qmgr_query_table::tran_entries_p.

Referenced by boot_server_all_finalize().

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int qmgr_free_list_temp_file	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id,
		QMGR_TEMP_FILE *	tfile_vfidp
	)

Definition at line 2969 of file query_manager.c.

References ARG_FILE_LINE, ER_ERROR_SEVERITY, ER_FAILED, qmgr_query_entry::er_msg, er_msg(), ER_QPROC_UNKNOWN_QUERYID, er_set(), er_set_area_error(), qmgr_query_entry::errid, FILE_QUERY_AREA, file_temp_retire(), file_temp_retire_preserved(), free_and_init, LOG_FIND_THREAD_TRAN_INDEX, logtb_get_check_interrupt(), logtb_is_interrupted_tran(), qmgr_temp_file::next, NO_ERROR, NULL, OR_INT_SIZE, or_pack_int(), p, qmgr_temp_file::preserved, qmgr_temp_file::prev, qmgr_find_query_entry(), qmgr_put_temp_file_into_list(), qmgr_tran_entry::query_entry_list_p, rc, rv, strlen, qmgr_temp_file::temp_file_type, qmgr_temp_file::temp_vfid, qmgr_query_entry::temp_vfid, qmgr_query_table::tran_entries_p, VFID_ISNULL, and VFID_SET_NULL.

Referenced by qfile_destroy_list().

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void qmgr_free_old_page	(	THREAD_ENTRY *	thread_p,
		PAGE_PTR	page_ptr,
		QMGR_TEMP_FILE *	tfile_vfidp
	)

Definition at line 2411 of file query_manager.c.

References assert, NULL, pgbuf_unfix, qmgr_get_page_type(), QMGR_MEMBUF_PAGE, QMGR_TEMP_FILE_PAGE, and QMGR_UNKNOWN_PAGE.

int qmgr_free_temp_file_list	(	THREAD_ENTRY *	thread_p,
		QMGR_TEMP_FILE *	tfile_vfidp,
		QUERY_ID	query_id,
		bool	is_error
	)

Definition at line 2843 of file query_manager.c.

References assert, ASSERT_ERROR, ER_FAILED, FILE_QUERY_AREA, file_temp_retire(), file_temp_retire_preserved(), free_and_init, qmgr_temp_file::next, NO_ERROR, NULL, qmgr_temp_file::preserved, qmgr_temp_file::prev, qmgr_put_temp_file_into_list(), rc, qmgr_temp_file::temp_file_type, qmgr_temp_file::temp_vfid, and VFID_ISNULL.

Referenced by qmgr_free_query_temp_file_helper(), and session_free_sentry_data().

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QUERY_ID qmgr_get_current_query_id ( THREAD_ENTRY * thread_p )

Definition at line 3503 of file query_manager.c.

References LOG_FIND_THREAD_TRAN_INDEX, NULL, qmgr_tran_entry::query_entry_list_p, qmgr_query_entry::query_id, and qmgr_query_table::tran_entries_p.

Referenced by pgbuf_bcb_flush_with_wal(), pgbuf_claim_bcb_for_fix(), and pgbuf_flush_page_and_neighbors_fb().

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PAGE_PTR qmgr_get_new_page	(	THREAD_ENTRY *	thread_p,
		VPID *	vpidp,
		QMGR_TEMP_FILE *	tfile_vfidp
	)

Definition at line 2491 of file query_manager.c.

References ARG_FILE_LINE, ASSERT_ERROR, er_errid(), ER_ERROR_SEVERITY, ER_FILE_NOT_ENOUGH_PAGES_IN_VOLUME, ER_QPROC_INVALID_TEMP_FILE, ER_QPROC_OUT_OF_TEMP_SPACE, er_set(), file_apply_tde_algorithm(), file_create_temp(), FILE_TEMP, file_temp_retire(), LOG_FIND_THREAD_TRAN_INDEX, qmgr_temp_file::membuf, qmgr_temp_file::membuf_last, qmgr_temp_file::membuf_npages, NO_ERROR, NULL, NULL_PAGEID, NULL_VOLID, vpid::pageid, prm_get_integer_value(), PRM_ID_TDE_DEFAULT_ALGORITHM, qmgr_get_external_file_page(), TDE_ALGORITHM_NONE, qmgr_temp_file::tde_encrypted, qmgr_temp_file::temp_file_type, qmgr_temp_file::temp_vfid, VFID_ISNULL, VFID_SET_NULL, and vpid::volid.

Referenced by qfile_allocate_new_ovf_page(), qfile_allocate_new_page(), qfile_copy_list_pages(), and qfile_get_first_page().

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PAGE_PTR qmgr_get_old_page	(	THREAD_ENTRY *	thread_p,
		VPID *	vpidp,
		QMGR_TEMP_FILE *	tfile_vfidp
	)

Definition at line 2351 of file query_manager.c.

References ARG_FILE_LINE, ER_ERROR_SEVERITY, ER_INTERRUPTED, ER_QPROC_INVALID_TEMP_FILE, er_set(), LOG_FIND_THREAD_TRAN_INDEX, logtb_get_check_interrupt(), logtb_is_interrupted_tran(), qmgr_temp_file::membuf, qmgr_temp_file::membuf_last, NULL, NULL_VOLID, OLD_PAGE, PAGE_QRESULT, vpid::pageid, pgbuf_check_page_ptype(), pgbuf_fix, PGBUF_LATCH_WRITE, PGBUF_UNCONDITIONAL_LATCH, and vpid::volid.

Referenced by qexec_analytic_put_next(), qexec_gby_put_next(), qexec_hash_gby_put_next(), qexec_ordby_put_next(), qfile_add_overflow_tuple_to_list(), qfile_copy_list_pages(), qfile_get_tuple(), qfile_jump_scan_tuple_position(), qfile_overwrite_tuple(), qfile_put_next_sort_item(), qfile_scan_next(), qfile_scan_prev(), qfile_set_tuple_column_value(), qfile_start_scan_fix(), sqmgr_execute_query(), sqmgr_prepare_and_execute_query(), and xqfile_get_list_file_page().

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QMGR_QUERY_ENTRY* qmgr_get_query_entry	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id,
		int	trans_ind
	)

Definition at line 498 of file query_manager.c.

References LOG_FIND_THREAD_TRAN_INDEX, NO_ERROR, NULL, NULL_TRAN_INDEX, qmgr_add_query_entry(), qmgr_allocate_query_entry(), qmgr_find_query_entry(), qmgr_free_query_entry(), qmgr_tran_entry::query_entry_list_p, qmgr_query_entry::query_id, qmgr_query_table::tran_entries_p, and xsession_load_query_entry_info().

Referenced by qmgr_get_query_sql_user_text(), qmgr_set_query_error(), and xqfile_get_list_file_page().

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char* qmgr_get_query_sql_user_text	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id,
		int	tran_index
	)

Definition at line 3528 of file query_manager.c.

References NULL, qmgr_get_query_entry(), xasl_cache_ent::sql_info, execution_info::sql_user_text, and qmgr_query_entry::xasl_ent.

Referenced by qexec_execute_query().

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struct drand48_data* qmgr_get_rand_buf ( THREAD_ENTRY * thread_p )

Definition at line 3488 of file query_manager.c.

References qmgr_rand_buf.

Referenced by fetch_peek_arith(), and qexec_execute_query().

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int qmgr_get_sql_id	(	THREAD_ENTRY *	thread_p,
		char **	sql_id_buf,
		char *	query,
		size_t	sql_len
	)

Definition at line 3450 of file query_manager.c.

References ARG_FILE_LINE, assert_release, crypt_md5_buffer_hex(), ER_ERROR_SEVERITY, ER_FAILED, ER_OUT_OF_VIRTUAL_MEMORY, er_set(), NO_ERROR, NULL, and QMGR_SQL_ID_LENGTH.

Referenced by er_log_slow_query(), sqmgr_execute_query(), xcache_dump(), and xlogtb_get_pack_tran_table().

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int qmgr_get_temp_file_membuf_pages ( QMGR_TEMP_FILE * temp_file_p )

Definition at line 3350 of file query_manager.c.

References assert, LOG_FIND_TDES(), log_get_clock_msec(), qmgr_temp_file::membuf_npages, NULL, log_tdes::query_start_time, query_timeout, log_tdes::query_timeout, log_tdes::tran_start_time, log_tdes::xasl_id, XASL_ID_COPY, and XASL_ID_SET_NULL.

Referenced by scan_init_indx_coverage().

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int qmgr_initialize ( THREAD_ENTRY * thread_p )

Definition at line 850 of file query_manager.c.

References csect_enter, csect_exit, CSECT_QPROC_QUERY_TABLE, ER_FAILED, INF_WAIT, qmgr_temp_file_list::list, logtb_get_number_of_total_tran_indices(), NO_ERROR, NULL, qfile_initialize(), qmgr_allocate_tran_entries(), qmgr_finalize_temp_file_list(), qmgr_initialize_temp_file_list(), qmgr_rand_buf, scan_initialize(), qmgr_query_table::temp_file_list, TEMP_FILE_MEMBUF_KEY_BUFFER, TEMP_FILE_MEMBUF_NORMAL, and qmgr_query_table::tran_entries_p.

Referenced by boot_create_all_volumes(), and boot_restart_server().

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void qmgr_set_dirty_page	(	THREAD_ENTRY *	thread_p,
		PAGE_PTR	page_ptr,
		int	free_page,
		LOG_DATA_ADDR *	addrp,
		QMGR_TEMP_FILE *	tfile_vfidp
	)

Definition at line 2455 of file query_manager.c.

References assert, FREE, log_skip_logging(), pgbuf_set_dirty(), qmgr_get_page_type(), QMGR_MEMBUF_PAGE, QMGR_TEMP_FILE_PAGE, and QMGR_UNKNOWN_PAGE.

Referenced by qfile_set_dirty_page().

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void qmgr_set_query_error	(	THREAD_ENTRY *	thread_p,
		QUERY_ID	query_id
	)

Definition at line 3122 of file query_manager.c.

References assert, BUILDLIST_PROC, er_errid(), qmgr_query_entry::er_msg, er_msg(), qmgr_query_entry::errid, union_proc_node::left, NO_ERROR, NULL, NULL_TRAN_INDEX, xasl_node::proc, qmgr_get_query_entry(), strdup(), xasl_node::type, and xasl_node::union_.

Referenced by qexec_execute_build_columns(), qexec_execute_build_indexes(), qexec_execute_mainblock_internal(), and qexec_execute_query().

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void qmgr_setup_empty_list_file ( char * page_buf )

Definition at line 3184 of file query_manager.c.

References qfile_page_header::lasttpl_off, qfile_page_header::next_pgid, qfile_page_header::next_volid, NULL_PAGEID, NULL_VOLID, qfile_page_header::ovfl_pgid, qfile_page_header::ovfl_volid, qfile_page_header::pg_tplcnt, qfile_page_header::prev_pgid, qfile_page_header::prev_volid, QFILE_PAGE_HEADER_SIZE, and qmgr_put_page_header().

Referenced by sqfile_get_list_file_page().

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Enumerations
enum	QMGR_TEMP_FILE_MEMBUF_TYPE { TEMP_FILE_MEMBUF_NONE = -1, TEMP_FILE_MEMBUF_NORMAL, TEMP_FILE_MEMBUF_KEY_BUFFER, TEMP_FILE_MEMBUF_NUM_TYPES }

enum	QMGR_TRAN_STATUS { QMGR_TRAN_NULL, QMGR_TRAN_RUNNING, QMGR_TRAN_DELAYED_START, QMGR_TRAN_WAITING, QMGR_TRAN_RESUME_TO_DEALLOCATE, QMGR_TRAN_RESUME_DUE_DEADLOCK, QMGR_TRAN_TERMINATED }

enum	QMGR_QUERY_TYPE { OTHERS, M_QUERY, UNION_QUERY, VALUE_QUERY, GROUPBY_QUERY, ORDERBY_QUERY, DISTINCT_QUERY, ANALYTIC_QUERY }

enum	QMGR_QUERY_STATUS { QUERY_IN_PROGRESS, QUERY_COMPLETED, QUERY_CLOSED }

Classes

Macros

Typedefs

Enumerations

Functions

Macro Definition Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation