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126 | =head3 BDB functions |
126 | =head3 BDB functions |
127 | |
127 | |
128 | Functions in the BDB namespace, exported by default: |
128 | Functions in the BDB namespace, exported by default: |
129 | |
129 | |
130 | $env = db_env_create (U32 env_flags = 0) |
130 | $env = db_env_create (U32 env_flags = 0) |
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131 | flags: RPCCLIENT |
131 | |
132 | |
132 | db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
133 | db_env_open (DB_ENV *env, octetstring db_home, U32 open_flags, int mode, SV *callback = &PL_sv_undef) |
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134 | open_flags: INIT_CDB INIT_LOCK INIT_LOG INIT_MPOOL INIT_REP INIT_TXN RECOVER RECOVER_FATAL USE_ENVIRON USE_ENVIRON_ROOT CREATE LOCKDOWN PRIVATE REGISTER SYSTEM_MEM |
133 | db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) |
135 | db_env_close (DB_ENV *env, U32 flags = 0, SV *callback = &PL_sv_undef) |
134 | db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
136 | db_env_txn_checkpoint (DB_ENV *env, U32 kbyte = 0, U32 min = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
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137 | flags: FORCE |
135 | db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) |
138 | db_env_lock_detect (DB_ENV *env, U32 flags = 0, U32 atype = DB_LOCK_DEFAULT, SV *dummy = 0, SV *callback = &PL_sv_undef) |
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139 | atype: LOCK_DEFAULT LOCK_EXPIRE LOCK_MAXLOCKS LOCK_MAXWRITE LOCK_MINLOCKS LOCK_MINWRITE LOCK_OLDEST LOCK_RANDOM LOCK_YOUNGEST |
136 | db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) |
140 | db_env_memp_sync (DB_ENV *env, SV *dummy = 0, SV *callback = &PL_sv_undef) |
137 | db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) |
141 | db_env_memp_trickle (DB_ENV *env, int percent, SV *dummy = 0, SV *callback = &PL_sv_undef) |
138 | |
142 | |
139 | $db = db_create (DB_ENV *env = 0, U32 flags = 0) |
143 | $db = db_create (DB_ENV *env = 0, U32 flags = 0) |
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144 | flags: XA_CREATE |
140 | |
145 | |
141 | db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) |
146 | db_open (DB *db, DB_TXN_ornull *txnid, octetstring file, octetstring database, int type, U32 flags, int mode, SV *callback = &PL_sv_undef) |
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147 | flags: AUTO_COMMIT CREATE EXCL MULTIVERSION NOMMAP RDONLY READ_UNCOMMITTED THREAD TRUNCATE |
142 | db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
148 | db_close (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
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149 | flags: DB_NOSYNC |
143 | db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = &PL_sv_undef) |
150 | db_compact (DB *db, DB_TXN_ornull *txn = 0, SV *start = 0, SV *stop = 0, SV *unused1 = 0, U32 flags = DB_FREE_SPACE, SV *unused2 = 0, SV *callback = &PL_sv_undef) |
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151 | flags: FREELIST_ONLY FREE_SPACE |
144 | db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
152 | db_sync (DB *db, U32 flags = 0, SV *callback = &PL_sv_undef) |
145 | db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
153 | db_key_range (DB *db, DB_TXN_ornull *txn, SV *key, SV *key_range, U32 flags = 0, SV *callback = &PL_sv_undef) |
146 | db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
154 | db_put (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
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155 | flags: APPEND NODUPDATA NOOVERWRITE |
147 | db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
156 | db_get (DB *db, DB_TXN_ornull *txn, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
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157 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
148 | db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
158 | db_pget (DB *db, DB_TXN_ornull *txn, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
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159 | flags: CONSUME CONSUME_WAIT GET_BOTH SET_RECNO MULTIPLE READ_COMMITTED READ_UNCOMMITTED RMW |
149 | db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
160 | db_del (DB *db, DB_TXN_ornull *txn, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
150 | db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
161 | db_txn_commit (DB_TXN *txn, U32 flags = 0, SV *callback = &PL_sv_undef) |
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162 | flags: TXN_NOSYNC TXN_SYNC |
151 | db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef) |
163 | db_txn_abort (DB_TXN *txn, SV *callback = &PL_sv_undef) |
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164 | |
152 | db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
165 | db_c_close (DBC *dbc, SV *callback = &PL_sv_undef) |
153 | db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) |
166 | db_c_count (DBC *dbc, SV *count, U32 flags = 0, SV *callback = &PL_sv_undef) |
154 | db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
167 | db_c_put (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
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168 | flags: AFTER BEFORE CURRENT KEYFIRST KEYLAST NODUPDATA |
155 | db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
169 | db_c_get (DBC *dbc, SV *key, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
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170 | flags: CURRENT FIRST GET_BOTH GET_BOTH_RANGE GET_RECNO JOIN_ITEM LAST NEXT NEXT_DUP NEXT_NODUP PREV PREV_DUP PREV_NODUP SET SET_RANGE SET_RECNO READ_UNCOMMITTED MULTIPLE MULTIPLE_KEY RMW |
156 | db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
171 | db_c_pget (DBC *dbc, SV *key, SV *pkey, SV *data, U32 flags = 0, SV *callback = &PL_sv_undef) |
157 | db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) |
172 | db_c_del (DBC *dbc, U32 flags = 0, SV *callback = &PL_sv_undef) |
158 | |
173 | |
159 | db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
174 | db_sequence_open (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, SV *key, U32 flags = 0, SV *callback = &PL_sv_undef) |
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175 | flags: CREATE EXCL |
160 | db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) |
176 | db_sequence_close (DB_SEQUENCE *seq, U32 flags = 0, SV *callback = &PL_sv_undef) |
161 | db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef) |
177 | db_sequence_get (DB_SEQUENCE *seq, DB_TXN_ornull *txnid, int delta, SV *seq_value, U32 flags = DB_TXN_NOSYNC, SV *callback = &PL_sv_undef) |
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178 | flags: TXN_NOSYNC |
162 | db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
179 | db_sequence_remove (DB_SEQUENCE *seq, DB_TXN_ornull *txnid = 0, U32 flags = 0, SV *callback = &PL_sv_undef) |
163 | |
180 | flags: TXN_NOSYNC |
164 | |
181 | |
165 | =head3 DB_ENV/database environment methods |
182 | =head3 DB_ENV/database environment methods |
166 | |
183 | |
167 | Methods available on DB_ENV/$env handles: |
184 | Methods available on DB_ENV/$env handles: |
168 | |
185 | |
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191 | $int = $env->set_lk_max_objects (U32 max) |
208 | $int = $env->set_lk_max_objects (U32 max) |
192 | $int = $env->set_lg_bsize (U32 max) |
209 | $int = $env->set_lg_bsize (U32 max) |
193 | $int = $env->set_lg_max (U32 max) |
210 | $int = $env->set_lg_max (U32 max) |
194 | |
211 | |
195 | $txn = $env->txn_begin (DB_TXN_ornull *parent = 0, U32 flags = 0) |
212 | $txn = $env->txn_begin (DB_TXN_ornull *parent = 0, U32 flags = 0) |
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213 | flags: READ_COMMITTED READ_UNCOMMITTED TXN_NOSYNC TXN_NOWAIT TXN_SNAPSHOT TXN_SYNC TXN_WAIT TXN_WRITE_NOSYNC |
196 | |
214 | |
197 | =head4 Example: |
215 | =head4 Example: |
198 | |
216 | |
199 | use AnyEvent; |
217 | use AnyEvent; |
200 | use BDB; |
218 | use BDB; |
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229 | SvREFCNT_dec (env); |
247 | SvREFCNT_dec (env); |
230 | } |
248 | } |
231 | |
249 | |
232 | $int = $db->set_cachesize (U32 gbytes, U32 bytes, int ncache = 0) |
250 | $int = $db->set_cachesize (U32 gbytes, U32 bytes, int ncache = 0) |
233 | $int = $db->set_flags (U32 flags) |
251 | $int = $db->set_flags (U32 flags) |
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252 | flags: CHKSUM ENCRYPT TXN_NOT_DURABLE |
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253 | Btree: DUP DUPSORT RECNUM REVSPLITOFF |
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254 | Hash: DUP DUPSORT |
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255 | Queue: INORDER |
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256 | Recno: RENUMBER SNAPSHOT |
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257 | |
234 | $int = $db->set_encrypt (const char *password, U32 flags) |
258 | $int = $db->set_encrypt (const char *password, U32 flags) |
235 | $int = $db->set_lorder (int lorder) |
259 | $int = $db->set_lorder (int lorder) |
236 | $int = $db->set_bt_minkey (U32 minkey) |
260 | $int = $db->set_bt_minkey (U32 minkey) |
237 | $int = $db->set_re_delim (int delim) |
261 | $int = $db->set_re_delim (int delim) |
238 | $int = $db->set_re_pad (int re_pad) |
262 | $int = $db->set_re_pad (int re_pad) |
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241 | $int = $db->set_h_ffactor (U32 h_ffactor) |
265 | $int = $db->set_h_ffactor (U32 h_ffactor) |
242 | $int = $db->set_h_nelem (U32 h_nelem) |
266 | $int = $db->set_h_nelem (U32 h_nelem) |
243 | $int = $db->set_q_extentsize (U32 extentsize) |
267 | $int = $db->set_q_extentsize (U32 extentsize) |
244 | |
268 | |
245 | $dbc = $db->cursor (DB_TXN_ornull *txn = 0, U32 flags = 0) |
269 | $dbc = $db->cursor (DB_TXN_ornull *txn = 0, U32 flags = 0) |
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270 | flags: READ_COMMITTED READ_UNCOMMITTED WRITECURSOR TXN_SNAPSHOT |
246 | $seq = $db->sequence (U32 flags = 0) |
271 | $seq = $db->sequence (U32 flags = 0) |
247 | |
272 | |
248 | =head4 Example: |
273 | =head4 Example: |
249 | |
274 | |
250 | my $db = db_create $env; |
275 | my $db = db_create $env; |
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270 | CODE: |
295 | CODE: |
271 | if (txn) |
296 | if (txn) |
272 | txn->abort (txn); |
297 | txn->abort (txn); |
273 | |
298 | |
274 | $int = $txn->set_timeout (NV timeout, U32 flags) |
299 | $int = $txn->set_timeout (NV timeout, U32 flags) |
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300 | flags: SET_LOCK_TIMEOUT SET_TXN_TIMEOUT |
275 | |
301 | |
276 | |
302 | |
277 | =head3 DBC/cursor methods |
303 | =head3 DBC/cursor methods |
278 | |
304 | |
279 | Methods available on DBC/$dbc handles: |
305 | Methods available on DBC/$dbc handles: |
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306 | seq->close (seq, 0); |
332 | seq->close (seq, 0); |
307 | |
333 | |
308 | $int = $seq->initial_value (db_seq_t value) |
334 | $int = $seq->initial_value (db_seq_t value) |
309 | $int = $seq->set_cachesize (U32 size) |
335 | $int = $seq->set_cachesize (U32 size) |
310 | $int = $seq->set_flags (U32 flags) |
336 | $int = $seq->set_flags (U32 flags) |
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337 | flags: SEQ_DEC SEQ_INC SEQ_WRAP |
311 | $int = $seq->set_range (db_seq_t min, db_seq_t max) |
338 | $int = $seq->set_range (db_seq_t min, db_seq_t max) |
312 | |
339 | |
313 | =head4 Example: |
340 | =head4 Example: |
314 | |
341 | |
315 | my $seq = $db->sequence; |
342 | my $seq = $db->sequence; |