|
14 | 14 | </para> |
15 | 15 |
|
16 | 16 | <sect2> |
17 | | - <title>Functions</title> |
| 17 | + <title>GeneralFunctions</title> |
18 | 18 |
|
19 | 19 | <variablelist> |
20 | 20 | <varlistentry> |
@@ -160,7 +160,36 @@ test=# SELECT * FROM heap_page_item_attrs(get_raw_page('pg_class', 0), 'pg_class |
160 | 160 | </para> |
161 | 161 | </listitem> |
162 | 162 | </varlistentry> |
163 | | - |
| 163 | + |
| 164 | + <varlistentry> |
| 165 | + <term> |
| 166 | + <function>fsm_page_contents(page bytea) returns text</function> |
| 167 | + <indexterm> |
| 168 | + <primary>fsm_page_contents</primary> |
| 169 | + </indexterm> |
| 170 | + </term> |
| 171 | + |
| 172 | + <listitem> |
| 173 | + <para> |
| 174 | + <function>fsm_page_contents</function> shows the internal node structure |
| 175 | + of a FSM page. The output is a multiline string, with one line per |
| 176 | + node in the binary tree within the page. Only those nodes that are not |
| 177 | + zero are printed. The so-called "next" pointer, which points to the |
| 178 | + next slot to be returned from the page, is also printed. |
| 179 | + </para> |
| 180 | + <para> |
| 181 | + See <filename>src/backend/storage/freespace/README</> for more |
| 182 | + information on the structure of an FSM page. |
| 183 | + </para> |
| 184 | + </listitem> |
| 185 | + </varlistentry> |
| 186 | + </variablelist> |
| 187 | + </sect2> |
| 188 | + |
| 189 | + <sect2> |
| 190 | + <title>B-tree Functions</title> |
| 191 | + |
| 192 | + <variablelist> |
164 | 193 | <varlistentry> |
165 | 194 | <term> |
166 | 195 | <function>bt_metap(relname text) returns record</function> |
@@ -261,7 +290,13 @@ test=# SELECT * FROM bt_page_items('pg_cast_oid_index', 1); |
261 | 290 | </para> |
262 | 291 | </listitem> |
263 | 292 | </varlistentry> |
| 293 | + </variablelist> |
| 294 | + </sect2> |
264 | 295 |
|
| 296 | + <sect2> |
| 297 | + <title>BRIN Functions</title> |
| 298 | + |
| 299 | + <variablelist> |
265 | 300 | <varlistentry> |
266 | 301 | <term> |
267 | 302 | <function>brin_page_type(page bytea) returns text</function> |
@@ -365,7 +400,13 @@ test=# SELECT * FROM brin_page_items(get_raw_page('brinidx', 5), |
365 | 400 | </para> |
366 | 401 | </listitem> |
367 | 402 | </varlistentry> |
| 403 | + </variablelist> |
| 404 | + </sect2> |
| 405 | + |
| 406 | + <sect2> |
| 407 | + <title>GIN Functions</title> |
368 | 408 |
|
| 409 | + <variablelist> |
369 | 410 | <varlistentry> |
370 | 411 | <term> |
371 | 412 | <function>gin_metapage_info(page bytea) returns record</function> |
@@ -449,29 +490,6 @@ test=# SELECT first_tid, nbytes, tids[0:5] AS some_tids |
449 | 490 | </para> |
450 | 491 | </listitem> |
451 | 492 | </varlistentry> |
452 | | - |
453 | | - <varlistentry> |
454 | | - <term> |
455 | | - <function>fsm_page_contents(page bytea) returns text</function> |
456 | | - <indexterm> |
457 | | - <primary>fsm_page_contents</primary> |
458 | | - </indexterm> |
459 | | - </term> |
460 | | - |
461 | | - <listitem> |
462 | | - <para> |
463 | | - <function>fsm_page_contents</function> shows the internal node structure |
464 | | - of a FSM page. The output is a multiline string, with one line per |
465 | | - node in the binary tree within the page. Only those nodes that are not |
466 | | - zero are printed. The so-called "next" pointer, which points to the |
467 | | - next slot to be returned from the page, is also printed. |
468 | | - </para> |
469 | | - <para> |
470 | | - See <filename>src/backend/storage/freespace/README</> for more |
471 | | - information on the structure of an FSM page. |
472 | | - </para> |
473 | | - </listitem> |
474 | | - </varlistentry> |
475 | 493 | </variablelist> |
476 | 494 | </sect2> |
477 | 495 |
|
|