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Revert "Avoid creation of the free space map for small heap relations."
This reverts commit ac88d2962a.
This commit is contained in:
Amit Kapila
@ -1,69 +1,48 @@
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CREATE EXTENSION pageinspect;
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CREATE TABLE test_rel_forks (a int);
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-- Make sure there are enough blocks in the heap for the FSM to be created.
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INSERT INTO test_rel_forks SELECT i from generate_series(1,1000) i;
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-- set up FSM and VM
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VACUUM test_rel_forks;
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CREATE TABLE test1 (a int, b int);
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INSERT INTO test1 VALUES (16777217, 131584);
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VACUUM test1; -- set up FSM
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-- The page contents can vary, so just test that it can be read
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-- successfully, but don't keep the output.
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SELECT octet_length(get_raw_page('test_rel_forks', 'main', 0)) AS main_0;
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SELECT octet_length(get_raw_page('test1', 'main', 0)) AS main_0;
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main_0
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--------
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8192
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(1 row)
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SELECT octet_length(get_raw_page('test_rel_forks', 'main', 100)) AS main_100;
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ERROR: block number 100 is out of range for relation "test_rel_forks"
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SELECT octet_length(get_raw_page('test_rel_forks', 'fsm', 0)) AS fsm_0;
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SELECT octet_length(get_raw_page('test1', 'main', 1)) AS main_1;
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ERROR: block number 1 is out of range for relation "test1"
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SELECT octet_length(get_raw_page('test1', 'fsm', 0)) AS fsm_0;
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fsm_0
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-------
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8192
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(1 row)
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SELECT octet_length(get_raw_page('test_rel_forks', 'fsm', 10)) AS fsm_10;
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ERROR: block number 10 is out of range for relation "test_rel_forks"
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SELECT octet_length(get_raw_page('test_rel_forks', 'vm', 0)) AS vm_0;
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SELECT octet_length(get_raw_page('test1', 'fsm', 1)) AS fsm_1;
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fsm_1
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-------
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8192
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(1 row)
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SELECT octet_length(get_raw_page('test1', 'vm', 0)) AS vm_0;
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vm_0
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------
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8192
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(1 row)
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SELECT octet_length(get_raw_page('test_rel_forks', 'vm', 1)) AS vm_1;
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ERROR: block number 1 is out of range for relation "test_rel_forks"
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SELECT octet_length(get_raw_page('test1', 'vm', 1)) AS vm_1;
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ERROR: block number 1 is out of range for relation "test1"
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SELECT octet_length(get_raw_page('xxx', 'main', 0));
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ERROR: relation "xxx" does not exist
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SELECT octet_length(get_raw_page('test_rel_forks', 'xxx', 0));
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SELECT octet_length(get_raw_page('test1', 'xxx', 0));
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ERROR: invalid fork name
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HINT: Valid fork names are "main", "fsm", "vm", and "init".
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SELECT * FROM fsm_page_contents(get_raw_page('test_rel_forks', 'fsm', 0));
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fsm_page_contents
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-------------------
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0: 147 +
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1: 147 +
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3: 147 +
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7: 147 +
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15: 147 +
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31: 147 +
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63: 147 +
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127: 147 +
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255: 147 +
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511: 147 +
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1023: 147 +
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2047: 147 +
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4095: 147 +
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fp_next_slot: 0 +
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(1 row)
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SELECT get_raw_page('test_rel_forks', 0) = get_raw_page('test_rel_forks', 'main', 0);
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SELECT get_raw_page('test1', 0) = get_raw_page('test1', 'main', 0);
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?column?
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----------
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t
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(1 row)
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DROP TABLE test_rel_forks;
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CREATE TABLE test1 (a int, b int);
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INSERT INTO test1 VALUES (16777217, 131584);
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SELECT pagesize, version FROM page_header(get_raw_page('test1', 0));
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pagesize | version
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----------+---------
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@ -83,6 +62,26 @@ SELECT tuple_data_split('test1'::regclass, t_data, t_infomask, t_infomask2, t_bi
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{"\\x01000001","\\x00020200"}
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(1 row)
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SELECT * FROM fsm_page_contents(get_raw_page('test1', 'fsm', 0));
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fsm_page_contents
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-------------------
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0: 254 +
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1: 254 +
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3: 254 +
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7: 254 +
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15: 254 +
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31: 254 +
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63: 254 +
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127: 254 +
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255: 254 +
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511: 254 +
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1023: 254 +
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2047: 254 +
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4095: 254 +
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fp_next_slot: 0 +
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(1 row)
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DROP TABLE test1;
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-- check that using any of these functions with a partitioned table or index
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-- would fail
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@ -1,35 +1,26 @@
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CREATE EXTENSION pageinspect;
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CREATE TABLE test_rel_forks (a int);
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-- Make sure there are enough blocks in the heap for the FSM to be created.
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INSERT INTO test_rel_forks SELECT i from generate_series(1,1000) i;
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CREATE TABLE test1 (a int, b int);
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INSERT INTO test1 VALUES (16777217, 131584);
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-- set up FSM and VM
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VACUUM test_rel_forks;
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VACUUM test1; -- set up FSM
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-- The page contents can vary, so just test that it can be read
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-- successfully, but don't keep the output.
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SELECT octet_length(get_raw_page('test_rel_forks', 'main', 0)) AS main_0;
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SELECT octet_length(get_raw_page('test_rel_forks', 'main', 100)) AS main_100;
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SELECT octet_length(get_raw_page('test1', 'main', 0)) AS main_0;
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SELECT octet_length(get_raw_page('test1', 'main', 1)) AS main_1;
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SELECT octet_length(get_raw_page('test_rel_forks', 'fsm', 0)) AS fsm_0;
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SELECT octet_length(get_raw_page('test_rel_forks', 'fsm', 10)) AS fsm_10;
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SELECT octet_length(get_raw_page('test1', 'fsm', 0)) AS fsm_0;
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SELECT octet_length(get_raw_page('test1', 'fsm', 1)) AS fsm_1;
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SELECT octet_length(get_raw_page('test_rel_forks', 'vm', 0)) AS vm_0;
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SELECT octet_length(get_raw_page('test_rel_forks', 'vm', 1)) AS vm_1;
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SELECT octet_length(get_raw_page('test1', 'vm', 0)) AS vm_0;
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SELECT octet_length(get_raw_page('test1', 'vm', 1)) AS vm_1;
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SELECT octet_length(get_raw_page('xxx', 'main', 0));
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SELECT octet_length(get_raw_page('test_rel_forks', 'xxx', 0));
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SELECT octet_length(get_raw_page('test1', 'xxx', 0));
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SELECT * FROM fsm_page_contents(get_raw_page('test_rel_forks', 'fsm', 0));
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SELECT get_raw_page('test_rel_forks', 0) = get_raw_page('test_rel_forks', 'main', 0);
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DROP TABLE test_rel_forks;
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CREATE TABLE test1 (a int, b int);
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INSERT INTO test1 VALUES (16777217, 131584);
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SELECT get_raw_page('test1', 0) = get_raw_page('test1', 'main', 0);
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SELECT pagesize, version FROM page_header(get_raw_page('test1', 0));
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@ -38,6 +29,8 @@ SELECT page_checksum(get_raw_page('test1', 0), 0) IS NOT NULL AS silly_checksum_
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SELECT tuple_data_split('test1'::regclass, t_data, t_infomask, t_infomask2, t_bits)
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FROM heap_page_items(get_raw_page('test1', 0));
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SELECT * FROM fsm_page_contents(get_raw_page('test1', 'fsm', 0));
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DROP TABLE test1;
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-- check that using any of these functions with a partitioned table or index
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