[#26279] test: revert unintended changes to copy.out

Summary:
Commit 9e694b6 incorrectly touches
unrelated file src/postgres/src/test/regress/expected/copy.out.  Revert
changes to it.

Jira: DB-15624

Test Plan:
Close: #26279
Jenkins: skip

Reviewers: tnayak, #db-approvers, smishra

Reviewed By: tnayak, #db-approvers, smishra

Subscribers: yql

Differential Revision: https://phorge.dev.yugabyte.com/D42303

src/postgres/src/test/regress/expected/copy.out

@@ -1,51 +1,242 @@
--- vector
-CREATE TABLE t (val vector(3));
-INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
-CREATE TABLE t2 (val vector(3));
-\copy t TO 'results/vector.bin' WITH (FORMAT binary)
-\copy t2 FROM 'results/vector.bin' WITH (FORMAT binary)
-SELECT * FROM t2 ORDER BY val;
-   val   
----------
- [0,0,0]
- [1,1,1]
- [1,2,3]
-
-(4 rows)
-
-DROP TABLE t;
-DROP TABLE t2;
--- halfvec
-CREATE TABLE t (val halfvec(3));
-INSERT INTO t (val) VALUES ('[0,0,0]'), ('[1,2,3]'), ('[1,1,1]'), (NULL);
-CREATE TABLE t2 (val halfvec(3));
-\copy t TO 'results/halfvec.bin' WITH (FORMAT binary)
-\copy t2 FROM 'results/halfvec.bin' WITH (FORMAT binary)
-SELECT * FROM t2 ORDER BY val;
-   val   
----------
- [0,0,0]
- [1,1,1]
- [1,2,3]
-
-(4 rows)
-
-DROP TABLE t;
-DROP TABLE t2;
--- sparsevec
-CREATE TABLE t (val sparsevec(3));
-INSERT INTO t (val) VALUES ('{}/3'), ('{1:1,2:2,3:3}/3'), ('{1:1,2:1,3:1}/3'), (NULL);
-CREATE TABLE t2 (val sparsevec(3));
-\copy t TO 'results/sparsevec.bin' WITH (FORMAT binary)
-\copy t2 FROM 'results/sparsevec.bin' WITH (FORMAT binary)
-SELECT * FROM t2 ORDER BY val;
-       val       
------------------
- {}/3
- {1:1,2:1,3:1}/3
- {1:1,2:2,3:3}/3
-
-(4 rows)
-
-DROP TABLE t;
-DROP TABLE t2;
+--
+-- COPY
+--
+-- directory paths are passed to us in environment variables
+\getenv abs_srcdir PG_ABS_SRCDIR
+\getenv abs_builddir PG_ABS_BUILDDIR
+--- test copying in CSV mode with various styles
+--- of embedded line ending characters
+create temp table copytest (
+	style	text,
+	test 	text,
+	filler	int);
+insert into copytest values('DOS',E'abc\r\ndef',1);
+insert into copytest values('Unix',E'abc\ndef',2);
+insert into copytest values('Mac',E'abc\rdef',3);
+insert into copytest values(E'esc\\ape',E'a\\r\\\r\\\n\\nb',4);
+\set filename :abs_builddir '/results/copytest.csv'
+copy copytest to :'filename' csv;
+create temp table copytest2 (like copytest);
+copy copytest2 from :'filename' csv;
+select * from copytest except select * from copytest2;
+ style | test | filler 
+-------+------+--------
+(0 rows)
+
+truncate copytest2;
+--- same test but with an escape char different from quote char
+copy copytest to :'filename' csv quote '''' escape E'\\';
+copy copytest2 from :'filename' csv quote '''' escape E'\\';
+select * from copytest except select * from copytest2;
+ style | test | filler 
+-------+------+--------
+(0 rows)
+
+-- test header line feature
+create temp table copytest3 (
+	c1 int,
+	"col with , comma" text,
+	"col with "" quote"  int);
+copy copytest3 from stdin csv header;
+copy copytest3 to stdout csv header;
+c1,"col with , comma","col with "" quote"
+1,a,1
+2,b,2
+create temp table copytest4 (
+	c1 int,
+	"colname with tab: 	" text);
+copy copytest4 from stdin (header);
+copy copytest4 to stdout (header);
+c1	colname with tab: \t
+1	a
+2	b
+-- test copy from with a partitioned table
+create table parted_copytest (
+	a int,
+	b int,
+	c text
+) partition by list (b);
+create table parted_copytest_a1 (c text, b int, a int);
+create table parted_copytest_a2 (a int, c text, b int);
+alter table parted_copytest attach partition parted_copytest_a1 for values in(1);
+alter table parted_copytest attach partition parted_copytest_a2 for values in(2);
+-- We must insert enough rows to trigger multi-inserts.  These are only
+-- enabled adaptively when there are few enough partition changes.
+insert into parted_copytest select x,1,'One' from generate_series(1,1000) x;
+insert into parted_copytest select x,2,'Two' from generate_series(1001,1010) x;
+insert into parted_copytest select x,1,'One' from generate_series(1011,1020) x;
+\set filename :abs_builddir '/results/parted_copytest.csv'
+copy (select * from parted_copytest order by a) to :'filename';
+truncate parted_copytest;
+copy parted_copytest from :'filename';
+-- Ensure COPY FREEZE errors for partitioned tables.
+begin;
+truncate parted_copytest;
+copy parted_copytest from :'filename' (freeze);
+ERROR:  cannot perform COPY FREEZE on a partitioned table
+rollback;
+select tableoid::regclass,count(*),sum(a) from parted_copytest
+group by tableoid order by tableoid::regclass::name;
+      tableoid      | count |  sum   
+--------------------+-------+--------
+ parted_copytest_a1 |  1010 | 510655
+ parted_copytest_a2 |    10 |  10055
+(2 rows)
+
+truncate parted_copytest;
+-- create before insert row trigger on parted_copytest_a2
+create function part_ins_func() returns trigger language plpgsql as $$
+begin
+  return new;
+end;
+$$;
+create trigger part_ins_trig
+	before insert on parted_copytest_a2
+	for each row
+	execute procedure part_ins_func();
+copy parted_copytest from :'filename';
+select tableoid::regclass,count(*),sum(a) from parted_copytest
+group by tableoid order by tableoid::regclass::name;
+      tableoid      | count |  sum   
+--------------------+-------+--------
+ parted_copytest_a1 |  1010 | 510655
+ parted_copytest_a2 |    10 |  10055
+(2 rows)
+
+truncate table parted_copytest;
+create index on parted_copytest (b);
+drop trigger part_ins_trig on parted_copytest_a2;
+copy parted_copytest from stdin;
+-- Ensure index entries were properly added during the copy.
+select * from parted_copytest where b = 1;
+ a | b |  c   
+---+---+------
+ 1 | 1 | str1
+(1 row)
+
+select * from parted_copytest where b = 2;
+ a | b |  c   
+---+---+------
+ 2 | 2 | str2
+(1 row)
+
+drop table parted_copytest;
+--
+-- Progress reporting for COPY
+--
+create table tab_progress_reporting (
+	name text,
+	age int4,
+	location point,
+	salary int4,
+	manager name
+);
+-- Add a trigger to catch and print the contents of the catalog view
+-- pg_stat_progress_copy during data insertion.  This allows to test
+-- the validation of some progress reports for COPY FROM where the trigger
+-- would fire.
+create function notice_after_tab_progress_reporting() returns trigger AS
+$$
+declare report record;
+begin
+  -- The fields ignored here are the ones that may not remain
+  -- consistent across multiple runs.  The sizes reported may differ
+  -- across platforms, so just check if these are strictly positive.
+  with progress_data as (
+    select
+       relid::regclass::text as relname,
+       command,
+       type,
+       bytes_processed > 0 as has_bytes_processed,
+       bytes_total > 0 as has_bytes_total,
+       tuples_processed,
+       tuples_excluded
+      from pg_stat_progress_copy
+      where pid = pg_backend_pid())
+  select into report (to_jsonb(r)) as value
+    from progress_data r;
+
+  raise info 'progress: %', report.value::text;
+  return new;
+end;
+$$ language plpgsql;
+create trigger check_after_tab_progress_reporting
+	after insert on tab_progress_reporting
+	for each statement
+	execute function notice_after_tab_progress_reporting();
+-- Generate COPY FROM report with PIPE.
+copy tab_progress_reporting from stdin;
+INFO:  progress: {"type": "PIPE", "command": "COPY FROM", "relname": "tab_progress_reporting", "has_bytes_total": false, "tuples_excluded": 0, "tuples_processed": 3, "has_bytes_processed": true}
+-- Generate COPY FROM report with FILE, with some excluded tuples.
+truncate tab_progress_reporting;
+\set filename :abs_srcdir '/data/emp.data'
+copy tab_progress_reporting from :'filename'
+	where (salary < 2000);
+INFO:  progress: {"type": "FILE", "command": "COPY FROM", "relname": "tab_progress_reporting", "has_bytes_total": true, "tuples_excluded": 1, "tuples_processed": 2, "has_bytes_processed": true}
+drop trigger check_after_tab_progress_reporting on tab_progress_reporting;
+drop function notice_after_tab_progress_reporting();
+drop table tab_progress_reporting;
+-- Test header matching feature
+create table header_copytest (
+	a int,
+	b int,
+	c text
+);
+-- Make sure it works with dropped columns
+alter table header_copytest drop column c;
+alter table header_copytest add column c text;
+copy header_copytest to stdout with (header match);
+ERROR:  cannot use "match" with HEADER in COPY TO
+copy header_copytest from stdin with (header wrong_choice);
+ERROR:  header requires a Boolean value or "match"
+-- works
+copy header_copytest from stdin with (header match);
+copy header_copytest (c, a, b) from stdin with (header match);
+copy header_copytest from stdin with (header match, format csv);
+-- errors
+copy header_copytest (c, b, a) from stdin with (header match);
+ERROR:  column name mismatch in header line field 1: got "a", expected "c"
+CONTEXT:  COPY header_copytest, line 1: "a	b	c"
+copy header_copytest from stdin with (header match);
+ERROR:  column name mismatch in header line field 3: got null value ("\N"), expected "c"
+CONTEXT:  COPY header_copytest, line 1: "a	b	\N"
+copy header_copytest from stdin with (header match);
+ERROR:  wrong number of fields in header line: got 2, expected 3
+CONTEXT:  COPY header_copytest, line 1: "a	b"
+copy header_copytest from stdin with (header match);
+ERROR:  wrong number of fields in header line: got 4, expected 3
+CONTEXT:  COPY header_copytest, line 1: "a	b	c	d"
+copy header_copytest from stdin with (header match);
+ERROR:  column name mismatch in header line field 3: got "d", expected "c"
+CONTEXT:  COPY header_copytest, line 1: "a	b	d"
+SELECT * FROM header_copytest ORDER BY a;
+ a | b |  c  
+---+---+-----
+ 1 | 2 | foo
+ 3 | 4 | bar
+ 5 | 6 | baz
+(3 rows)
+
+-- Drop an extra column, in the middle of the existing set.
+alter table header_copytest drop column b;
+-- works
+copy header_copytest (c, a) from stdin with (header match);
+copy header_copytest (a, c) from stdin with (header match);
+-- errors
+copy header_copytest from stdin with (header match);
+ERROR:  wrong number of fields in header line: got 3, expected 2
+CONTEXT:  COPY header_copytest, line 1: "a	........pg.dropped.2........	c"
+copy header_copytest (a, c) from stdin with (header match);
+ERROR:  wrong number of fields in header line: got 3, expected 2
+CONTEXT:  COPY header_copytest, line 1: "a	c	b"
+SELECT * FROM header_copytest ORDER BY a;
+ a |  c  
+---+-----
+ 1 | foo
+ 3 | bar
+ 5 | baz
+ 7 | foo
+ 8 | foo
+(5 rows)
+
+drop table header_copytest;