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output.txt
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F:\>set echo=off
F:\>rem TEST1.BAT - test driver for CS157B/CS167B project
F:\>rem Clean up
F:\>cl db.cpp
db.cpp
C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\INCLUDE\xlocale(341): warning C4530: C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc
C:\Program Files (x86)\Microsoft Visual Studio 14.0\VC\INCLUDE\exception(359): warning C4577: 'noexcept' used with no exception handling mode specified; termination on exception is not guaranteed. Specify /EHsc
Microsoft (R) Incremental Linker Version 14.00.23918.0
Copyright (C) Microsoft Corporation. All rights reserved.
/out:db.exe
db.obj
F:\>del dbfile.bin *.tab *.bak?
F:\>rem ==========================================================================================
F:\>rem #01 Test setup - create table + insert data
F:\>db "create table class ( student char(12), gender char(1), exams int, quiz int, total int )"
CREATE TABLE statement
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #02 Insert 15 rows of data
F:\>db "insert into class values ('siu', 'M', 480, 80, 560)"
dbfile.bin size = 228
INSERT statement
class.tab size: 56. Number of Records: 1
F:\>db "insert into class values ('Frank', 'M', 600, 100, 700)"
dbfile.bin size = 228
INSERT statement
class.tab size: 88. Number of Records: 2
F:\>db "insert into class values ('Jordon', 'M', 450, 75, 525)"
dbfile.bin size = 228
INSERT statement
class.tab size: 120. Number of Records: 3
F:\>db "insert into class values ('Jeff', 'M', 455, 60, 515)"
dbfile.bin size = 228
INSERT statement
class.tab size: 152. Number of Records: 4
F:\>db "insert into class values ('Ying', 'F', 540, 85, 625)"
dbfile.bin size = 228
INSERT statement
class.tab size: 184. Number of Records: 5
F:\>db "insert into class values ('David', 'M', 550, 83, 633)"
dbfile.bin size = 228
INSERT statement
class.tab size: 216. Number of Records: 6
F:\>db "insert into class values ('euna', 'F', 460, 75, 535)"
dbfile.bin size = 228
INSERT statement
class.tab size: 248. Number of Records: 7
F:\>db "insert into class values ('Victor', 'M', 475, 60, 535)"
dbfile.bin size = 228
INSERT statement
class.tab size: 280. Number of Records: 8
F:\>db "insert into class values ('Bad1', 'F', 200, NULL, 220)"
dbfile.bin size = 228
INSERT statement
class.tab size: 312. Number of Records: 9
F:\>db "insert into class values ('Linawati', 'F', 490, 86, 576)"
dbfile.bin size = 228
INSERT statement
class.tab size: 344. Number of Records: 10
F:\>db "insert into class values ('Bad2', 'F', 210, NULL, 225)"
dbfile.bin size = 228
INSERT statement
class.tab size: 376. Number of Records: 11
F:\>db "insert into class values ('Stephen', 'M', 520, 76, 596)"
dbfile.bin size = 228
INSERT statement
class.tab size: 408. Number of Records: 12
F:\>db "insert into class values ('Parichart', 'F', 450, 76, 526)"
dbfile.bin size = 228
INSERT statement
class.tab size: 440. Number of Records: 13
F:\>db "insert into class values ('Bad3', 'M', NULL, 15, 205)"
dbfile.bin size = 228
INSERT statement
class.tab size: 472. Number of Records: 14
F:\>db "insert into class values ('Quoc', 'M', 500, 85, 585)"
dbfile.bin size = 228
INSERT statement
class.tab size: 504. Number of Records: 15
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #dir
F:\>dir
Volume in drive F is VBOX_Project
Volume Serial Number is 0000-0801
Directory of F:\
05/15/2016 02:01 PM <DIR> p1p3
04/12/2016 03:57 PM 43,008 p1.doc
05/15/2016 02:03 PM 504 class.tab
05/12/2016 11:58 AM 8,872 test2.bat
05/12/2016 04:40 PM 78,113 db.cpp
04/14/2016 12:49 PM 45 EmbeddedSQL.sublime-project
05/12/2016 04:41 PM 20,287 p1p2.zip
05/12/2016 06:03 PM 32,429 EmbeddedSQL.sublime-workspace
05/15/2016 02:03 PM 3,666 output.txt
05/15/2016 02:03 PM 228 dbfile.bin
05/12/2016 04:41 PM <DIR> p1p2
05/12/2016 03:54 PM 926 test.bat
04/13/2016 12:27 PM <DIR> Output
05/12/2016 03:23 PM 7,335 db.h
05/15/2016 02:03 PM 147,910 db.obj
05/15/2016 02:03 PM 243,712 db.exe
05/10/2016 06:54 PM <DIR> db
05/12/2016 03:57 PM <DIR> p1p1
13 File(s) 607,515 bytes
5 Dir(s) 46,949,548,032 bytes free
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #03 & #04 Simple select * & verify headings & verify NULL display with -
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |M | 450| 75| 525|
|Jeff |M | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 550| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Bad1 |F | 200|NULL | 220|
|Linawati |F | 490| 86| 576|
|Bad2 |F | 210|NULL | 225|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Bad3 |M |NULL | 15| 205|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
15 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #05 Single row delete
F:\>rem
F:\>db "delete from class where student = 'Bad3'"
dbfile.bin size = 228
DELETE statement
1 rows deleted
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |M | 450| 75| 525|
|Jeff |M | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 550| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Bad1 |F | 200|NULL | 220|
|Linawati |F | 490| 86| 576|
|Bad2 |F | 210|NULL | 225|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
14 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #06 Delete when 0 row matched
F:\>rem
F:\>db "delete from class where student = 'Nobody'"
dbfile.bin size = 228
DELETE statement
0 rows deleted
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |M | 450| 75| 525|
|Jeff |M | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 550| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Bad1 |F | 200|NULL | 220|
|Linawati |F | 490| 86| 576|
|Bad2 |F | 210|NULL | 225|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
14 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #07 Multi-row delete, bad1 and bad2 should be deleted
F:\>rem
F:\>db "delete from class where total < 250"
dbfile.bin size = 228
DELETE statement
2 rows deleted
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |M | 450| 75| 525|
|Jeff |M | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 550| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
12 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #08 Single row update
F:\>rem
F:\>db "update class set exams = 600 where student = 'David'"
dbfile.bin size = 228
UPDATE TABLE statement
1 rows updated
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |M | 450| 75| 525|
|Jeff |M | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
12 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #09 Update with no row matched
F:\>rem
F:\>db "update class set exams = 999 where student = 'Nobody'"
dbfile.bin size = 228
UPDATE TABLE statement
0 rows updated
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #10 Multi-row updates, Jordan & Jeff are now 'F'
F:\>rem
F:\>db "update class set gender = 'F' where total < 526
dbfile.bin size = 228
UPDATE TABLE statement
2 rows updated
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |F | 450| 75| 525|
|Jeff |F | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
12 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #11 Single column select without WHERE clause
F:\>rem
F:\>db "select student from class
dbfile.bin size = 228
SELECT statement
+----------------+
|student |
+----------------+
|siu |
|Frank |
|Jordon |
|Jeff |
|Ying |
|David |
|euna |
|Victor |
|Linawati |
|Stephen |
|Parichart |
|Quoc |
+----------------+
12 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #12 Multi-column select without WHERE clause
F:\>rem
F:\>db "select total, student from class
dbfile.bin size = 228
SELECT statement
+----------------+----------------+
|total |student |
+----------------+----------------+
| 560|siu |
| 700|Frank |
| 525|Jordon |
| 515|Jeff |
| 625|Ying |
| 633|David |
| 535|euna |
| 535|Victor |
| 576|Linawati |
| 596|Stephen |
| 526|Parichart |
| 585|Quoc |
+----------------+----------------+
12 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #13 Select with WHERE clause with a single condition
F:\>rem
F:\>db "select * from class where total > 600"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|Frank |M | 600| 100| 700|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
+----------------+----------------+----------------+----------------+----------------+
3 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #14 Select with where clause and AND keyword
F:\>rem
F:\>db "select * from class where total > 570 and gender = 'M'"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|Frank |M | 600| 100| 700|
|David |M | 600| 83| 633|
|Stephen |M | 520| 76| 596|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
4 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #15 Select with where clause and OR keyword
F:\>rem
F:\>db "select * from class where total > 570 or gender = 'F'"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|Frank |M | 600| 100| 700|
|Jordon |F | 450| 75| 525|
|Jeff |F | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
|euna |F | 460| 75| 535|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
10 rows selected
F:\>db "select * from class where total > 600"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|Frank |M | 600| 100| 700|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
+----------------+----------------+----------------+----------------+----------------+
3 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #16 Select with ORDER BY clause
F:\>rem
F:\>db "select student from class order by student"
dbfile.bin size = 228
SELECT statement
+----------------+
|student |
+----------------+
Error in the string: order
rc=-199
F:\>db "select * from class order by total desc"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
Error in the string: order
rc=-199
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #17 Select with WHERE and ORDER BY clauses
F:\>rem
F:\>db "select * from class where total > 570 order by total"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|Frank |M | 600| 100| 700|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
6 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #18 Select SUM()
F:\>rem
F:\>db "select SUM(quiz) from class"
dbfile.bin size = 228
SELECT statement
+----------------+
|Sum |
+----------------+
| 941|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #19 Select SUM() with where clause
F:\>rem
F:\>db "select SUM(total) from class where total > 600"
dbfile.bin size = 228
SELECT statement
+----------------+
|Sum |
+----------------+
| 1958|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #20 Select AVG()
F:\>rem
F:\>db "select AVG(quiz) from class"
dbfile.bin size = 228
SELECT statement
+----------------+
|Average |
+----------------+
| 78|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #21 Select AVG() with where clause
F:\>rem
F:\>db "select AVG(total) from class where total > 600"
dbfile.bin size = 228
SELECT statement
+----------------+
|Average |
+----------------+
| 652|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #22 Select COUNT()
F:\>rem
F:\>db "select COUNT(*) from class"
dbfile.bin size = 228
SELECT statement
Error in the string: *
rc=-395
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #23 Select COUNT() with where clause
F:\>rem
F:\>db "select COUNT(total) from class where total > 600"
dbfile.bin size = 228
SELECT statement
+----------------+
|Count |
+----------------+
| 3|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #24 Test SUM(), AVG() when there are NULLs.
F:\>rem
F:\>db "select * from class"
dbfile.bin size = 228
SELECT statement
+----------------+----------------+----------------+----------------+----------------+
|student |gender |exams |quiz |total |
+----------------+----------------+----------------+----------------+----------------+
|siu |M | 480| 80| 560|
|Frank |M | 600| 100| 700|
|Jordon |F | 450| 75| 525|
|Jeff |F | 455| 60| 515|
|Ying |F | 540| 85| 625|
|David |M | 600| 83| 633|
|euna |F | 460| 75| 535|
|Victor |M | 475| 60| 535|
|Linawati |F | 490| 86| 576|
|Stephen |M | 520| 76| 596|
|Parichart |F | 450| 76| 526|
|Quoc |M | 500| 85| 585|
+----------------+----------------+----------------+----------------+----------------+
12 rows selected
F:\>db "update class set exams = NULL where student = 'David'"
dbfile.bin size = 228
UPDATE TABLE statement
1 rows updated
F:\>db "update class set quiz = NULL where student = 'Stephen'"
dbfile.bin size = 228
UPDATE TABLE statement
1 rows updated
F:\>db "select avg(exams) from class"
dbfile.bin size = 228
SELECT statement
+----------------+
|Average |
+----------------+
| 451|
+----------------+
1 row selected
F:\>db "select sum(quiz) from class"
dbfile.bin size = 228
SELECT statement
+----------------+
|Sum |
+----------------+
| 865|
+----------------+
1 row selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #25 Test COUNT(*), COUNT(Quiz_Total) when there are NULLs.
F:\>rem
F:\>db "select COUNT(*) from class"
dbfile.bin size = 228
SELECT statement
Error in the string: *
rc=-395
F:\>db "select COUNT(exams) from class"
dbfile.bin size = 228
SELECT statement
+----------------+
|Count |
+----------------+
| 12|
+----------------+
1 row selected
F:\>rem ==========================================================================================
F:\>rem Error Testing Section
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem Setup the table
F:\>db "create table test (col1 char(10), col2 int, col3 int not null)"
dbfile.bin size = 228
CREATE TABLE statement
F:\>db "insert into test values ( 'one', 1, 11 )"
dbfile.bin size = 372
INSERT statement
test.tab size: 48. Number of Records: 1
F:\>db "insert into test values ( 'two', 2, 22 )"
dbfile.bin size = 372
INSERT statement
test.tab size: 72. Number of Records: 2
F:\>db "select * from test"
dbfile.bin size = 372
SELECT statement
+----------------+----------------+----------------+
|col1 |col2 |col3 |
+----------------+----------------+----------------+
|one | 1| 11|
|two | 2| 22|
+----------------+----------------+----------------+
2 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #26 "syntax errors in various INSERT statement combinations"
F:\>rem
F:\>db "insert into test ( 'not_null', 1, '11' )"
dbfile.bin size = 372
INSERT statement
values keyword missing
Error in the string: (
rc=-199
F:\>db "insert into test values ( 'not_null', 1 )"
dbfile.bin size = 372
INSERT statement
Column Count doesn't match schema
Error in the string: )
rc=-191
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #27 "syntax errors in various UPDATE statement combinations"
F:\>rem
F:\>db "update test set col5 = NULL where col2 = 1"
dbfile.bin size = 372
UPDATE TABLE statement
Error in the string: NULL
rc=-393
F:\>db "update test5 set col3 = NULL where col2 = 1"
dbfile.bin size = 372
UPDATE TABLE statement
Error in the string: test5
rc=-397
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #28 "syntax errors in various SELECT statement combinations"
F:\>rem
F:\>db "select col1, * from test"
dbfile.bin size = 372
SELECT statement
Error in the string: *
rc=-395
F:\>db "select count(*) from test order by col2"
dbfile.bin size = 372
SELECT statement
Error in the string: *
rc=-395
F:\>db "select col1, count(col2) from test"
dbfile.bin size = 372
SELECT statement
Error in the string: count
rc=-395
F:\>db "select col5 from test"
dbfile.bin size = 372
SELECT statement
Error in the string: col5
rc=-393
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #29 "data type mismatch"
F:\>rem
F:\>db "insert into test values ( 'not_null', 1, 'string' )"
dbfile.bin size = 372
INSERT statement
Column should be an integer
Error in the string: string
rc=-194
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #30 NOT NULL on inserts
F:\>rem
F:\>db "insert into test values ( 'not_null', 1, NULL )"
dbfile.bin size = 372
INSERT statement
Cannot insert NULL
Error in the string: NULL
rc=-192
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #31 NOT NULL updates
F:\>rem
F:\>db "update test set col3 = NULL where col2 = 1"
dbfile.bin size = 372
UPDATE TABLE statement
Error in the string: NULL
rc=-192
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #32 Catch data type mismatch errors on WHERE clauses of update, delete, select.
F:\>rem
F:\>db "update test set col3 = 'Frank' where col2 = 2"
dbfile.bin size = 372
UPDATE TABLE statement
1 rows updated
F:\>db "delete from test where col2 = 'two'"
dbfile.bin size = 372
DELETE statement
Error in the string: two
rc=-189
F:\>db "select * from test where col1 > 200"
dbfile.bin size = 372
SELECT statement
+----------------+----------------+----------------+
|col1 |col2 |col3 |
+----------------+----------------+----------------+
+----------------+----------------+----------------+
0 rows selected
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #33. invalid data value errors.
F:\>rem
F:\>db "update test set col1 = 'stringlargerthan10' where col2 = 2"
dbfile.bin size = 372
UPDATE TABLE statement
1 rows updated
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem #34. "invalid relational operator" & "invalid aggregate function parameter" errors
F:\>rem
F:\>db "select * from test where col2 not = 100"
dbfile.bin size = 372
SELECT statement
+----------------+----------------+----------------+
|col1 |col2 |col3 |
+----------------+----------------+----------------+
|one | 1| 11|
|stringlarg | 2| 0|
+----------------+----------------+----------------+
2 rows selected
F:\>db "select AVG(col1) from test"
dbfile.bin size = 372
SELECT statement
+----------------+
|Average |
+----------------+
Error in the string: test
rc=-199
F:\>rem ------------------------------------------------------------------------------------------
F:\>rem End of test1.bat