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SET GLOBAL innodb_compression_level=0;
SELECT @@innodb_compression_level;
@@innodb_compression_level
0
CREATE TABLE t1 (j LONGBLOB) ENGINE = InnoDB ROW_FORMAT=COMPRESSED KEY_BLOCK_SIZE=1;
INSERT INTO t1 VALUES (repeat('abcdefghijklmnopqrstuvwxyz',200));
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
INSERT INTO t1 SELECT * from t1;
# stop the server
Variables (--variable-name=value)
and boolean options {FALSE|TRUE} Value (after reading options)
--------------------------------- ----------------------------------------
verbose TRUE
debug FALSE
count FALSE
start-page 0
end-page 0
page 0
no-check FALSE
allow-mismatches 0
write FALSE
page-type-summary FALSE
page-type-dump MYSQLTEST_VARDIR/tmp/dump.txt
per-page-details FALSE
log (No default value)
leaf FALSE
merge 0
[1]:# check the both short and long options for "help"
[2]:# Run the innochecksum when file isn't provided.
# It will print the innochecksum usage similar to --help option.
innochecksum Ver #.#.#
Copyright (c) YEAR, YEAR , Oracle, MariaDB Corporation Ab and others.
InnoDB offline file checksum utility.
Usage: innochecksum [-c] [-s <start page>] [-e <end page>] [-p <page>] [-i] [-v] [-a <allow mismatches>] [-n] [-S] [-D <page type dump>] [-l <log>] [-l] [-m <merge pages>] <filename or [-]>
See https://mariadb.com/kb/en/library/innochecksum/ for usage hints.
-?, --help Displays this help and exits.
-I, --info Synonym for --help.
-V, --version Displays version information and exits.
-v, --verbose Verbose (prints progress every 5 seconds).
https://mariadb.com/kb/en/library/creating-a-trace-file/
-c, --count Print the count of pages in the file and exits.
-s, --start-page=# Start on this page number (0 based).
-e, --end-page=# End at this page number (0 based).
-p, --page=# Check only this page (0 based).
-n, --no-check Ignore the checksum verification.
-a, --allow-mismatches=#
Maximum checksum mismatch allowed.
-w, --write Rewrite the checksum.
-S, --page-type-summary
Display a count of each page type in a tablespace.
-D, --page-type-dump=name
Dump the page type info for each page in a tablespace.
-i, --per-page-details
Print out per-page detail information.
-l, --log=name log output.
-f, --leaf Examine leaf index pages
-m, --merge=# leaf page count if merge given number of consecutive
pages
Variables (--variable-name=value)
and boolean options {FALSE|TRUE} Value (after reading options)
--------------------------------- ----------------------------------------
verbose FALSE
count FALSE
start-page 0
end-page 0
page 0
no-check FALSE
allow-mismatches 0
write FALSE
page-type-summary FALSE
page-type-dump (No default value)
per-page-details FALSE
log (No default value)
leaf FALSE
merge 0
[3]:# check the both short and long options for "count" and exit
Number of pages:#
Number of pages:#
[4]:# Print the version of innochecksum and exit
innochecksum Ver #.#.## Restart the DB server
DROP TABLE t1;
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