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small compress/uncompress modification after monty's review

This commit is contained in:
unknown
2003-04-22 18:41:47 -04:00
parent 7c87a3f140
commit 5ab46afca6
7 changed files with 43 additions and 39 deletions

View File

@ -7,11 +7,6 @@ length(@test_compress_string)
select uncompress(compress(@test_compress_string));
uncompress(compress(@test_compress_string))
string for test compress function aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
select uncompress(@test_compress_string);
uncompress(@test_compress_string)
NULL
Warnings:
Error 1254 Too big size of uncompressed data. The maximum size is 8192. (probably, length of uncompressed data was corrupted)
select uncompressed_length(compress(@test_compress_string))=length(@test_compress_string);
uncompressed_length(compress(@test_compress_string))=length(@test_compress_string)
1
@ -33,3 +28,15 @@ select concat('|',c,'|') from t1;
concat('|',c,'|')
|d|
drop table t1;
select compress("");
compress("")
select uncompress("");
uncompress("")
select uncompress(compress(""));
uncompress(compress(""))
select uncompressed_length("");
uncompressed_length("")
0

View File

@ -7,7 +7,6 @@ select @test_compress_string:='string for test compress function aaaaaaaaaaaaaaa
select length(@test_compress_string);
select uncompress(compress(@test_compress_string));
select uncompress(@test_compress_string);
select uncompressed_length(compress(@test_compress_string))=length(@test_compress_string);
select uncompressed_length(compress(@test_compress_string));
select length(compress(@test_compress_string))<length(@test_compress_string);
@ -17,4 +16,10 @@ insert into t1 (a,b,c) values (compress(@test_compress_string),compress(@test_co
select uncompress(a) from t1;
select uncompress(b) from t1;
select concat('|',c,'|') from t1;
drop table t1;
drop table t1;
select compress("");
select uncompress("");
select uncompress(compress(""));
select uncompressed_length("");