MySQL :: GET THE DATABASE SIZE FROM THE MYSQL QUERY …
2008年3月20日 · SELECT table_schema "Data Base Name", sum( data_length + index_length ) / 1024 / 1024 "Data Base Size in MB" FROM information_schema.TABLES GROUP BY table_schema ; If you have question in your mind like "How to view the Free space available for my Data Base in MySQL", then run the below query:
MySQL :: How to get the database size and database free spce
2010年6月18日 · I am using mysql 5.1 and 5.0. I would like to calculate Database Disk Usage (Percentage of database disk used) and Database Disk Free Space (Actual free database volume left in MB). I am using following SQL queries: Database Disk Usage:- SELECT table_schema "Data Base Name",
MySQL :: MySQL Database size
2006年6月11日 · I had a MS Access database, it was about 2mb, I converted it to a MySQL database using hte MySQL Migration Toolkit. Each table has it's own .ibd file, the database tables are stored in InnoDB however the size of all the database files has blown out to 12mb, can someone please explain to me why this is the case? Does it seem reasonable?
MySQL :: Re: how to shrink a MySQL database
2006年10月17日 · It would be a very expensive operation for the MySQL Server to compact the used space in the tablespace file and shrink the file. Imagine if you have a 100GB tablespace file, and you want to perform a rebuild to compact it. Typically, MySQL table rebuilds require both the old and the new storage to exist simultaneously on disk during the operation.
MySQL :: Database size increased when I delete huge data
2017年11月2日 · The system use MySQL as a database. Problem: Database size has increased when I had deleted over 300,000 contents. I made javascript program and delete contents via Rest API. I don't have knowledge to operate SQL databae, so I made javascript program and operate database via Rest API. Database size has increased from 1.8GB to 7GB.
Database size calculation is slow - MySQL
2008年6月10日 · I have to find the size of a database server, currently I do this by adding the data_length and index_length fields in information_schema.tables. This seems to work fine, but when I tried it on a large production server it turns out to be rather slow (taking several minutes). Is there any faster way of finding the size?
Reduce database size - MySQL
2010年11月24日 · I'm one of the unfortunates with a 100Mb database limit. I'm holding off moving, hoping my hosts will up the limit, but my database was getting very close. So I deleted a load of old posts and topics from my PHPBB forum, hoping to see the size drop from 93Mb to something like 70Mb, but it hasn't moved at all.
MySQL :: How to find out block size of database?
2009年10月12日 · It was suggested to me that the default block size is 4096 for most MYSQL, but I wanted to be sure. Under show variables, I see the following fields which I "THINK" could be the value that I need, but I am not sure. 1) key_cache_block_size (1024) 2) transaction_alloc_block_size (8192) 3) transaction_prealloc_size (4096)
how to view table size (kb) and table info/status?? - MySQL
2010年5月24日 · Previously when using the MySQL Administrator & Query Browser Tools we could view the table sizes growing when hitting a "Refresh" button and it was great to see the various table sizes growing (kb) as items were being Inserted into tables.
MySQL :: Re: Migrate MSSQL Database (10+GB database size) to …
2022年7月22日 · The maximum row size for the used table type, not counting BLOBs, is 65535. This includes storage overhead, check the manual. You have to change some columns to TEXT or BLOBs.
- 某些结果已被删除