mysql_database_queries.sql
· 739 B · MySQL
Surowy
SHOW DATABASES;
USE myapp;
SHOW TABLES;
SELECT TABLE_NAME, TABLE_ROWS
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHEMA = 'myapp';
SELECT TABLE_NAME,
ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHEMA = 'myapp'
ORDER BY SIZE_MB DESC;
SELECT TABLE_NAME,
TABLE_ROWS AS RECORDS,
ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB
FROM INFORMATION_SCHEMA.TABLES
WHERE TABLE_SCHEMA = 'myapp'
ORDER BY SIZE_MB DESC;
SELECT TABLE_SCHEMA AS DATABASE_NAME,
TABLE_NAME,
TABLE_ROWS AS RECORDS,
ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB
FROM INFORMATION_SCHEMA.TABLES
ORDER BY DATABASE_NAME, SIZE_MB DESC;
| 1 | SHOW DATABASES; |
| 2 | |
| 3 | USE myapp; |
| 4 | SHOW TABLES; |
| 5 | |
| 6 | SELECT TABLE_NAME, TABLE_ROWS |
| 7 | FROM INFORMATION_SCHEMA.TABLES |
| 8 | WHERE TABLE_SCHEMA = 'myapp'; |
| 9 | |
| 10 | SELECT TABLE_NAME, |
| 11 | ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB |
| 12 | FROM INFORMATION_SCHEMA.TABLES |
| 13 | WHERE TABLE_SCHEMA = 'myapp' |
| 14 | ORDER BY SIZE_MB DESC; |
| 15 | |
| 16 | SELECT TABLE_NAME, |
| 17 | TABLE_ROWS AS RECORDS, |
| 18 | ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB |
| 19 | FROM INFORMATION_SCHEMA.TABLES |
| 20 | WHERE TABLE_SCHEMA = 'myapp' |
| 21 | ORDER BY SIZE_MB DESC; |
| 22 | |
| 23 | SELECT TABLE_SCHEMA AS DATABASE_NAME, |
| 24 | TABLE_NAME, |
| 25 | TABLE_ROWS AS RECORDS, |
| 26 | ROUND((DATA_LENGTH + INDEX_LENGTH) / 1024 / 1024, 2) AS SIZE_MB |
| 27 | FROM INFORMATION_SCHEMA.TABLES |
| 28 | ORDER BY DATABASE_NAME, SIZE_MB DESC; |
| 29 |