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SQL 2021-09-14 03:42:02
difference between innodb and myisam
MYISAM: MYISAM supports Table-level Locking MyISAM designed for need of speed MyISAM does not support foreign keys hence we call MySQL with MYISAM is DBMS MyISAM stores its tables, data and indexes in diskspace using separate three different files. (tabl... Add solution -
SQL 2021-09-03 01:11:02
purge undo tablespace oracle 11g
SELECT a.tablespace_name, SIZEMB, USAGEMB, (SIZEMB - USAGEMB) AS FREEMB FROM (SELECT sum(bytes) / 1024 / 1024 AS SIZEMB, b.tablespace_name FROM dba_data_files a, dba_tablespaces b WHERE a.tablespace_name = b.tablespace_name AND b.conte... Add solution
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