Use of DB2 TRUNCATE

DB2 TRUNCATE is used in DB2. There are two common methods to quickly clear data in a TABLE: alter table O_LNB_SM_USERINFO activate not logged initially with empty table; delete the table O_LNB_SM_USERINFO without logging the second import from 'empty file' of ixf messages log1.txt replace into test. replace the data in the original table with an empty file but starting from V9.7, DB2 supports TRUNCATE to quickly clear the table data Syntax :. -TABLE -.. -drop storage --.> -TRUNCATE -- + ------- + -- table-name -- + --------------- + -----------> '-reuse storage -'. -IGNORE DELETE TRIGGERS --------.> -- + ------------------------------- + ----------------------------> '-restrict when delete triggers -'. -continue identity-.> -- + ------------------- + -- IMMEDIATE ----------------------------> <drop storage: immediately releases the Data Page reuse storage: After the data is cleared, DBM manages to release the data page. Wait a moment.