詳細は、inmemory_parameters句を参照してください。 ilm_clause この句を使用すると、自動データ最適化ポリシーをtableに追加できます。 この句のセマンティクスは、CREATE TABLEおよびALTER TABLEで同じですが、追加で次の制限事項があります。CREATE TABLEに指定できるのは、ADD POLICY句のみです。こ...
CREATE OR REPLACE TYPE TP_TAB_T AS TABLE OF TP_T; CREATE OR REPLACE FUNCTION FUNC_ETL_T RETURN TP_TAB_T AS V_NAME DBMS_UTILITY.LNAME_ARRAY; V_IDX NUMBER; V_TAB_T TP_TAB_T := TP_TAB_T(); BEGIN FOR I IN (SELECT ID,NAME FROM T) LOOP DBMS_UTILITY.COMMA_TO_TABLE(I.NAME,...
FORALL i IN num_tab.FIRST .. num_tab.LAST SAVE EXCEPTIONS DELETE FROM emp WHERE sal > 500000 / num_tab(i); EXCEPTION WHEN dml_errors THEN ERRORS := SQL %BULK_EXCEPTIONS.COUNT; DBMS_OUTPUT.put_line( 'Number of errors is ' || ERRORS ); FOR i IN 1 .. ERRORS LOOP DBMS_OUTPUT.pu...
To create a relational table in your own schema, you must have the CREATE TABLE system privilege. To create a table in another user's schema, you must have the CREATE ANY TABLE system privilege. Also, the owner of the schema to contain the table must have either space quota on the tabl...
dbms_stats.gather_table_stats(User,TableName,degree => 4,cascade => true); 【如何使用dbms_stats分析统计信息?】 --创建统计信息历史保留表 sql> exec dbms_stats.create_stat_table(ownname => 'scott',stattab => 'stat_table') ; --导出整个scheme的统计信息 ...
dbms_stats.gather_schema_stats(User,estimate_percent=>100,cascade=> TRUE); dbms_stats.gather_table_stats(User,TableName,degree => 4,cascade => true); 如何使用dbms_stats分析统计信息? --创建统计信息历史保留表 sql> exec dbms_stats.create_stat_table(ownname => 'scott',stattab => 'stat_ta...
CREATE TABLE <table_name> ( <column_name1> <datatype1> <constraint1> <column_name2> <datatype2> <constraint2> <constraint-list> ) The number of characters that can make up SQL table names and column names varies by DBMS. In many cases the limit is 30 characters. The leading ch...
create table jboys engine=connect table_type=JDBC tabname=boys connection='jdbc:mysql://localhost/dbname?user=root'; The CONNECTION option is the URL used to establish the connection with the remote server. Its syntax depends on the external DBMS and in this example is the one used to con...
='select sys.dbms_standard.dictionary_obj_name from dual'; execute immediate m_stmt into m_name; if (m_owner!='MDSYS' and m_owner!='SYS' and m_type='TABLE' and m_event='CREATE') then m_stmt:='select sdo_geor_def.listAllGeoRasterFieldsStr(:1,:2) from dual'; execute immediate...
SCHEMA_EXPORT/DEFAULT_ROLE ALTER USER "LHR" DEFAULT ROLE ALL; -- new object type path: SCHEMA_EXPORT/PRE_SCHEMA/PROCACT_SCHEMA -- CONNECT LHR BEGIN sys.dbms_logrep_imp.instantiate_schema(schema_name=>SYS_CONTEXT('USERENV','CURRENT_SCHEMA'), export_db_name=>'LHR11G', inst_scn=>'1336883...