运行脚本得到一个简单的例子。CREATE TABLE "N1"."PM9_CRDT_LMT_NOTIFICATION" ( "CYCLE_CODE" NUMBER(2,0) DEFAULT 0 CONSTRAINT "PM9CRDLT_CYCLE_CODE_NN" NOT NULL ENABLE, "CYCLE_MONTH" NUMBER(2,0) CONSTRAINT "PM9CRDLT_CYCLE_MONTH_NN" NOT NULL ENABLE, "SYS_CREATION_DATE" DATE CONSTRAINT ...
v_sql :='SELECT fu.user_id, fu.user_name, fu.CREATION_DATE FROM fnd_user fu where fu.user_id = :userId'; v_cursor :=dbms_sql.open_cursor;--打开游标;dbms_sql.parse(v_cursor, v_sql, dbms_sql.native);--解析动态SQL语句;dbms_sql.bind_variable(v_cursor,':userId', s_id);--...
DBMS_DATAPUMP.GET_DUMPFILE_INFO( filename IN VARCHAR2, directory IN VARCHAR2, info_table OUT ku$_dumpfile_info, filetype OUT NUMBER); パラメータ 表47-9 GET_DUMPFILE_INFOプロシージャのパラメータ パラメータ説明 filename ディレクトリ・パス情報を持たない単純なファイル名。 direct...
('Table creation failed due to: ' || SQLERRM); END; / -- Examples of ENQUOTE_NAME showing input/output relationships BEGIN -- 'eMp' becomes '"EMP"' since it is unquoted dbms_output.put_line(DBMS_ASSERT.ENQUOTE_NAME('eMp')); END; / BEGIN -- For quoted strings, the case is ...
but column names and formatting can differ from row to row in a single table. Each column is also stored separately on disk. As opposed to traditional row-orientated storage, a wide-column store is optimal when querying data by columns, such as in recommendation engines, catalogs, fraud detec...
CREATE TABLE "N1"."PM9_CRDT_LMT_NOTIFICATION" ( "CYCLE_CODE" NUMBER(2,0) DEFAULT 0 CONSTRAINT "PM9CRDLT_CYCLE_CODE_NN" NOT NULL ENABLE, "CYCLE_MONTH" NUMBER(2,0) CONSTRAINT "PM9CRDLT_CYCLE_MONTH_NN" NOT NULL ENABLE, "SYS_CREATION_DATE" DATE CONSTRAINT "PM9CRDLT_SYS_CREATION_DAT...
For example; You can get SCOTT.EMP table create script as follows. select dbms_metadata.get_ddl('TABLE', 'EMP','SCOTT') from dual; 1. SQL> set long 100000 SQL> set head off SQL> set echo off SQL> set pagesize 0 SQL> set verify off ...
使用Online Redefinition在线重定义需要用到DBMS_REDEFINITION程序包,EXECUTE_CATALOG_ROLE角色默认被赋予该PL/SQL Package的执行权限。除了执行该程序包的权限外,用户还需要拥有以下权限: CREATE ANY TABLE ALTER ANY TABLE DROP ANY TABLE LOCK ANY TABLE SELECT ANY TABLE ...
ALTER TABLE big_table ADD ( CONSTRAINT big_table_pk PRIMARY KEY (id) ); CREATE INDEX bita_created_date_i ON big_table(created_date); CREATE INDEX bita_look_fk_i ON big_table(lookup_id); ALTER TABLE big_table ADD ( CONSTRAINT bita_look_fk FOREIGN KEY (lookup_id) REFERENCES lookup(...
Everything is in one table. How can we normalise this? We start with getting the data to First Normal Form. To apply first normal form to a database, we look at each table, one by one, and ask ourselves the following questions of it: ...