Expdp Metadata Only

take export of metadata of schema only using expdp >expdp directory=exp_dp dumpfile=j. 为data_only时,只导出对象数据,为metadata_only时,只导出对象定义. 0 - Production on Sun Aug 18 22:36:22 2013. log content=METADATA_ONLY. ESTIMATE_ONLY Calculate job estimates without performing the export. > expdp hr DIRECTORY=dpump_dir1 DUMPFILE=hr. Transportable Tablespace Mode (only the metadata for the tables and their dependent objects within a specified set of tablespaces are unloaded) Following is the way to export a full database using expdp,. expdp system/oracle ATTACH=expfull4 Export> PARALLEL=10 Export> START_JOB Export> STATUS=600 Export> CONTINUE_CLIENT Example 8 Performing a data-only table mode import The CONTENT parameter enables you to filter the data and metadata that Import loads. session_transform, 'SQLTERMINATOR', true); DBMS_METADATA. 0 not compatible with target version 18. 2 and later. Regular users nowdays usually have only CREATE SESSION priv and can export their own objects, but the import of anything requires the whole bunch of system privs like CREATE TABLE, CREATE INDEX, etc; the old (outdated. There is an oracle 11g schema with amount of data about 700 Gb. gather_table_stats(ownname=>'JAMESH',tabname=>'TEST_TABLE'); BEGIN dbms_stats. So we have much control on expdp/expdp compared to traditional exp/imp. Incorrect usage of metadata filters, can result in errors such as: ORA-39001: invalid argument value ORA-31655: no data or metadata objects selected for job UDE-00011: parameter include is incompatible…. create dump file of full db only metadata. Database compatibility must be set to 9. Expdp scott/tiger DIRECTORY= DMP DUMPFILE=a. expdp JAVA_CLASS Oracle 11g. Data Pump Export (hereinafter referred to as Export for ease of reading) is a utility for unloading data and metadata into a set of operating system files called a dump file set. 여기서 help를 타이핑하면 사용할 수 있는 명령들을. When you use partition option ( PARTITION_OPTIONS ) of DataPump you have to select below options: None - Tables will be imported such that they will look like those on the system on which the export was created. CONTENT Specifies data to unload where the valid keywords are: (ALL), DATA_ONLY, and METADATA_ONLY. dmp logfile=expdp_metadata. Valid keywords are: SKIP_CONSTRAINT_ERRORS. You need to regenerate your webutil Form or webutil. 1) コマンドライン・クライアント expdp/impdp 2) PL/SQL パッケージ DBMS_DATAPUMP (Data Pump API) 3) PL/SQL パッケージ DBMS_METADATA (メタデータ API) 【技術資料】Data Pump 概要とアーキテクチャ:Oracle Database 11g. The compatible parameter can be 10. dmp logfile=expdp_full_29062013. data_only ・・・テーブルのデータのみ; metadata_only ・・・テーブルの定義のみ; all ・・・テーブルのデータ・定義を両方; データのみインポートする場合は、「content=data_only」をimpdpに追加します。 table_exists_action. dmp CONTENT=METADATA_ONLY This command will execute a schema-mode export that will unload only the metadata associated with the hr schema. attach: If a expdp job is executing in background, user can connect with the specific job using this parameter. In 12c now it is possible to compress data_only, metadata_only, all, none Oracle database 12c uses advanced compression algorithm. dmp TABLE_EXISTS_ACTION=APPEND But I'm facing "Data will be appended but all dependent metadata will be skipped", I just want to import the metadata. DUMPFILE=scott1. Here is the export syntax to only extract the table definitions using the metadata. DMP DIRECTORY=EXP_DIR LOGFILE=USER_A_EXP. DUMPFILE=sample1. I need to take export backup for only metadata(for tablespaces,users,etc) using EXPDP. There are two sets of Oracle Export/Import utilities: [Old] Original Export/Import (exp/imp); [New] Oracle Data Pump Export/Import (expdp/impdp); In general, you should use new Oracle Data Pump utilities (available since Oracle Database 10g) because they are superior. They can be used to take database level, schema level, object level , tablespace level backups. My question is, can I use Expdp utility of Oracle10g in Oracle9i to export tablespace You cann't use "expdp" utility in Oracle 9i bcoz it is introduce in Oracle 10g with datapump option. Hi Rolutola, thanks for your response, I have tried taking out the "Full=Y" and run the script again, however it gets stuck at the same place! Here is my expdp script, hopefully this will help shed some more light :. With expdp and impdp, I can first select the tables I want to move (that will be the same as before using tables option). # EXPORT DATABASE | SCHEMA | TABLE. expdp scott/tiger dumpfile=emp_metadata. dmp schemas=testmeta logfile=testmetalog. DMP DIRECTORY=EXP_DIR LOGFILE=USER_A_EXP. allocated channel: ORA_DISK_1. To invoke this utility, you should go to the "bin" directory of your Oracle server installation and run the "expdp. ## Export METADATA ONLY: #echo;echo "CREATING A FILE CONTAINS ALL CREATION [DDL] STATEMENT OF ALL USERS|OBJECTS …";sleep 1. Suppose I have dump file of table DBACLASS. DIRECTORY Directory object to be used for dumpfiles and logfiles. Other then this the client binaries like expdp and impdp are also available. All is default. Data Export Pump utility (expdp) is designed for unloading data and metadata into a set of operating system files called a dump file set. So we have much control on expdp/expdp compared to traditional exp/imp. 時間があれば調べてみたかったのですが、よく分からず、VMを再構築して最初. log schemas=HR,SCOTT DIRECTORY=DATA_PUMP. Copy the dumpfiles in +FRA to your local disk (in case the ASM instace fails) CONTENT=METADATA. Expdp operation needs to create and maintain a master table which needs requires the physical standby database opened in read write mode. Syntax and Description : CONTENT={ALL | DATA_ONLY | METADATA_ONLY} ALL unloads both data and metadata. You can use QUERY option to export only required rows. 3,10g的METADATA_ONLY压缩大小为1159168bytes,11g相同压缩大小为1179648bytes 4,11g的ALL压缩大小仅为65536bytes 以上仅供参考,转载请声明出处www. Allow you to filter the metadata that is imported by specifying objects and object types for the current import mode. run impdp using same dumpfile you created in previous step and use SQLFILE=my_pkg. There is a way to include a "create user" statement into an export not full or alternatively to filter unwanted users from an export. Oracle utility - Data Pump expdp impdp Data Pump utility in Oracle The Data Pump Export job runs locally on a read/write instance and extracts the data and metadata from the remote read-only instance. Information regarding DGGS FGDC-compliant metadata. They can be used to take database level, schema level, object level , tablespace level backups. $ impdp atoorpu directory=DPUMP dumpfile=abc. expdp schemas=C##TESTUSER exclude=TABLE:\””IN (‘TESTTABLE3’)\”” directory=TEST_DIR dumpfile=C##TESTUSER_exclude. By default expdp creates a temporary table as a copy of the view, but with no data, to provide a source of the metadata for the export. This is the default value. The estimate is for table row data only and does not include metadata. Parallel Capabilities of Oracle Data Pump 2 Parallel Parameter The Data Pu mp Export and Import (expdp and impdp) PARALLEL parameter can be set to a value greater than one only in the Enterprise Edition of Oracle Database. Thank you for your article. Specifies data to unload. Dell Inspiron 14z (Service tag S/N: ) few months old, has Windows 8. I researched metalink and found Note 456320. expdp scott/tiger dumpfile=emp_metadata. With the export/import new technology data pump we can filter to load/unload certain objects. log content=METADATA_ONLY. 0 - Production on Sun Aug 18 22:36:22 2013. ENCRYPTION_PASSWORD. The compatible parameter can be 10. From: "Deepak Sharma" (Redacted sender "sharmakdeep_oracle" for DMARC); To: "gogala. DIRECTORY Directory object to be used for dump, log, and sql files. expdp system/oracle ATTACH=expfull4 Export> PARALLEL=10 Export> START_JOB Export> STATUS=600 Export> CONTINUE_CLIENT Example 8 Performing a data-only table mode import The CONTENT parameter enables you to filter the data and metadata that Import loads. expdp / content=metadata_only full =y directory = expdp_dir dumpfile=md. dmp CONTENT=METADATA_ONLY This command will execute a schema-mode export that will unload only the metadata associated with the hr schema. create dump file of full db only metadata. Traditional export can access files in client and server both (not using ORACLE directories). And then i need to take full database backup( only data) using EXPDP. Any help will be very appreciate. Content - metadata_only, data_only or all; Estimate - provides the estimated size of dumpfiles so space allocation can be made beforehand; Compression - ability to compress your data up to 5x; Differences. CONTENT=ALL is the default value. Whenever one has to move large amounts of data from one database to another, storage space might become an issue. To Automate the script follow below steps. TB_ABC110 \ DUMPFILE=tb_ABC110_20100601. SQL> !oerr ora 39165 39165, 00000, "Schema %s was not found. dmp nologfile=y content=metadata_only(data_only) tables=jobs,job_history • tables=table_list Specifies a table mode export where table_list is a comma-delimited list of tables to export. empdp/expdp real time scenario. The metadata item list atom holds a list of actual metadata values that are present in the metadata atom. Option 2: Use the DBMS_METADATA. Làm các công cụ/export-user-object trong pl/sql developer cung cấp một tệp sql với kích thước văn bản một nửa megabyte. ## You can export backup of database which was like certain months ago. Whereas SYSDBA is the highest privilege which usually does maintenance and critical jobs like STARTUP or SHUTDOWN. Traditional exp/imp runs on client side. The problem is that in my database there are a lot of users and the exp takes long time for export ( about 45 minutes ). some cases, we may need to take metadata of DB links and re-create them with few changes on the same db or other DB. expdp / directory=expdp_dir dumpfile=expdp_metadata. I have only one suggestion: “You have to test everything you know. log schemas=HR estimate_only=y. I want to export scheme_1 with all metadata objects + data. sql to your needs. When time or funding pressures arose, it became an easy target because its only business value was for future users, with the initial cohort already well versed in the current data. #Data_only #expdp/impdp Oracle database Unbeatable,Unbreakable Platform. ALL - both the metadata and data are compressed. 1 in dump file, ora-39000: bad dump file specification 12c, change compatible parameter oracle 12c, ora-39373, ora 39844 bad stream format detected, ora 00721 changes by release. DUMPFILE List of dump files to import from [expdat. log compression=ALL. To resolve this, you must attach to a datapump job and use kill_job. The expdp and impdp clients are thin layers that make calls to the DBMS_DATAPUMP package to initiate and monitor Data Pump operations. I learned that it is the expected behavior since 10. DUMPFILE List of dumpfiles to import from (expdat. log parallel=4 排除某個表格. 0 - Production on Sun Aug 18 22:36:22 2013. There are tables/indexes only in that schema, no procedures/packages. The dump file set can be imported only by the Data Pump Import utility. It provides parallel Export and Import utilities (expdp and impdp) and Web-based Oracle Enterprise Manager Interface. 여기서 help를 타이핑하면 사용할 수 있는 명령들을. Sometime we almost forgot about to take backup of sources like PL/SQL. I have a user (CM_MASTER) on each instance, again all configured the exact same except the instance installed locally on my laptop. Create users from 2. sql option to generate sql code. Doing expdp on that schema. To determine which object types can be named, you can use,database_export_objects and …. For example, DUMPFILE=scott1. Transportable = ALWAYS The TRANSPORTABLE=ALWAYS parameter is supplied on a table mode export (specified with the TABLES parameter) or a full mode export (specified with the FULL parameter) or a full mode network import (specified with the FULL and NETWORK_LINK parameters). expdp user/password DIRECTORY=DATA_PUMP_DIR DUMPFILE=test. It will just dump the metadata (DDL) …. See section 2. Way 1: Using strings command in unix:. You can create a temporary table with the abridged column list and export it. IMPDP can also be used to load a target database directly from a source database with no intervening dump files. -> expdp EXPUSR/EXPUSR DUMPFILE=exp_loc:scott. ATTACH Attach the client session to existing data pump jobs CONTENT Specify what to export(ALL, DATA_ONLY, METADATA_ONLY) DIRECTORY Location to write the dump file and log file. August 16, 2016 - 3:46 pm UTC. Data Pump represents metadata in the dump file set as XML documents rather than as DDL commands. (iv) Tablespace Export $ expdp test_user/test123 tablespaces=test_user_tbs directory= export _dir dumpfile=expdp_tbs. An option to circumvent this problem is to use a database link with Oracle Datapump to move the data from one database to another. But sometimes you have to use old utilities. They provide a user interface that closely resembles the original export (exp) and import (imp) utilities. log full=y directory=export. 1)export schema structure using following command [[email protected] dbs]$ expdp directory=d_dump dumpfile=scott. There is an oracle 11g schema with amount of data about 700 Gb. dmp logfile=impdp. Ogusers Database Dump. - Painstakingly build the SQL from data dictionary - Make sure captured all the grants, triggers, constraints, etc. ENCRYPTION_PASSWORD. Oracle Datapump was introduced with 10gR1 as a replacement to the classic export/import utilities. Applies to: Oracle Database - Enterprise Edition - Version 11. The CONTENT=METADATA_ONLY parameter cannot be used with the TRANSPORT_TABLESPACES (transportable-tablespace mode) parameter or with the QUERY parameter. 2 when importing metadata_only including statistics, to avoid that the automatic job gathering comes and replaces the stats by ‘0 rows’. ESTIMATE Show how much disk space each table in the export job consumes. expdp admin/xiaoliu DIRECTORY=bak DUMPFILE=full. com CONTENT parameter is used in expdp or impdp, to load/unload data only, metadata only or both. content 该选项用于指定要导出的内容. The dump file set then can be imported by the Data Pump Import utility on the same or another Oracle Database system. The worker process is named DWnn and is the process that actually performs the work, you can have a number of worker process running on the same job (parallelism). 예제 1) expdp 수행 (1) 해당 Schema Full export 로 받아 import 할 때 - Tablespace가 Source 와 Target 이 동일하게 존재할 경우 # expdp sys/password directory=temp_dir filesize=10G schemas=scott dumpfile=scott%U. 2 and later. bonus,scott. – Includes SQL*Loader, expdp, impdp, exp, imp • Views that describe available transforms – DBMS_METADATA_TRANSFORMS – DBMS_METADATA_TRANSFORM_PARAMS – DBMS_METADATA_PARSE_ITEMS What's New in Oracle Data Pump?. The tables specified in the parameter should belong to the user invoking the expdp or the user should have EXP_FULL_DATABASE if the tables are not owned by the user invoking the expdp else this might result in ORA-31631 and ORA-39109. par CONTENT=DATA_ONLY # expdp system/1239 DIRECTORY=dpump_dir2 tables=MESS_ADM. log content=METADATA_ONLY. 예) DUMPFILE=scott1. Furthermore, these parameters enable the exporting and importing of data and metadata for a complete database or for subsets of a database. A parameter file is a text file listing the parameters for Oracle 12c’s Data Pump Export or Import and setting the chosen values. 0, expdp version parameter, ora-39142: incompatible version number 4. With the export/import new technology data pump we can filter to load/unload certain objects. A user must be privileged in order to use a value greater than one for this parameter. Now let's backup our metadata using the expdp tool This command will create a dump file containing all your metadata in the DATA_PUMP_DIR location expdp system / password full = y logfile = metadata dumpfile = metadata parallel = 4 compression = all content = METADATA_ONLY Export : Release 11. So we have much control on expdp/expdp compared to traditional exp/imp. I want to copy the schema to another machine without the data which I can do with expdp usr/pwd CONTENT=metadata_only and I can import it with impdp and everyhing works tickety boo. Metadata is the spirit of an intellectual or creative asset … it is the Descriptive, Administrative, and. But impdp/expdp runs on server side. 1) but as I was really surprised about that (and also frustrated. log TRACE=1FF0300. Transportable Tablespace Mode (only the metadata for the tables and their dependent objects within a specified set of tablespaces are unloaded) Following is the way to export a full database using expdp,. Re: Re: Very slow metadata-only expdp. Export Schema without data (META DATA ONLY) expdp system/s directory=backup_dir CONTENT=METADATA_ONLY dumpfile=testmetaddl. dmp logfile=OTM_12_27NOV2013_2_imp. The dump file set contains table data, database object metadata, and control information that are written in an. dmp LOGFILE=impdp. log PARFILE=expdp. For example, DUMPFILE=scott1. Paramètre Description; DATA_OPTIONS: Data layer flags where the only valid value is: XML_CLOBS-write XML datatype in CLOB format: ENCRYPTION: Encrypt part or all of the dump file where valid keyword values are: ALL, DATA_ONLY, METADATA_ONLY, ENCRYPTED_COLUMNS_ONLY, or NONE. DUMPFILE=scott1. Expdp Multiple Job Modes Requested Schema And Tables Author: Softplicity Created Date: 8/13/2015 1:23:56 AM. (ALL), DATA_ONLY, and METADATA_ONLY. The DATA_ONLY value loads only table row data; no database object definitions (metadata) are. expdp (internally uses dbms_metadata), or metadata based approaches will work, however in the approach provided by expdp, you must. Syntax and Description : CONTENT={ALL | DATA_ONLY | METADATA_ONLY} ALL unloads both data and metadata. • Data Pump Solution -$ expdp tables=TAB1 content=metadata_only -$ impdp full=y table_exists_action=replace - Can also be used for refreshing from a repository. First i will try with a high degree parallelism , im not confortable with prallel=1 , now i know i same as default. Information regarding DGGS FGDC-compliant metadata. $ expdp system/manager schemas=theUser dumpfile=theUser. If the table is not specified then by default it will be applied to all the tables in schema. It is copied to the destination machine and is put in the d:\ directory. EXPORT/IMPORT USING DATA PUMP. We already have fully sync DR Database and we lost when we had done mistake on our work. sql include=view You can filter the views only like above, you can get everything in the schema as follows:. dmp filesize=10G #parallel=2 -- ORA-31617 in RAC if dump dir is not shared on all nodes. This master process is automatically created when either an impdp or expdp is Schema mode: This mode selects only specific schemas, all objects A partition can be added as part of an existing table. expdp user_a/[email protected] DUMPFILE=USER_A. attach: If a expdp job is executing in background, user can connect with the specific job using this parameter. "TRANSPORT_EXP_CDB_Cwfz" successfully completed at Mon May 29 14:25:57 2017 elapsed 0 00:01:31 Export completed channel ORA_DISK_1: starting full datafile backup set. 3 operated on (stored) partition numbers rather than (computed) relative partition numbers. 11g is also support data compression. IMPDP can also be used to load a target database directly from a source database with no intervening dump files. dmp job_name=abc ENCRYPTION=data_only ENCRYPTION_PASSWORD=epasswd ※ ENCRYTION 뒤에 올수 있는 값 - ALL : 모든 데이터와 메타 데이터를 암호화 한다. If you want all tables in the export to be consistent to the same point in time, you need to use the FLASHBACK_SCN or FLASHBACK_TIME parameter. First of all I would like to talk about datapump parameter. The dump file set can be imported on the same system or it can be moved to another system and loaded there. JOB_NAME Name of export job to create. ORA-39065: unexpected master process exception in DISPATCH expdp \'/ as sysdba\' estimate_only=y Above metadata table is empty which tells us that there is a. dmp, scott2. In 12c now it is possible to compress data_only, metadata_only, all, none Oracle database 12c uses advanced compression algorithm. In this example we will do export of one table but with data only (without metadata - constraint, index, trigger, statistics, grants) but only for specific date range (older than 01/01/2017) based on date in some table column and then import of that ranged table to some other. Data Pump通过指定目录对象(directory object)来控制生成的转储文件应该放在服务器哪个目录下。 使用create directory语句创建目录对象. What is Oracle Data Pump? New feature starting in Oracle Database 10g Release 1 Enables very fast bulk data and metadata movement between Oracle databases High-speed, parallel Export and Import utilities (expdp and impdp) as well as a Web-based Oracle Enterprise Manager interface Jobs can be restarted without loss of data, whether or not the stoppage was voluntary or involuntary Jobs support. 目标转储文件 (expdp. Among others provides EXPDP and IMPDP executables and a package called DBMS_DATAPUMP Use this only with combinations of ANALYZE and DBV (or RMAN) In case of corrupted table blocks found, the Alert Log shows and documents it, but the same is no visible in the command line while executing Data Pump. par & schemas=user1,user2 directory=EXPDP dumpfile=schema_name%U. Whereas SYSDBA is the highest privilege which usually does maintenance and critical jobs like STARTUP or SHUTDOWN. [[email protected] 11. The above commands would work only via parameter file and would not work on the command line. 0 not compatible with target version 18. log schemas=scott. The tables specified in the parameter should belong to the user invoking the expdp or the user should have EXP_FULL_DATABASE if the tables are not owned by the user invoking the expdp else this might result in ORA-31631 and ORA-39109. For Example, the following will export only those rows of employees tables whose salary is above 10000 and whose dept id is 10. If you need the DDL of the table, then use SQLFILE with IMPDP command as below. Originally developed to describe web resources, Dublin Core has been used to describe a variety of physical and digital resources. How does this compare with the original import? It behaves very similarly: import does not apply any metadata if the object already exists. log TRACE=1FF0300. dmp logfile=impdpberke. objects stored in user tablespaces have only their metadata unloaded by Data Pump; the data is moved transportably in the tablespace data files. dmp) 的列表,例如 dumpfile=expdp1. For example: you run the following import command, If you don’t use CONTENT parameter or use CONTENT=ALL,  then Oracle will load all data and metadata contained in the source. With direct path and parallel execution, data pump is several times faster then the traditional exp/imp. expdp schema/[email protected]:port/service dumpfile=DATA_PUMP_DIR:db_metadata. A simple example of metadata for a document might include a collection of information like the author, file size, the date the document was created, and keywords to describe the document. There is an oracle 11g schema with amount of data about 700 Gb. The expdp and impdp utility allows you to move metadata and data between Oracle databases. x geodatabase encounters Oracle errors ORA-31693, ORA-02354, ORA-00600. SYSTEM tablespaces. Export / Import (original, old) Full database export/import requires powerful privs (see EXP_FULL_DATABASE role, IMP_FULL_DATABASE role) that regular users should never have. impdp system/[email protected] schemas=test parallel=2 DIRECTORY=DATA_DUMP DUMPFILE=test_%U. For Example, the following will export only those rows of employees tables whose salary is above 10000 and whose dept id is 10. JOB_NAME Name of export job to create. expdp directory= dumpfile=expdp. Oracle 11g can encrypt all of the metadata and/or data. dmp FULL=Y. Syntax: content= [ALL]/ DATA_ONLY/METADATA_ONLY. You can ignore this step if you have the directories available already. 0 - Production on Tue Dec 20 12:03:21 2016. Although usage in and within BR*Tools is integrated and supported. DUMPFILE List of dump files to import from [expdat. Here we are going to explore few of them related to datapump which was extended and enhanced EXP/IMP which first time was introduced on Oracle 10g. Regular users nowdays usually have only CREATE SESSION priv and can export their own objects, but the import of anything requires the whole bunch of system privs like CREATE TABLE, CREATE INDEX, etc; the old (outdated. Normally, we use system to migrate data from one to another, who has pretty enough privileges for all kinds of manipulation at content-level. CONTENT Specifies data to unload. The DATA_ONLY value loads only table row data; no database object definitions (metadata) are re-created. Hi guys today i explain how to take exported backup of data_only and how to import into other schema. This is done using data filters and metadata filters, which are implemented through Import commands. Example of EXPDP with Compression expdp [email protected] directory=dbbackup dumpfile=dump. CLUSTER Utilize cluster resources and distribute workers across the Oracle RAC. DIRECTORY Directory object to be used for dumpfiles and logfiles. ATTACH [=job name]. DATA_ONLY or METADATA_ONLY CLUSTER Utilize cluster and distribute workers across the Oracle RAC. A full schema export (metadata and contents) would indeed look like: expdp user / pass schemas =< schemaname > directory = dumpdir \ dumpfile =< schemaname >. expdp content(ALL:对象+导出数据行,DATA_ONLY:只导出对象,METADATA_ONLY:只导出数据的记录) (5) expdp是[10g]的新特性而且只能在服务器执行。 而exp/imp是通用的。. The expdp and impdp utility allows you to move metadata and data between Oracle databases. ORA-39166 or ORA-31655 on Datapump Export With Content=DATA_ONLY (Doc ID 2089246. Applies to: Oracle Database - Enterprise Edition - Version 11. Data Pump Export (hereinafter referred to as Export for ease of reading) is a utility for unloading data and metadata into a set of operating system files called a dump file set. dmp logfile=DATA_PUMP_DIR:db_expdp. In this process the laptop seemingly locked up and was. expdp ORCL DIRECTORY=dpump_dir1 DUMPFILE=ORCL. We should never stop working on ourselves. dmp logfile=expdp. Other then this the client binaries like expdp and impdp are also available. log schemas= include=DB_linkand create an sqlfile withimpdp directory= dumpfile=expdp. Shell script to EXPDP / SCP and IMPDP. eg \oracle\product\11. attach: If a expdp job is executing in background, user can connect with the specific job using this parameter. log parallel=4 排除某個表格. dmp filesize=10G #parallel=2 -- ORA-31617 in RAC if dump dir is not shared on all nodes. Import can only read a file created by Export and IMPDP can only read a file created by EXPDP. Apply IT ORACLE DATABASE Engineer, MICRON TECHNOLOGY in Hyderabad/ Secunderabad for 3 - 10 year of Experience on TimesJobs. log compression=ALL. Similarly, impdp can only read files generated by expdp. 예) DUMPFILE=scott1. DUMPFILE=scott1. It has more enhancements than the traditional exp/imp utilities. So we have an option in expdp to export standby database. content=data_only CONTENT={ALL | DATA_ONLY | METADATA_ONLY} ALL loads any data and metadata contained in the source. expdp test/test directory=expdp_dir logfile=test_dmp. Both network export and import use database links to communicate with the remote source. IMPDP/EXPDP: Attaching to a running Job Occasionally we might want to kill a long running Oracle import jobs ,we do it using kill -p But when this (kill -p) is done for a datapump job, it doesn’t completely kill the job and locks up the underlying db objects. CM_MASTER has: unlimited space quotas on both tablespaces (where applicable). All is default. expdp / schemas=SCOTT include=TABLE:”IN (‘EMP’, ‘DEPT’)” directory=TEST_DIR dumpfile=SCOTT. This script is created for SUN Solaris (no change requried) and RHEL (a small change will be required). IMPDP/EXPDP: Attaching to a running Job February 16, 2012 Occasionally we might want to kill a long running Oracle import jobs ,we do it using kill -p But when this (kill -p) is done for a datapump job, it doesn’t completely kill the job and locks up the underlying db objects. dmp job_name=abc ENCRYPTION=data_only ENCRYPTION_PASSWORD=epasswd ※ ENCRYTION 뒤에 올수 있는 값 - ALL : 모든 데이터와 메타 데이터를 암호화 한다. I can't help but wonder if you can bridge the gap by installing ArcSDE in the 11g instance, capture the DDL to recreate the tables, then import them, as three discrete steps. So we have much control on expdp/expdp compared to traditional exp/imp. 2 or higher. Follow these steps to run a Data Pump Export with this parameter file: Type the parameter file into a text …. - If EXPDP was selected to export the data, the script will automatically calculate the degree of parallelism based on the number of core CPUs on the server. In above post I have showed how we can get DDL from dumpfile that was taken by EXPDP. dmp logfile=abc_imp_trunc. Transportable Tablespace Mode (only the metadata for the tables and their dependent objects within a specified set of tablespaces are unloaded) Following is the way to export a full database using expdp,. Компјутераш блог Blog. Furthermore, these parameters enable the exporting and importing of data and metadata for a complete database or for subsets of a database. METADATA_ONLY You can load only database object metadata (definition) without table row data. The metadata item list atom holds a list of actual metadata values that are present in the metadata atom. DUMPFILE List of dump files to import from [expdat. log dumpfile=content120514. Performing a data-only table mode import The CONTENT parameter enables you to filter the data and metadata that Import loads. The source can be a full, schema, tablespace, or table-mode export dump file set or another database. The expdp and impdp are located in the ORACLE_HOME/bin folder and should be executed with the OS account which runs the Oracle DB. starting 11g i got enhanced. dmp CONTENT=METADATA_ONLY DATA_ONLY loads only table row data into existing tables; no database objects are created. We can use expdp parameter NETWORK_LINK from any non standby database to export database. This so-called 'Metadata filtering' is implemented through the EXCLUDE and INCLUDE parameters. log parallel=4 排除某個表格. COMPRESSION -Values are METADATA_ONLY and NONE. dmp, scott2. It is documented in DataPump Import Without Data Locks Table Statistics (Doc ID 415081. Dear all, I am trying to perform schemas refresh of my development database with my production database. Regular users nowdays usually have only CREATE SESSION priv and can export their own objects, but the import of anything requires the whole bunch of system privs like CREATE TABLE, CREATE INDEX, etc; the old (outdated. ORACLE 11G EXPDP AND IMPDP FEATURE COMPRESSION parameter in expdp METDATA_ONLY - only the metadata is compressed, This is the default setting DATA_ONLY - only the data is compressed; the metadata is left alone. Oracle Data Pump is a newer, faster and more flexible alternative to the "exp" and "imp" utilities used in previous Oracle versions. dmp content=metadata_only schemas= after that create sqlfile using impdp - >impdp directory=exp_dp dumpfile=j. If we want to export all the metadata Except few things then add 'EXCLUDE' parameter in the parfile and execute it Ex: Exclude = GRANTS,STATISTICS. If table name in upper case and db is case sensitive. 0 - 64bit Production". DATA_ONLY or METADATA_ONLY CLUSTER Utilize cluster and distribute workers across the Oracle RAC. expdp ORCL DIRECTORY=dpump_dir1 DUMPFILE=ORCL. The dump file set can be imported only by the Data Pump Import utility. This feature enables the building of complex PL/SQL rules and expressions. some cases, we may need to take metadata of DB links and re-create them with few changes on the same db or other DB. One method of limiting which columns to import is to first only export the columns you need. log impdp berke/berke schemas=berke directory=test dumpfile=berke. 为data_only时,只导出对象数据,为metadata_only时,只导出对象定义. costs CONTENT=data_only DUMPFILE=datadir2:table. I needed to export (expdp) schema from one machine and import (impdp) it to another machine. log ACCESS_METHOD – Hope you have gone through Oracle datapump Architecture & Internals as to understand this further its manadatory to know the architecture and data movement methodologies of datapump APIs. TABLE_EXISTS_ACTION in Datapump TABLE_EXISTS_ACTION during IMPORT (IMPDP) In data pump import the parameter TABLE_EXISTS_ACTION help to do the job. Now let's backup our metadata using the expdp tool This commnad will create a dump file containing all your metadata in the DATA_PUMP_DIR location expdp system / password full = y logfile = metadata dumpfile = metadata parallel = 4 compression = all content = METADATA_ONLY Export : Release 11. SQL> select OWNER_NAME,JOB_NAME,STATE from dba_datapump_jobs where JOB_NAME = 'METADATA_EXPDP'; Copy the dumpfile to the destination server and Perform similar steps with the import option. You can use QUERY option to export only required rows. Datapump - some tips. (If you are using a licensing agency, be sure that the agency includes this information in their comp versions as well). "Expdp" has a lot of new and important features in taking a backup, it is must faster and reliable. dmp logfile=scott_meta. Ora 11g documentation. ENCRYPTION_PASSWORD. DATA_ONLY: Only data is encrypted. Metadata Filtering with expdp. (on source). Below is an easy way to perform Shell script to EXPDP / SCP and IMPDP. Valid keyword values are: [ALL], DATA_ONLY and METADATA_ONLY. dmp logfile=trans_expdp. DATA_ONLY | METADATA_ONLY> expdp uwclass SCHEMAS=uwclass DIRECTORY=data_pump_dir DUMPFILE=demo09. Here is the export syntax to only extract the table definitions using the metadata_only argument:. 0 not compatible with target version 18. · DATA_ONLY loads only table row data into existing tables; no database objects are created. This master process is automatically created when either an impdp or expdp is Schema mode: This mode selects only specific schemas, all objects A partition can be added as part of an existing table. In this mode, only the specified tables, partitions and their dependents are exported. In addition to basic import and export functionality data pump provides a PL/SQL API and support for external tables. It is possible with the help of content=METADATA_ONLY parameter. Only the specified set of tables, partitions, and their dependent objects are unloaded. Export the metadata. RMAN Transportable tablespace bug I was a long time since I last used Transportable Tablespaces and I decided to refresh my memory and setup a test environment for Streams using TTS feature. METADATA_ONLY You can load only database object metadata (definition) without table row data. Data_Options - XML_CLOBS exports XML columns in uncompressed CLOB format. The metadata API prior to 11. Data Pump impdp expdp Full, Schema, Table Level Export / Import Syntax with Examples _____ First step is you have to create an OS level directory and database level directory for the export import activity. dmp logfile=impdpberke. Metadata is the spirit of an intellectual or creative asset … it is the Descriptive, Administrative, and. Valid keyword values are: [ALL], DATA_ONLY and METADATA_ONLY. Because, it has to setup the jobs, queues, and master table. This article provides an overview of the main Data Pump enhancements in Oracle Database 11g Release 1, including the following. log job_name=j1 5. Note that the COMPRESSION=METADATA_ONLY option for Data Pump does not require Advanced Compression, and is the default behavior. dmp logfile=test. In Oracle Database 11g, Data Pump can compress the dumpfiles while creating them by using parameter COMPRESSION in the expdp command line. par file with below commands. We can export the all the dblinks by using expdp. dmp logfile=expdpSCOTT. log schemas= include=DB_linkand create an sqlfile withimpdp directory= dumpfile=expdp. log COMPRESSION=all TABLES=C_CONS QUERY=WHERE ROWNUM < 1000 impdp admin/xiaoliu DIRECTORY=bak DUMPFILE=full. Exstimate the dumpsize and Export The schema in prod side as below using expdp expdp schemas=BTM estimate_only=Y(To estimate the schema size) expdp system/manager directory=EXPDP_DIR dumpfile=BTM. Ingeniero de Sistemas con énfasis en Infraestructura IT especialización en Gerencia de Proyectos, Instructor y Especialista Oracle Certificate 10G - 11G, 12C Experiencia Oracle 8I 9I 10G 11G 12C OCA - OCP Experiencia (Real Application Cluster) Cloud Control 12C - (Data Guard) Oracle WebLogic, Certificate ITIL V3, Experiencia en Plataformas Unix-AIX-HPUX-SUN-Linux, Admon (OAS - BEA WEBLOGIC. dmp SCHEMAS=TEST CONTENT=METADATA_ONLY LOGFILE=test. ENCRYPTION Encrypt part or all of a dump file. get_ddl(‘CONTEXT’, namespace) ddl from dba_context where schema = ‘SCOTT’ This is much cleaner and means we will only touch contexts that relate to the schemas we are currently working with. log # impdp sys/password directory=temp_dir schemas=scott job_name=imp_scott filesize=10G. expdp system/[email protected] schemas=SCOTT directory=TEST_DIR dumpfile=scott_meta. With expdp and impdp, I can first select the tables I want to move (that will be the same as before using tables option). Export Schema without data (META DATA ONLY) expdp system/s directory=backup_dir CONTENT=METADATA_ONLY dumpfile=testmetaddl. < exporting without specifying DIRECTORY option and specifying the external directory name within the file names. Exports (exp/imp) represent database metadata information as DDLs in the dump file, but in datapump, it represents in XML document format. below steps can be followed. When a job is started, a "temporary"master table is created op basis van the job_name during. A user must be privileged in order to use a value greater than one for this parameter. log content=data_only. 0 - Production on Saturday, 01 October, 2011 12:29:18. It defaults to a schema-mode export of the hr schema because no export mode is specified. dmp logfile=imp_j. It just seems too much to ask a single utility to. DUMPFILE List of dump files to import from [expdat. 该选项用于指定要导出的内容. Estimating size of HR schema without exporting objects. (ALL), DATA_ONLY, and METADATA_ONLY. First of all I would like to talk about datapump parameter. dmp, dmpdir:scott3. The TRANSPORTABLE parameter is similar to the TRANSPORT_TABLESPACES parameter available previously in that it only exports and imports metadata about a table, relying on you to manually transfer the relevent tablespace datafiles. dmp, scott2. In truncate option it will truncate the content of the existing table and insert the rows from the dump. IMPDP is a server side utility for loading an export dump file set into a target system. log parfile=para. Follow-Ups: Re: Very slow metadata-only expdp. expdp content=METADATA_ONLY directory=exp_dir dumpfile=exp_content. Example of EXPDP with Compression expdp [email protected] directory=dbbackup dumpfile=dump. Like (0) Hüseyin Bilgen Post author. Now, for do that the only think to do that I know is perform a full export of the database. dmp logfile=expdpSCOTT. You can ignore this step if you have the directories available already. - Includes SQL*Loader, expdp, impdp, exp, imp • Views that describe available transforms - DBMS_METADATA_TRANSFORMS - DBMS_METADATA_TRANSFORM_PARAMS - DBMS_METADATA_PARSE_ITEMS What's New in Oracle Data Pump?. But impdp/expdp runs on server side. - Ejecutar los siguientes comandos:. So we have much control on expdp/expdp compared to traditional exp/imp. control if only metadata. CONTENT Specifies data to load where the valid keywords are: (ALL), DATA_ONLY, and METADATA_ONLY. A Complete Cross Platform Database Migration Guide Using Import and Export Utility. Oracle Database Export Data Pump (expdp): Directory Default Setup. The Metadata Explorer UI was initially introduced as a read only UI with simpler metadata for business users offering an easy to use layout for multiple devices, including tablets. 关键字值为: (metadata_only) 和 none。 content 指定要卸载的数据, 其中有效关键字为: (all), data_only 和 metadata_only。 directory 供转储文件和日志文件使用的目录对象。 dumpfile 目标转储文件 (expdat. In this post we'll go through the internals of Datapump to see how it works. Applies to: Oracle Database - Enterprise Edition - Version 11. exp/imp – expdp/impdp Leave a comment Posted on July 4, 2016 July 13, 2016 exp/imp - expdp/impdp Export backup of schema / database in multiple directories. log schemas=scott. log sqlfile=_synonyms. It is my pleasure to share with you this customizes script which can help DBA for export/import task. This master process is automatically created when either an impdp or expdp is Schema mode: This mode selects only specific schemas, all objects A partition can be added as part of an existing table. When you use partition option ( PARTITION_OPTIONS ) of DataPump you have to select below options: None - Tables will be imported such that they will look like those on the system on which the export was created. This will not do the actual import. ALL - both the metadata and data are compressed. Complete metadata should be included not only in the high resolution files delivered to your client, but also in the low resolution comp versions that can be pulled from your website. The account used internally to access the EXFSYS schema, which is associated with the Rules Manager and Expression Filter feature. Transportable = ALWAYS The TRANSPORTABLE=ALWAYS parameter is supplied on a table mode export (specified with the TABLES parameter) or a full mode export (specified with the FULL parameter) or a full mode network import (specified with the FULL and NETWORK_LINK parameters). Valid keyword values are: ALL, DATA_ONLY, ENCRYPTED_COLUMNS_ONLY, METADATA_ONLY and NONE. In this example we will do export of one table but with data only (without metadata - constraint, index, trigger, statistics, grants) but only for specific date range (older than 01/01/2017) based on date in some table column and then import of that ranged table to some other. When a job is started, a "temporary"master table is created op basis van the job_name during. expdp ldbo/[email protected] FULL=y directory=dpump_dir1 dumpfile=apx1213. expdp user/pass SCHEMAS=userschema dumpfile=export:bbdd. DIRECTORY Directory object to be used for dump, log, and sql files. The expdp and impdp clients are thin layers that make calls to the DBMS_DATAPUMP package to initiate and monitor Data Pump operations. For example: you run the following import command, If you don’t use CONTENT parameter or use CONTENT=ALL,  then Oracle will load all data and metadata contained in the source. com CONTENT parameter is used in expdp or impdp, to load/unload data only, metadata only or both. An option to circumvent this problem is to use a database link with Oracle Datapump to move the data from one database to another. Para usar este recurso, crear un directorio en el banco de datos: - Logar como sqlplus. DUMPFILE List of dumpfiles to import from (expdat. 0 - Production on Tue Dec 20 12:03:21 2016. So we have much control on expdp/expdp compared to traditional exp/imp. In the prod. Labels: Export_Import, PL/SQL. log sqlfile=j. sql --create target user with same previlages as source schema (sys_privs and roles ) SQL> alter tablespace user_data read only; Tablespace altered. You exported schema MDLOG, did you try to export as Arup said: $ expdp content=metadata_only In classic export you would use full=y export to export DDL for tablespaces, not schema level export. (DEFAULT) NONE: Disable compression. expdp test/test schemas=TEST directory=TEST_DIR dumpfile=TEST. DMP LOGFILE=SCOTT. Hi Rolutola, thanks for your response, I have tried taking out the "Full=Y" and run the script again, however it gets stuck at the same place! Here is my expdp script, hopefully this will help shed some more light :. log content=METADATA_ONLY. The impdp utility recreates metadata defined in a Data Pump file and loads table data stored in the files on the database server. dmp logfile. For example: you run the following import command, If you don’t use CONTENT parameter or use CONTENT=ALL,  then Oracle will load all data and metadata contained in the source. The dictionary tables store partition numbers. GET_DDL Handy to complete the task. IMPDP/EXPDP: Attaching to a running Job Occasionally we might want to kill a long running Oracle import jobs ,we do it using kill -p But when this (kill -p) is done for a datapump job, it doesn’t completely kill the job and locks up the underlying db objects. Transportable Tablespace Mode (only the metadata for the tables and their dependent objects within a specified set of tablespaces are unloaded) Following is the way to export a full database using expdp,. Valid keywords are: SKIP_CONSTRAINT_ERRORS. Now let's backup our metadata using the expdp tool This commnad will create a dump file containing all your metadata in the DATA_PUMP_DIR location expdp system / password full = y logfile = metadata dumpfile = metadata parallel = 4 compression = all content = METADATA_ONLY Export : Release 11. These parameters enable the exporting and importing of data and metadata for a complete database or for subsets of a database. METADATA_ONLY: Only the metadata information is compressed. BMLS_LISTING' content=METADATA_ONLY exclude=constraint,ref_constraint,index,statisstatistics parallel=4 Export: Release 11. DATA_ONLY unloads only table row data; no…. expdp directory= dumpfile=expdp. dmp COMPRESSION=METADATA_ONLY This command will execute a schema-mode export that will compress all metadata before writing it out to the dump file, hr_comp. The dump file set can be imported only by the Data Pump Import utility. The flashback time is sysdate. Export Schema without data (META DATA ONLY) expdp system/s directory=backup_dir CONTENT=METADATA_ONLY dumpfile=testmetaddl. ), – or to be precise, it’s not about expdp syntax but what arrives there after command processing by the shell. create dump file of full db only metadata. 0 not compatible with target version 18. It won't export any of the data/rows. DUMPFILE=scott1. Try using DBMS_METADATA with a TRANSFORM to disable the storage clauses. I want to copy the schema to another machine without the data which I can do with expdp usr/pwd CONTENT=metadata_only and I can import it with impdp and everyhing works tickety boo. dmp logfile=dblink-restore_JAYDEV. To determine which object types can be named, you can use,database_export_objects and …. So, I want to export two schemas from database with condition: 1. LPX-00210: expected '<' instead of '?' The statistics included in the import may be malformed. expdpコマンド実行時にダンプファイル名を指定しないとデフォルトでexpdat. May 26, 2016 - 3:55 am UTC. • COMPATIBLE - This is the default value. And since the export only includes metadata for all the segments inside the transported files, we need to copy all metadata that resides in other tablespaces, e. dmp logfile=C##TESTUSER_meta. CONTENT Specifies data to unload where the valid keywords are: (ALL), DATA_ONLY, and METADATA_ONLY. Below Are the differences in tradionational exp/imp vs Datapump Datapump operates on a group of files called dump file sets. DATA_ONLY: Only data is encrypted. CONTENT=METADATA_ONLY # impdp system/password directory=temp_dir schemas=scott dumpfile=scott%U. When a job is started, a "temporary"master table is created op basis van the job_name during. A quick reference of expdp command line parameters vs the DBMS_DATAPUMP equivalents. dmpとなるのですが、すべてのジョブでこのファイル名としているため、アタッチしようとしてもファイルがないのでエラーとなるようです。. If you want all tables in the export to be consistent to the same point in time, you need to use the FLASHBACK_SCN or FLASHBACK_TIME parameter. It provides parallel Export and Import utilities (expdp and impdp) and Web-based Oracle Enterprise Manager Interface. Valid keyword values are: [ALL], DATA_ONLY and METADATA_ONLY. This webinar will provide an overview of results-level metadata – what it means, collection techniques, how it can be used during the creation of analysis displays, and what is needed for the define-xml to be results-level compliant. dmp logfile=OTM_12_27NOV2013_2_imp. expdp impdp partitioned table. • Data Pump Solution -$ expdp tables=TAB1 content=metadata_only -$ impdp full=y table_exists_action=replace - Can also be used for refreshing from a repository. expdp system/password DIRECTORY=expdp_dir DUMPFILE=export_name TABLES=table_name LOGFILE=log_name Autres options utiles L'option CONTENT={ALL | DATA_ONLY | METADATA_ONLY} permet de sélectionner un import des données seulement. log schemas= include=DB_link sqlfile. CM_MASTER has: unlimited space quotas on both tablespaces (where applicable). Exports (exp/imp) represent database…. [Oracle - 데이터 펌프 (Data Pump) expdp, impdp ] ※ 10g부터 제공. A user must be privileged in order to use a value greater than one for this parameter. Figure 3-4 shows the connection between keys. Exstimate the dumpsize and Export The schema in prod side as below using expdp expdp schemas=BTM estimate_only=Y(To estimate the schema size) expdp system/manager directory=EXPDP_DIR dumpfile=BTM. (on source). Although usage in and within BR*Tools is integrated and supported. log The above commands would work only via parameter file and would not work on the command. Valid keyword values are: ALL, DATA_ONLY, ENCRYPTED_COLUMNS_ONLY, METADATA_ONLY and NONE. ( 3 ) The DBMS_METADATA PL/SQL package (also known as the Metadata API) The Data Pump clients, expdp and impdp, invoke the Data Pump Export utility and Data Pump Import utility, respectively. dmp logfile=imp_j. 07/03/2017 Oracle expdp/impdp with query condition and between two schemes. 0 not compatible with target version 18. Oracle Data Pump (expdp and impdp) in Oracle Database 10g and 11g Oracle Data Pump is a newer, faster and more flexible alternative to the "exp" and "imp" utilities used in previous Oracle versions. dmp content=metadata_only schemas= after that create sqlfile using impdp - >impdp directory=exp_dp dumpfile=j. •The SYSAUX tablespace provides a centralized repository for all auxiliary database metadata that does not reside in the SYSTEM tablespace. The dump file set then can be imported by the Data Pump Import utility on the same or another Oracle Database system. Therefore, logical backups can be made with exp. Whereas SYSDBA is the highest privilege which usually does maintenance and critical jobs like STARTUP or SHUTDOWN. Expdp - Impdp: Ejemplos utiles Filed under: Backup & Recovery — mogukiller @ 9:34 am En mi día a día es muy frecuente la utilización de las herramientas que ofrece Datapump, pero en alguna ocasión he tenido que utilizar o bien la documentación o bien de google para saber la sintaxis exacta para deteminados casos. Perform a full database export with content=all or metadata_only # nohup expdp \'/as sysdba\' parfile=expdp_schema. Encrypt part or all of the dump file where valid keyword values are: ALL, DATA_ONLY, METADATA_ONLY, ENCRYPTED_COLUMNS_ONLY, or NONE. costs CONTENT=data_only DUMPFILE=datadir2:table. All is default. 예제 1) expdp 수행 (1) 해당 Schema Full export 로 받아 import 할 때 - Tablespace가 Source 와 Target 이 동일하게 존재할 경우 # expdp sys/password directory=temp_dir filesize=10G schemas=scott dumpfile=scott%U. log exclude=table exclude=index. log compression=ALL. So we have much control on expdp/expdp compared to traditional exp/imp. dump content=metadata_only 3. TRANSPORT_TABLESPACES List of tablespaces from which metadata will be loaded. dmp LOGFILE=expdp. –New option for 12. EXCLUDE=TABLE:EMP CONTENT Specifies data to unload where the valid keywords are:(ALL), DATA_ONLY, and METADATA_ONLY. To invoke this utility, you should go to the "bin" directory of your Oracle server installation and run the "expdp. Oracle DBA Tweets Learning is Fun-tastic You must stop talking about the problem and start talking about the solution, start speaking words of victory. dmp content=metadata_ only schemas=HMA_TM_PROD_GEN2_MONITOR CREATE OR REPLACE DIRECTORY DP_DIR AS '/ora_nfs/naipsoadb01/pnicon/';. log Exportación de un esquema, sin estadísticas. In a schema import, only objects owned by the specified schemas are loaded. dmp content=metadata_only 2. Home » Articles » 11g » Here. It can be used, only with IMPDP. Steps to Export Schema using Data Pump Export Utility (expdp) Step -1 : Create a Directory Object (You should be login with Admin Privilege User) The directory object is only a pointer to a physical directory, creating it does not actually create the physical directory on the file system of the database server. log dumpfile=ocmdb_scott_teable_test. This article provides an overview of the main Data Pump enhancements in Oracle Database 11g Release 1, including the following. LOGFILE=expdp_alldata_0106. • METADATA_ONLY exports only metadata. CONTENT Specifies data to unload. dmp logfile=expdp_tbs. SQL> alter tablespace test read only; Tablespace altered. The problem is that in my database there are a lot of users and the exp takes long time for export ( about 45 minutes ). Exports (exp/imp) represent database metadata information as DDLs in the dump file, but in datapump, it represents in XML document format.