oracle pin table in memory 11g

less then (1999);(5) Merge partition, note: The name of the partition after merging cannot be the name of the partition with the lower boundary value, but it can be the name of another partition.Sql>alter table Sales3 Merge partitions sp1,sp3 into partitions SP3(6) Partition switchingSql>alter table Sales3 Exchange partition SP1 with table tar_sales;Or:Sql>alter

Tags: character tab create file variable order default Max RIPCREATE Table Statement CREATE table [schema.] Table name (column datatype [DEFAULT expr][, ...]); Specify a default value for the column during the insertion ... hire_date date DEFAULT sysdate,... The default value must satisfy the data type definition of the column CREATE

Tags: Oracle 11g NULL table cannot be exportedRecently in Oracle 11G. An issue was found when importing data exports: Oracle does not export empty tables with no data. The data found that this is the case only in

The new feature of ORACLE11G's automatic memory management (Automatic Memory Management) is another important enhancement of Oracle's memory management. If this parameter is set too high, the following error prompts may appear when the instance is started: SQL*Plus: Release 11.1.0.5.0 - Beta on Sun Jul 29 08:35:28 2007 Copyright (c) 1982, 2007,

Oracle 11g table smart monthly partition before the log table more than 7 million data, involved in the log table business query speed is very slow, a month of data query is about 30 seconds, the study found that oracle has a

PS: The following are the most common basic management commands for Oracle 11g, including creating users, table spaces, permission assignments, and so on. The following commands I have verified the operation, and added my summary and instructions.1. Start the Oracle database:Switch from root to

After Oracle 11g initialization is installedNote the following points1, the password case of the problem.2. The empty table cannot export the problem. [Features of R2 version]3. The default password is valid for 180 days.How to resolve:Run Sqlplus/nologConnect/as SYSDBAalter system set SEC_CASE_SENSITIVE_LOGON=FALSE; --Change Password casealter system set DEFERRE

When Oracle 11G is exported using EXPORT, empty tables cannot be exported. There is a new feature in 11G. When the table has no data, no segment is allocated to save space. Solution: 1. insert a row and then roll back to generate a segment. This method inserts data into an empty

The new feature of Oracle 11g r2, delay segment creation, that is, the default table created from 11GR2 does not set and allocate segment, and does not occupy disk space, which sounds reasonable, space is allocated only when the first data is inserted. Test Sys @ ANBOB> conn anbob/anbob Connected. Anbob @ ANBOB>Select*FromV $ version; BANNER -------------

Label:in Oracle 11g R2, it was found that the traditional exp could not export the empty table, and then queried, find the following steps to take, notes. Oracle 11g has a new parameter: deferred_segment_creation, meaning segment delay creation, which is true by default.Wh

Today, we found that the exported tables from Oracle 11gR2 Exp are incomplete, and some non-recorded tables are not exported. I checked it online and said it was caused by the new Deferred Segment Creation of Oracle 11g R2. Check the user_tables table and find that the segment_created attribute of the

Today on the oracle11g with the EXP command to export when encountered a strange phenomenon, no data table exp is always not out, the query found this is a new feature of Oracle 11g, when the table has no data, do not allocate segment, to save space. When using the EXP command, tables without segment are not exported.W

heading off;Set echo off;Set feedback off;Set termout on;Spool C:\allocate.sql;Select ' ALTER TABLE ' | | table_name| | ' allocate extent; ' from User_tables where num_rows=0;Spool off;-----------Execute the C:\createsql.sql command as follows:-----------sql>@ C:\createsql.sql;-----------After execution, get the C:\allocate.sql file.Opening the file will see that you have already obtained a command SQL statement that allocates space for all empty tab

; ALTER TABLE aq$_kupc$datapump_quetab_i allocate extent; ' Altertable ' | | table_name| | ' allocateextent; '-----------------------------------------------------------ALTER TABLE aq$_sys$service_metrics_tab_t allocate extent;ALTER TABLE Aq$_sys$service_metrics_tab_h allocate extent;ALTER TABLE Aq$_sys$service_metri

.DBF ' autoextend off;Database altered.CREATE TABLE Spacesql> Create Tablespace TPCCDataFile '/u01/app/oracle/oradata/king/tpcc01.dbf 'Size 1024MExtent Management LocalUniform size 1M;Tablespace created.adding tablespace data filesSql> Alter Tablespace TPCCAdd datafile '/u01/app/oracle/oradata/king/tpcc02.dbf 'Size 1024M;Tablespace altered.Move a tablespace data

Edition Release11.2.0.3.0Connected asCmigdw@CMIG_TESTSQL> EXECDbms_redefinition.start_redef_table ('CMIGDW','Test_date_dim','test_date_dim2'); beginDbms_redefinition.start_redef_table ('CMIGDW','Test_date_dim','test_date_dim2');End; ORA-12089: Cannot redefine table "CMIGDW" without a primary key online. " Test_date_dim "ORA-06512: In "SYS. Dbms_redefinition ", line AboutORA-06512: In "SYS. Dbms_redefinition ", line1490ORA-06512: On line1Need to have

There was a problem querying this comment after annotating the table:Add notes to a tableComment on table emp is ' employee table ';Query commentsSelect COMMENTS from user_tab_comments where table_name= ' emp ';Results:Row not selectedChange statement:Select COMMENTS from user_tab_comments where table_name= ' EMP ';Query the results.Reason:Creating a table with C

Iv. Oracle 10g added EXPDP and IMPDP tools to export empty tables with this toolORACLEEXPDP/IMPDP Usage Explanation1) Create a logical directory that does not create a real directory in the operating system, preferably created by an administrator such as system.CreateDirectory Db_bak as ' d:\test\dump ';2) View the Management Manager directory (and see if the operating system exists, because Oracle does not

Oracle 11g import and export table method summary also said, the above method: Export: www.2cto.com Fang Yi: 1. first set oracle_sid. 2. find the bin directory. my options are D: \> cd D: \ app \ Administrator \ product \ 11.2.0 \ dbhome_1 \ BIN 3. execute exp scott/root @ jxgl21 file = D: \ t. dmp tables = (S) // S indicates the

accessed partial non-primary key values, pointing to the overflow area of the ROWID(2) Overflow part. Used to hold non-primary key values. The overflow area is stored in an overflow table space. The user can specify an overflow table space.3. Example(1) Create INDEX Organization tableSql>crate Table Students (Name varchar (primary key),ID number,Location VARCHAR