pursueoracle.blogspot.com
PURSUE ORACLE: October 2009
http://pursueoracle.blogspot.com/2009_10_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Saturday, October 17, 2009. Import/ Export from multiple schema. Fromuser=(USER01, USER02, USER03, USER04). Touser=(USER01, USER02, USER03, USER04). Subset of a table import. Exp scott/tiger tables=emp query="where deptno=10". From sys.v $sqlarea. DO NOT e...
pursueoracle.blogspot.com
PURSUE ORACLE: November 2009
http://pursueoracle.blogspot.com/2009_11_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Monday, November 16, 2009. VARCHAR2( 10 ) and VARCHAR2( 10 CHAR). By default, when you declare a variable VARCHAR2( 10 ), Oracle allocates. 10 bytes of storage. If you use a variable-length character set (i.e. Subscribe to: Posts (Atom). Http:/ asktom....
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PURSUE ORACLE: RMAN Tutorial
http://pursueoracle.blogspot.com/2010/07/rman-tutorial.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Monday, July 26, 2010. Ability to perform incremental backups.Ability to recover one block of a datafile. Ability to perform the backup and restore with parallelization. Ability to automatically delete archived redo logs after they are backed up. With the ...
pursueoracle.blogspot.com
PURSUE ORACLE: April 2009
http://pursueoracle.blogspot.com/2009_04_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Monday, April 6, 2009. UNISTR ASCIISTR SUBSTRB LENGTHB. Select nvarchar2 field FIELD , Lenght(nvarchar2 field) LENGTH, LenghtB(nvarchar2 field) LENGTB. LengthB gives the size in bytes,. Length gives the size in characters. More use of LENGTHB. The followin...
pursueoracle.blogspot.com
PURSUE ORACLE: January 2010
http://pursueoracle.blogspot.com/2010_01_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Tuesday, January 12, 2010. Http:/ asktom.oracle.com/pls/asktom/f? P=100:11:818301469484507: : P11 QUESTION ID:146412348066. Dbms output.put line has limitation of 255 characters. Procedure p( p string in varchar2 ). L string long default p string;. Put( s ...
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PURSUE ORACLE: Index, Bitmap Index, B-Tree, IOT
http://pursueoracle.blogspot.com/2010/07/index-bitmap-index-b-tree-iot.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Sunday, July 25, 2010. Index, Bitmap Index, B-Tree, IOT. Index, Bitmap Index, B-Tree Index. Oracle's two major index types are Bitmap indexes and B-Tree indexes. Characteristic of Bitmap Indexes:. For columns with very few unique values (low cardinality).
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PURSUE ORACLE: RMAN Enhancements in Oracle Database 10g
http://pursueoracle.blogspot.com/2010/07/rman-enhancements-in-oracle-database.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Monday, July 26, 2010. RMAN Enhancements in Oracle Database 10g. RMAN Enhancements in Oracle Database 10g. Http:/ www.oracle-base.com/articles/10g/RMANEnhancements10g.php. The flash recovery area. Multiplexed online redo logs. Using this feature all change...
pursueoracle.blogspot.com
PURSUE ORACLE: December 2009
http://pursueoracle.blogspot.com/2009_12_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Monday, December 14, 2009. The SYSDATE return current date and time and the SYSTIMESTAMP function returns the system date, including fractional seconds and time zone of the database. SQL select sysdate from dual;. SQL select systimestamp from dual;. Select...
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PURSUE ORACLE: August 2010
http://pursueoracle.blogspot.com/2010_08_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Wednesday, August 4, 2010. ORA-04052: error occurred when looking up remote object SYS.DBMS UTILITY@DB10G. ORA-04052: error occurred when looking up remote object SYS.DBMS UTILITY@DB10G. The DB link part throws this error. Tried to run catalog.sql. How to ...
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PURSUE ORACLE: July 2009
http://pursueoracle.blogspot.com/2009_07_01_archive.html
Oracle Technologies not a dark-art; they work in an entirely predictable and even intuitive way. Understanding how the stuffs works moves applying taught from the realm of guesswork to that of science; so embrace the technology and read the manual…………. Friday, July 24, 2009. STARTUP FORCE has nothing to do with starting the database with bad datafiles. It starts the database just like normal STARTUP command, so if STARTUP returns errors about corrupted datafiles, so will STARTUP FORCE. SQL shutdown abort;.