Aformat modelis a character literal that describes the format ofDATEorNUMBERdata stored in a character string. When you convert a character string into a date or number, a format model tells Oracle how to inter
The following maps a case-sensitive table name"abc"to target"abc". This only happens with a trail that was written by pre-11.2.1 Extract for SQL Server databases with a case-sensitive configuration. In this example, if the target database is Oracle Database or DB2 fallback name mapp...
The attribute can be set with SQL, ASMCMD, or ASMCA. For example: SQL> CREATE DISKGROUP data NORMAL REDUNDANCY FAILGROUP controller1 DISK '/devices/diska1' NAME diska1, ... ATTRIBUTE 'compatible.asm' = '11.2.0.3', 'content.type' = 'recovery', ... SQL> ALTER DISKGROUP data SET ATTRIB...
Compares the extracted object modules with their corresponding files in the patch directory. It also makes this type of comparison with files such as forms, reports, and SQL scripts. Backs up any product file with a more recent version in the patch directory to a subdirectory in the patch dir...
Oracle Database SQL Loader Express Mode Loading指南说 SQL*Loader Express Mode Loading for Oracle Database Oracle Database Utilities August, 2021 | Version 2.00 Copyright © 2021, Oracle and/or its affiliates
A powerful Excel import and export tool that supports MySQL, Oracle, SQL Server, PostgreSQL and more popular databases - ryjfgjl/DiLuConverter
Computing Services in Australia. With a combined 40 years of experience in Oracle development and database technology, both show battle scars with years of experience in the RDBMS, traditional Oracle development tools, as well as Oracle Application Express, Oracle JDeveloper, and good old SQL*Plus...
SQL*Loader is an Oracle-supplied utility that allows you to load data from a flat file into one or more database tables. That’s it. That’s the sole reason for SQL*Loader’s existence. The basis for almost everything you do with SQL*Loader is a file known as the control file ....
You can think of SQL macros as query templates. They return a string containing the text of your expression. The function's parameters are placeholders in this string. At parse time the database resolves the expression. It replaces the parameter placeholders with the text of the actual values...
常用的sql函数 number function abs(n) mod(m,n) power(m,n) round(m,n) sign(n) sort(n) 开平方 trunc(n,m) Date function ADD_MONTHS(d,n) LAST_DAY(d) MONTHS_BETWEEN(d1, d2) NEXT_DAY(d, char) SYSDATE ... Conversion Functions ...