We will be discussing Oracle indexes,types of indexes in oracle with example, and how to create index in oracle in this post. I will through light on all the options on how to create an index in oracle. I hope you will like this post. I will be looking forward tofeedback on this p...
Explore Oracle's CRM Operational CRM An operational CRM streamlines and simplifies a company’s primary business processes. In doing so, it spans marketing, sales, and customer service helping companies generate leads and convert those leads into contacts. It also provides the customer service infras...
Audit tables are discussed in detail throughout much of Oracle’s documentation and generally so in most textbooks. It is not the data, but who did what to the data and when. One type of table being seen more in applications is the metadata table (data about data). Not sure of what a...
Amazon RDS for Oracle supports extended data types. With extended data types, the maximum size is 32,767 bytes for the VARCHAR2, NVARCHAR2, and RAW data types. To use extended data types, set the MAX_STRING_SIZE parameter to EXTENDED. For more information, see Extended data types in the...
4.1. The Kinds of Types and Values There are two kinds of types in the Java programming language: primitive types (§4.2) and reference types (§4.3). There are, correspondingly, two kinds of data values that can be stored in variables, passed as arguments, returned by methods, and oper...
Oracle Database adapter for Microsoft BizTalk server throws error if Database artifacts (procedures/functions/packages) contain nested types in Oracle 18c and later versions. Status Microsoft has confirmed that this is a problem in the Micr...
Calling an Oracle stored procedure with an OUT parameter of type SYS_REFCURSOR such as the below Raw CREATE OR REPLACE PROCEDURE my_proc ( STRING_PARAM IN VARCHAR2, CURSOR_PARAM OUT SYS_REFCURSOR ) AS BEGIN OPEN CURSOR_PARAM FOR SELECT 1,2,3 FROM DUAL; -- simulate a real return END my...
Oracle database 21c introduced a newJSONdata type to provide native JSON support and improve the performance of JSON processing. PL/SQL Object Type for JSON have been updated to allow interaction with the new data type. TheJSON_OBJECT_Tconstructor supports the newJSONdata type, and there are ...
你调用的参数类型不一致导致的，还有检查参数个数 强制
Like an attribute, a formal parameter is declared with a name and datatype. However, the datatype of a parameter cannot be size-constrained. The datatype can be any Oracle type except those disallowed for attributes. (See"Attributes".) The same restrictions apply to return types. ...