IN OUT - The parameter can be referenced by the procedure or function and the value of the parameter can be overwritten by the procedure or function. The following is a simple example of a function: CREATE OR REPLACE Function FindCourse ( name_in IN varchar2 ) RETURN number IS cnumber nu...
INSTRC(string1,string2[,a][,b])返回string1中包含string2的位置。a和b是以UNICODE完全字符为单位。 INSTR2(string1,string2[,a][,b])返回string1中包含string2的位置。a和b是以UCS2代码点为单位 INSTR4(string1,string2[,a][,b])返回string1中包含string2的位置a和b是以UCS4代码点为单位。 以上函...
There are several mandatory and optional parameters in the LISTAGG function. The parameters of the LISTAGG function are: measure_expr(mandatory): This is the column (or expression) that you wish to concatenate the values of. In the example above, I used last_name. delimiter(optional): This i...
AI代码解释 CREATETABLEindex_log(ownerVARCHAR2(30),index_nameVARCHAR2(30),last_inspectedDATE,leaf_blocksNUMBER,target_sizeNUMBER,idx_layoutCLOB);ALTERTABLEindex_logADDCONSTRAINTpk_index_logPRIMARYKEY(owner,index_name);CREATETABLEindex_hist(ownerVARCHAR2(30),index_nameVARCHAR2(30),inspected_dateDATE,...
Functions automatically packages code as Docker images. Advanced developers can use Dockerfiles, install native libraries, and customize the function runtime environment. Support for all programming languages OCI Functions have native support for Python, Go, Java, Node and C#. Customers can also to ...
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Also, the PL/SQL stored procedure that a function activity calls must comply with a specific API. See:Standard API for PL/SQL Procedures Called by Function Activities. You can view the scripts that create theWF_REQDEMOstored procedure package used by the Requisition process in thedemosubdirectory...
DROP :Use to Drop Objects like DROP TABLE, DROP USER, DROP TABLESPACE, DROP FUNCTION. Etc.REPLACE :Use to Rename table names.TRUNCATE :Use to truncate (delete all rows) a table.Create To create tables, views, synonyms, sequences, functions, procedures, packages etc.Example...
Example 2-50 Simple CASE Expression 代码语言:javascript 代码运行次数:0 运行 AI代码解释 DECLAREgradeCHAR(1):='B';appraisalVARCHAR2(20);BEGINappraisal:=CASEgradeWHEN'A'THEN'Excellent'WHEN'B'THEN'Very Good'WHEN'C'THEN'Good'WHEN'D'THEN'Fair'WHEN'F'THEN'Poor'ELSE'No such grade'END;DBMS_OUTPU...
Free Function invocation Over 2 million per month US$0.0000002 Function invocation Execution Time Pricing Pay as You Go Metric First 400,000 per month Free Gigabyte memory-seconds Over 400,000 per month US$0.00001417 Gigabyte memory-seconds