The following schema objects are used in the OraObject and OraRef examples. Data for the following tables can be inserted with the ORAEXAMP.SQL script that is provided with the OO4O installation. CREATE TYPE ad
This section contains thecreate,insertandselectstatements for the “Test your SQL Know-How in 3 Minutes” test. You may want to test yourself before reading this page. Thecreateandinsertstatements are available in theexample schema archive. ...
the schema approach -- the key structure, object definitions and object serialization -- is intended to scale up and is an example of a design for a large data set
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"> <!-- definition of simple elements --> <xs:element name="orderperson" type="xs:string"/> <xs:element name="name" type="xs:string"/> <xs:element name="address" type="xs:string"/> <xs:element name="city" type="xs:stri...
The design pattern requires you to define a set of entity types that usually correlate to the various tables in the relational schema. Entity items are then added to the table using a compound (partition and sort) primary key. The partition key of these entity items is the attribute that un...
If you are the owner of the table, you can create an index or if you want to create index for a table in another schema then you should either have CREATE ANY INDEXsystem privilegeor index privilege on that table Logical Type of Indexes ...
BIRTHDATE 48 DATE(10) COLUMN IN CORPDATA.EMPLOYEE BONUS 48 DECIMAL(9,2) COLUMN IN CORPDATA.EMPLOYEE COMM *** COLUMN 48 68 COMM 48 DECIMAL(9,2) COLUMN IN CORPDATA.EMPLOYEE COMMI 31 DECIMAL(7,2) 48 68 CORPDATA *** SCHEMA 48
classification == NdbError::SchemaObjectExists) { printf("Event creation failed, event exists\n"); printf("dropping Event...\n"); if (myDict->dropEvent(eventName)) APIERROR(myDict->getNdbError()); // try again // Add event to database if ( myDict->createEvent(myEvent)) APIERROR(...
My config files: vschema.zip Very appreciated to any help~ helayzhang changed the title How to use a VIndex "hash" in a vschema, need a example vschema/schema. How to use a VIndex type "hash" in a vschema, need a example of vschema/schema. Mar 7, 2016 helayzhang closed thi...
("/Users/hadoop/app/spark/examples/src/main/resources/people.json") //Displays the content of the DataFrame to stdout df.show() //Print the schema in a tree format df.printSchema() //Select only the "name" column df.select("name").show() //This import is needed to use the $-...