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OpenAccess SDK SQL Engine core methods for Java : Exchanging data : SetObjInfo method
 

SetObjInfo method

This method is used to return schema information about tables.
All values should be set. Set Null values as follows:
*For a string, set the value to null.
*For an integer, set the value to DAMOBJ_NOTSET.
Refer to Chapter 5 "Schema Definition and Management" in OpenAccess SDK SQL Engine Programmer's Guide for details about each of the values to set.
void SetObjInfo(
String table_qualifier,
String table_owner,
String table_name,
String table_type,
String table_path,
String table_userdata,
String function_support,
String remarks)
Table 89. Parameters for SetObjInfo When Using schemaobj_table
Parameter
Type
Description
INPUT
table_qualifier
String
The name of the database in which the table falls. Can be used to distribute tables into physically different databases. You would normally specify SCHEMA. If you want to expose this field as an empty value, then return 0 when ipGetInfo(SQL_MAX_QUALIFIER_NAME) is called and set this field value to NULL.
table_owner
String
The owner of the table. You would normally set it to SYSTEM or USER.
SYSTEM - the table is managed by the OpenAccess SDK SQL engine.
OAUSER - the table is managed by the IP.
The value for this parameter and OA_COLUMNS must match.
If you want to expose this field as an empty value, then return 0 when ip_GetInfo(SQL_MAX_OWNER_NAME) is called and set this field value to NULL.
table_name
String
The name of the table. This is how the end user refers to it.
table_type
String
Affects how the table is handled. Set to:
SYSTEM TABLE - This table is managed by the CSV IP.
TABLE - The table is managed by the IP.
TABLE FUNCTION - The table function is managed by the IP.
table_path
String
The full pathname of the file holding this table (if any). The file name by itself defaults to the current directory. You can use the relative path specifier to define a file name relative to the schema path as defined in the DataSourceIPSchemaPath data source attribute.
Place a single period (.) to indicate the schema directory.
Place a forward or backward slash and follow with the remainder of the name. For example:
./mem_db/test.dbf expands to {schema_path}/mem_db/test.dbf
where schema_path is as defined in the DataSourceIPPath data source attribute.
table_userdata
String
A place for the IP to maintain IP-specific data. The IP can read it by using the dam_describeTable function.
function_support
String
A place for the IP to maintain the functionality it supports for the table (SELECT, INSERT and so on). The OpenAccess SDK SQL engine allows a user to perform only these operations for the table.
This value is used if the GETSUPPORT function returns false for that capability.
The value in this field is specified as a hex number with the 0x convention. It is bitwise OR of the following bit masks:
IP_TABLE_SUPPORT_SELECT - 0x01
IP_TABLE_SUPPORT_INSERT - 0x02
IP_TABLE_SUPPORT_UPDATE - 0x04
IP_TABLE_SUPPORT_DELETE - 0x08
IP_TABLE_SUPPORT_SELECT_FOR_UPDATE - 0x10
For example, set this field to '0x1F' to indicate full support. This number is the result of 0x01 | 0x02 | 0x04 | 0x08 | 0x10 where the '|' indicates bitwise OR.
remarks
String
The description of the table.
RETURN
NONE

See also

*ipGetInfo
*dam_describeTable