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kinetica.CreateJoinTableRequest Class Reference

A set of parameters for /create/jointable. More...

+ Inheritance diagram for kinetica.CreateJoinTableRequest:
+ Collaboration diagram for kinetica.CreateJoinTableRequest:

Classes

struct  Options
 Optional parameters. More...
 

Public Member Functions

 CreateJoinTableRequest ()
 Constructs a CreateJoinTableRequest object with default parameters. More...
 
 CreateJoinTableRequest (string join_table_name, IList< string > table_names=null, IList< string > column_names=null, IList< string > expressions=null, IDictionary< string, string > options=null)
 Constructs a CreateJoinTableRequest object with the specified parameters. More...
 
- Public Member Functions inherited from kinetica.KineticaData
 KineticaData (KineticaType type)
 Constructor from Kinetica Type More...
 
 KineticaData (System.Type type=null)
 Default constructor, with optional System.Type More...
 
object Get (int fieldPos)
 Retrieve a specific property from this object More...
 
void Put (int fieldPos, object fieldValue)
 Write a specific property to this object More...
 

Properties

string join_table_name [get, set]
 Name of the join table to be created. More...
 
IList< string > table_names [get, set]
 The list of table names composing the join. More...
 
IList< string > column_names = new List<string>() [get, set]
 List of member table columns or column expressions to be included in the join. More...
 
IList< string > expressions = new List<string>() [get, set]
 An optional list of expressions to combine and filter the joined tables. More...
 
IDictionary< string, string > options = new List<string>() [get, set]
 Optional parameters. More...
 
- Properties inherited from kinetica.KineticaData
Schema Schema [get]
 Avro Schema for this class More...
 

Additional Inherited Members

- Static Public Member Functions inherited from kinetica.KineticaData
static RecordSchema SchemaFromType (System.Type t, KineticaType ktype=null)
 Create an Avro Schema from a System.Type and a KineticaType. More...
 

Detailed Description

A set of parameters for /create/jointable.


Creates a table that is the result of a SQL JOIN. For details see: join concept documentation.

Definition at line 19 of file CreateJoinTable.cs.

Constructor & Destructor Documentation

kinetica.CreateJoinTableRequest.CreateJoinTableRequest ( )
inline

Constructs a CreateJoinTableRequest object with default parameters.

Definition at line 209 of file CreateJoinTable.cs.

kinetica.CreateJoinTableRequest.CreateJoinTableRequest ( string  join_table_name,
IList< string >  table_names = null,
IList< string >  column_names = null,
IList< string >  expressions = null,
IDictionary< string, string >  options = null 
)
inline

Constructs a CreateJoinTableRequest object with the specified parameters.

Parameters
join_table_nameName of the join table to be created. Has the same naming restrictions as tables.
table_namesThe list of table names composing the join. Corresponds to a SQL statement FROM clause
column_namesList of member table columns or column expressions to be included in the join. Columns can be prefixed with 'table_id.column_name', where 'table_id' is the table name or alias. Columns can be aliased via the syntax 'column_name as alias'. Wild cards '*' can be used to include all columns across member tables or 'table_id.*' for all of a single table's columns. Columns and column expressions comprising the join must be uniquely named or aliased–therefore, the '*' wild card cannot be used if column names aren't unique across all tables.
expressionsAn optional list of expressions to combine and filter the joined tables. Corresponds to a SQL statement WHERE clause. For details see: expressions.
optionsOptional parameters.
  • collection_name Name of a collection which is to contain the join. If the collection provided is non-existent, the collection will be automatically created. If empty, then the join will be at the top level.
  • max_query_dimensions The maximum number of tables in a join that can be accessed by a query and are not equated by a foreign-key to primary-key equality predicate
  • optimize_lookups Use more memory to speed up the joining of tables. Values: true, false.
  • refresh_method Method by which the join can be refreshed when the data in underlying member tables have changed. Values: manual, on_query, on_insert.
  • refresh Do a manual refresh of the join if it exists - throws an error otherwise Values: no_refresh, refresh, full_refresh.
  • ttl Sets the TTL of the table specified in . The value must be the desired TTL in minutes.

Definition at line 278 of file CreateJoinTable.cs.

Property Documentation

IList<string> kinetica.CreateJoinTableRequest.column_names = new List<string>()
getset

List of member table columns or column expressions to be included in the join.

Columns can be prefixed with 'table_id.column_name', where 'table_id' is the table name or alias. Columns can be aliased via the syntax 'column_name as alias'. Wild cards '*' can be used to include all columns across member tables or 'table_id.*' for all of a single table's columns. Columns and column expressions comprising the join must be uniquely named or aliased–therefore, the '*' wild card cannot be used if column names aren't unique across all tables.

Definition at line 153 of file CreateJoinTable.cs.

IList<string> kinetica.CreateJoinTableRequest.expressions = new List<string>()
getset

An optional list of expressions to combine and filter the joined tables.

Corresponds to a SQL statement WHERE clause. For details see: expressions.

Definition at line 159 of file CreateJoinTable.cs.

string kinetica.CreateJoinTableRequest.join_table_name
getset

Name of the join table to be created.

Has the same naming restrictions as tables.

Definition at line 138 of file CreateJoinTable.cs.

IDictionary<string, string> kinetica.CreateJoinTableRequest.options = new List<string>()
getset

Optional parameters.

  • collection_name Name of a collection which is to contain the join. If the collection provided is non-existent, the collection will be automatically created. If empty, then the join will be at the top level.
  • max_query_dimensions The maximum number of tables in a join that can be accessed by a query and are not equated by a foreign-key to primary-key equality predicate
  • optimize_lookups Use more memory to speed up the joining of tables. Values: true, false.
  • refresh_method Method by which the join can be refreshed when the data in underlying member tables have changed. Values: manual, on_query, on_insert.
  • refresh Do a manual refresh of the join if it exists - throws an error otherwise Values: no_refresh, refresh, full_refresh.
  • ttl Sets the TTL of the table specified in . The value must be the desired TTL in minutes.

Definition at line 204 of file CreateJoinTable.cs.

IList<string> kinetica.CreateJoinTableRequest.table_names
getset

The list of table names composing the join.

Corresponds to a SQL statement FROM clause

Definition at line 142 of file CreateJoinTable.cs.


The documentation for this class was generated from the following file: