Class ViewTable

Field Summary

Constructor Summary

Method Summary

Constructor Details

• ViewTable

  public ViewTable(Type elementType, RelProtoDataType rowType, String viewSql, List<String> schemaPath, @Nullable List<String> viewPath)

Method Details

• viewMacro

  @Deprecated public static ViewTableMacro viewMacro(SchemaPlus schema, String viewSql, List<String> schemaPath)

  Deprecated.

• viewMacro

  @Deprecated public static ViewTableMacro viewMacro(SchemaPlus schema, String viewSql, List<String> schemaPath, @Nullable Boolean modifiable)

  Deprecated.

• viewMacro

  public static ViewTableMacro viewMacro(SchemaPlus schema, String viewSql, List<String> schemaPath, @Nullable List<String> viewPath, @Nullable Boolean modifiable)

  Table macro that returns a view.

  Parameters:

  schema - Schema the view will belong to

  viewSql - SQL query

  schemaPath - Path of schema

  modifiable - Whether view is modifiable, or null to deduce it

• getViewSql

  public String getViewSql()

  Returns the view's SQL definition.

• getSchemaPath

  public List<String> getSchemaPath()

  Returns the schema path of the view.

• getViewPath

  public @Nullable List<String> getViewPath()

  Returns the path of the view.

• getJdbcTableType

  public Schema.TableType getJdbcTableType()

  Description copied from interface: Table

  Type of table.

  Specified by:

  getJdbcTableType in interface Table

  Overrides:

  getJdbcTableType in class AbstractTable

• getRowType

  public RelDataType getRowType(RelDataTypeFactory typeFactory)

  Description copied from interface: Table

  Returns this table's row type.

  This is a struct type whose fields describe the names and types of the columns in this table.

  The implementer must use the type factory provided. This ensures that the type is converted into a canonical form; other equal types in the same query will use the same object.

  Specified by:

  getRowType in interface Table

  Parameters:

  typeFactory - Type factory with which to create the type

  Returns:

  Row type

• asQueryable

  public <T> Queryable<T> asQueryable(QueryProvider queryProvider, SchemaPlus schema, String tableName)

  Description copied from interface: QueryableTable

  Converts this table into a Queryable.

  Specified by:

  asQueryable in interface QueryableTable

• toRel

  public RelNode toRel(RelOptTable.ToRelContext context, RelOptTable relOptTable)

  Description copied from interface: TranslatableTable

  Converts this table into a relational expression.

  Specified by:

  toRel in interface TranslatableTable