org.apache.beam.sdk.extensions.sql.zetasql

Class TableResolution

java.lang.Object

org.apache.beam.sdk.extensions.sql.zetasql.TableResolution

public class TableResolution
extends java.lang.Object

Utility methods to resolve a table, given a top-level Calcite schema and a table path.

Constructor Summary

Constructors

Constructor and Description
TableResolution()

Method Summary

Modifier and Type	Method and Description
static void	registerTables(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.SchemaPlus schemaPlus, java.util.List<java.util.List<java.lang.String>> tables) Registers tables that will be resolved during query analysis, so table providers can eagerly pre-load metadata.
static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.Table	resolveCalciteTable(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.SchemaPlus schemaPlus, java.util.List<java.lang.String> tablePath) Resolves tablePath according to the given schemaPlus.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TableResolution

public TableResolution()

Method Detail

resolveCalciteTable

public static org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.Table resolveCalciteTable(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.SchemaPlus schemaPlus,
                                                                                                         java.util.List<java.lang.String> tablePath)

Resolves tablePath according to the given schemaPlus.

tablePath represents a structured table name where the last component is the name of the table and all the preceding components are sub-schemas / namespaces within schemaPlus.

registerTables

public static void registerTables(org.apache.beam.vendor.calcite.v1_20_0.org.apache.calcite.schema.SchemaPlus schemaPlus,
                                  java.util.List<java.util.List<java.lang.String>> tables)

Registers tables that will be resolved during query analysis, so table providers can eagerly pre-load metadata.