org.apache.iceberg.spark

Class SparkSessionCatalog<T extends org.apache.spark.sql.connector.catalog.TableCatalog & org.apache.spark.sql.connector.catalog.SupportsNamespaces>

java.lang.Object

org.apache.iceberg.spark.SparkSessionCatalog<T>

Type Parameters:

T - CatalogPlugin class to avoid casting to TableCatalog and SupportsNamespaces.

All Implemented Interfaces:

org.apache.spark.sql.connector.catalog.CatalogExtension, org.apache.spark.sql.connector.catalog.CatalogPlugin, org.apache.spark.sql.connector.catalog.StagingTableCatalog, org.apache.spark.sql.connector.catalog.SupportsNamespaces, org.apache.spark.sql.connector.catalog.TableCatalog, ProcedureCatalog

public class SparkSessionCatalog<T extends org.apache.spark.sql.connector.catalog.TableCatalog & org.apache.spark.sql.connector.catalog.SupportsNamespaces>
extends java.lang.Object
implements org.apache.spark.sql.connector.catalog.CatalogExtension

A Spark catalog that can also load non-Iceberg tables.

Field Summary

Fields inherited from interface org.apache.spark.sql.connector.catalog.TableCatalog

PROP_COMMENT, PROP_LOCATION, PROP_OWNER, PROP_PROVIDER

Fields inherited from interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

PROP_COMMENT, PROP_LOCATION, PROP_OWNER

Constructor Summary

Constructors

Constructor and Description
SparkSessionCatalog()

Method Summary

Modifier and Type	Method and Description
void	alterNamespace(java.lang.String[] namespace, org.apache.spark.sql.connector.catalog.NamespaceChange... changes)
org.apache.spark.sql.connector.catalog.Table	alterTable(org.apache.spark.sql.connector.catalog.Identifier ident, org.apache.spark.sql.connector.catalog.TableChange... changes)
protected org.apache.spark.sql.connector.catalog.TableCatalog	buildSparkCatalog(java.lang.String name, org.apache.spark.sql.util.CaseInsensitiveStringMap options) Build a SparkCatalog to be used for Iceberg operations.
void	createNamespace(java.lang.String[] namespace, java.util.Map<java.lang.String,java.lang.String> metadata)
org.apache.spark.sql.connector.catalog.Table	createTable(org.apache.spark.sql.connector.catalog.Identifier ident, org.apache.spark.sql.types.StructType schema, org.apache.spark.sql.connector.expressions.Transform[] partitions, java.util.Map<java.lang.String,java.lang.String> properties)
java.lang.String[]	defaultNamespace()
boolean	dropNamespace(java.lang.String[] namespace)
boolean	dropTable(org.apache.spark.sql.connector.catalog.Identifier ident)
void	initialize(java.lang.String name, org.apache.spark.sql.util.CaseInsensitiveStringMap options)
java.lang.String[][]	listNamespaces()
java.lang.String[][]	listNamespaces(java.lang.String[] namespace)
org.apache.spark.sql.connector.catalog.Identifier[]	listTables(java.lang.String[] namespace)
java.util.Map<java.lang.String,java.lang.String>	loadNamespaceMetadata(java.lang.String[] namespace)
Procedure	loadProcedure(org.apache.spark.sql.connector.catalog.Identifier ident) Load a stored procedure by identifier.
org.apache.spark.sql.connector.catalog.Table	loadTable(org.apache.spark.sql.connector.catalog.Identifier ident)
java.lang.String	name()
void	renameTable(org.apache.spark.sql.connector.catalog.Identifier from, org.apache.spark.sql.connector.catalog.Identifier to)
void	setDelegateCatalog(org.apache.spark.sql.connector.catalog.CatalogPlugin sparkSessionCatalog)
org.apache.spark.sql.connector.catalog.StagedTable	stageCreate(org.apache.spark.sql.connector.catalog.Identifier ident, org.apache.spark.sql.types.StructType schema, org.apache.spark.sql.connector.expressions.Transform[] partitions, java.util.Map<java.lang.String,java.lang.String> properties)
org.apache.spark.sql.connector.catalog.StagedTable	stageCreateOrReplace(org.apache.spark.sql.connector.catalog.Identifier ident, org.apache.spark.sql.types.StructType schema, org.apache.spark.sql.connector.expressions.Transform[] partitions, java.util.Map<java.lang.String,java.lang.String> properties)
org.apache.spark.sql.connector.catalog.StagedTable	stageReplace(org.apache.spark.sql.connector.catalog.Identifier ident, org.apache.spark.sql.types.StructType schema, org.apache.spark.sql.connector.expressions.Transform[] partitions, java.util.Map<java.lang.String,java.lang.String> properties)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.spark.sql.connector.catalog.TableCatalog

invalidateTable, tableExists

Methods inherited from interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

namespaceExists

Constructor Detail

SparkSessionCatalog

public SparkSessionCatalog()

Method Detail

buildSparkCatalog

protected org.apache.spark.sql.connector.catalog.TableCatalog buildSparkCatalog(java.lang.String name,
                                                                                org.apache.spark.sql.util.CaseInsensitiveStringMap options)

Build a SparkCatalog to be used for Iceberg operations.

The default implementation creates a new SparkCatalog with the session catalog's name and options.

Parameters:

name - catalog name

options - catalog options

Returns:

a SparkCatalog to be used for Iceberg tables

defaultNamespace

public java.lang.String[] defaultNamespace()

Specified by:

defaultNamespace in interface org.apache.spark.sql.connector.catalog.CatalogPlugin

listNamespaces

public java.lang.String[][] listNamespaces()
                                    throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

listNamespaces in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

listNamespaces

public java.lang.String[][] listNamespaces(java.lang.String[] namespace)
                                    throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

listNamespaces in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

loadNamespaceMetadata

public java.util.Map<java.lang.String,java.lang.String> loadNamespaceMetadata(java.lang.String[] namespace)
                                                                       throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

loadNamespaceMetadata in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

createNamespace

public void createNamespace(java.lang.String[] namespace,
                            java.util.Map<java.lang.String,java.lang.String> metadata)
                     throws org.apache.spark.sql.catalyst.analysis.NamespaceAlreadyExistsException

Specified by:

createNamespace in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NamespaceAlreadyExistsException

alterNamespace

public void alterNamespace(java.lang.String[] namespace,
                           org.apache.spark.sql.connector.catalog.NamespaceChange... changes)
                    throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

alterNamespace in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

dropNamespace

public boolean dropNamespace(java.lang.String[] namespace)
                      throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

dropNamespace in interface org.apache.spark.sql.connector.catalog.SupportsNamespaces

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

listTables

public org.apache.spark.sql.connector.catalog.Identifier[] listTables(java.lang.String[] namespace)
                                                               throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

listTables in interface org.apache.spark.sql.connector.catalog.TableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

loadTable

public org.apache.spark.sql.connector.catalog.Table loadTable(org.apache.spark.sql.connector.catalog.Identifier ident)
                                                       throws org.apache.spark.sql.catalyst.analysis.NoSuchTableException

Specified by:

loadTable in interface org.apache.spark.sql.connector.catalog.TableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchTableException

createTable

public org.apache.spark.sql.connector.catalog.Table createTable(org.apache.spark.sql.connector.catalog.Identifier ident,
                                                                org.apache.spark.sql.types.StructType schema,
                                                                org.apache.spark.sql.connector.expressions.Transform[] partitions,
                                                                java.util.Map<java.lang.String,java.lang.String> properties)
                                                         throws org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException,
                                                                org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

createTable in interface org.apache.spark.sql.connector.catalog.TableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

stageCreate

public org.apache.spark.sql.connector.catalog.StagedTable stageCreate(org.apache.spark.sql.connector.catalog.Identifier ident,
                                                                      org.apache.spark.sql.types.StructType schema,
                                                                      org.apache.spark.sql.connector.expressions.Transform[] partitions,
                                                                      java.util.Map<java.lang.String,java.lang.String> properties)
                                                               throws org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException,
                                                                      org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

stageCreate in interface org.apache.spark.sql.connector.catalog.StagingTableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

stageReplace

public org.apache.spark.sql.connector.catalog.StagedTable stageReplace(org.apache.spark.sql.connector.catalog.Identifier ident,
                                                                       org.apache.spark.sql.types.StructType schema,
                                                                       org.apache.spark.sql.connector.expressions.Transform[] partitions,
                                                                       java.util.Map<java.lang.String,java.lang.String> properties)
                                                                throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException,
                                                                       org.apache.spark.sql.catalyst.analysis.NoSuchTableException

Specified by:

stageReplace in interface org.apache.spark.sql.connector.catalog.StagingTableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

org.apache.spark.sql.catalyst.analysis.NoSuchTableException

stageCreateOrReplace

public org.apache.spark.sql.connector.catalog.StagedTable stageCreateOrReplace(org.apache.spark.sql.connector.catalog.Identifier ident,
                                                                               org.apache.spark.sql.types.StructType schema,
                                                                               org.apache.spark.sql.connector.expressions.Transform[] partitions,
                                                                               java.util.Map<java.lang.String,java.lang.String> properties)
                                                                        throws org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

Specified by:

stageCreateOrReplace in interface org.apache.spark.sql.connector.catalog.StagingTableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchNamespaceException

alterTable

public org.apache.spark.sql.connector.catalog.Table alterTable(org.apache.spark.sql.connector.catalog.Identifier ident,
                                                               org.apache.spark.sql.connector.catalog.TableChange... changes)
                                                        throws org.apache.spark.sql.catalyst.analysis.NoSuchTableException

Specified by:

alterTable in interface org.apache.spark.sql.connector.catalog.TableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchTableException

dropTable

public boolean dropTable(org.apache.spark.sql.connector.catalog.Identifier ident)

Specified by:

dropTable in interface org.apache.spark.sql.connector.catalog.TableCatalog

renameTable

public void renameTable(org.apache.spark.sql.connector.catalog.Identifier from,
                        org.apache.spark.sql.connector.catalog.Identifier to)
                 throws org.apache.spark.sql.catalyst.analysis.NoSuchTableException,
                        org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException

Specified by:

renameTable in interface org.apache.spark.sql.connector.catalog.TableCatalog

Throws:

org.apache.spark.sql.catalyst.analysis.NoSuchTableException

org.apache.spark.sql.catalyst.analysis.TableAlreadyExistsException

initialize

public final void initialize(java.lang.String name,
                             org.apache.spark.sql.util.CaseInsensitiveStringMap options)

Specified by:

initialize in interface org.apache.spark.sql.connector.catalog.CatalogPlugin

setDelegateCatalog

public void setDelegateCatalog(org.apache.spark.sql.connector.catalog.CatalogPlugin sparkSessionCatalog)

Specified by:

setDelegateCatalog in interface org.apache.spark.sql.connector.catalog.CatalogExtension

name

public java.lang.String name()

Specified by:

name in interface org.apache.spark.sql.connector.catalog.CatalogPlugin

loadProcedure

public Procedure loadProcedure(org.apache.spark.sql.connector.catalog.Identifier ident)
                        throws NoSuchProcedureException

Description copied from interface: ProcedureCatalog

Load a stored procedure by identifier.

Specified by:

loadProcedure in interface ProcedureCatalog

Parameters:

ident - a stored procedure identifier

Returns:

the stored procedure's metadata

Throws:

NoSuchProcedureException - if there is no matching stored procedure