org.apache.calcite.jdbc

Class CalciteMetaImpl

java.lang.Object

org.apache.calcite.avatica.MetaImpl

org.apache.calcite.jdbc.CalciteMetaImpl

All Implemented Interfaces:

org.apache.calcite.avatica.Meta

public class CalciteMetaImpl
extends org.apache.calcite.avatica.MetaImpl

Helper for implementing the getXxx methods such as AvaticaDatabaseMetaData.getTables(java.lang.String, java.lang.String, java.lang.String, java.lang.String[]).

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
private static class	CalciteMetaImpl.CalciteMetaSchema Metadata describing a Calcite schema.
private static class	CalciteMetaImpl.CalciteMetaTable Metadata describing a Calcite table.
private static class	CalciteMetaImpl.LimitIterator<E> Iterator that returns at most limit rows from an underlying Iterator.
(package private) static class	CalciteMetaImpl.MetadataTable<E> Table whose contents are metadata.

Nested classes/interfaces inherited from class org.apache.calcite.avatica.MetaImpl

org.apache.calcite.avatica.MetaImpl.ColumnNoNulls, org.apache.calcite.avatica.MetaImpl.ColumnNullable, org.apache.calcite.avatica.MetaImpl.ColumnNullableUnknown, org.apache.calcite.avatica.MetaImpl.MetaAttribute, org.apache.calcite.avatica.MetaImpl.MetaBestRowIdentifier, org.apache.calcite.avatica.MetaImpl.MetaCatalog, org.apache.calcite.avatica.MetaImpl.MetaClientInfoProperty, org.apache.calcite.avatica.MetaImpl.MetaColumn, org.apache.calcite.avatica.MetaImpl.MetaColumnPrivilege, org.apache.calcite.avatica.MetaImpl.MetaCrossReference, org.apache.calcite.avatica.MetaImpl.MetaExportedKey, org.apache.calcite.avatica.MetaImpl.MetaFunction, org.apache.calcite.avatica.MetaImpl.MetaFunctionColumn, org.apache.calcite.avatica.MetaImpl.MetaImportedKey, org.apache.calcite.avatica.MetaImpl.MetaIndexInfo, org.apache.calcite.avatica.MetaImpl.MetaPrimaryKey, org.apache.calcite.avatica.MetaImpl.MetaProcedure, org.apache.calcite.avatica.MetaImpl.MetaProcedureColumn, org.apache.calcite.avatica.MetaImpl.MetaPseudoColumn, org.apache.calcite.avatica.MetaImpl.MetaSchema, org.apache.calcite.avatica.MetaImpl.MetaSuperTable, org.apache.calcite.avatica.MetaImpl.MetaSuperType, org.apache.calcite.avatica.MetaImpl.MetaTable, org.apache.calcite.avatica.MetaImpl.MetaTablePrivilege, org.apache.calcite.avatica.MetaImpl.MetaTableType, org.apache.calcite.avatica.MetaImpl.MetaTypeInfo, org.apache.calcite.avatica.MetaImpl.MetaUdt, org.apache.calcite.avatica.MetaImpl.MetaVersionColumn, org.apache.calcite.avatica.MetaImpl.Named

Nested classes/interfaces inherited from interface org.apache.calcite.avatica.Meta

org.apache.calcite.avatica.Meta.ConnectionHandle, org.apache.calcite.avatica.Meta.ConnectionProperties, org.apache.calcite.avatica.Meta.CursorFactory, org.apache.calcite.avatica.Meta.DatabaseProperty, org.apache.calcite.avatica.Meta.ExecuteBatchResult, org.apache.calcite.avatica.Meta.ExecuteResult, org.apache.calcite.avatica.Meta.Factory, org.apache.calcite.avatica.Meta.Frame, org.apache.calcite.avatica.Meta.MetaResultSet, org.apache.calcite.avatica.Meta.Pat, org.apache.calcite.avatica.Meta.PrepareCallback, org.apache.calcite.avatica.Meta.Signature, org.apache.calcite.avatica.Meta.StatementHandle, org.apache.calcite.avatica.Meta.StatementType, org.apache.calcite.avatica.Meta.Style

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static Driver	DRIVER

Fields inherited from class org.apache.calcite.avatica.MetaImpl

connection, connProps

Constructor Summary

Constructors

Constructor and Description
CalciteMetaImpl(CalciteConnectionImpl connection)

Method Summary

Modifier and Type	Method and Description
(package private) Iterable<Object>	_createIterable(org.apache.calcite.avatica.Meta.StatementHandle handle, org.apache.calcite.avatica.Meta.Signature signature, List<org.apache.calcite.avatica.remote.TypedValue> parameterValues, org.apache.calcite.avatica.Meta.Frame firstFrame)
private com.google.common.collect.ImmutableMap.Builder<org.apache.calcite.avatica.Meta.DatabaseProperty,Object>	addProperty(com.google.common.collect.ImmutableMap.Builder<org.apache.calcite.avatica.Meta.DatabaseProperty,Object> builder, org.apache.calcite.avatica.Meta.DatabaseProperty p)
protected Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTypeInfo>	allTypeInfo()
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaCatalog>	catalogs()
void	closeStatement(org.apache.calcite.avatica.Meta.StatementHandle h)
Enumerable<org.apache.calcite.avatica.MetaImpl.MetaColumn>	columns(org.apache.calcite.avatica.MetaImpl.MetaTable table_)
void	commit(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
static CalciteConnection	connect(CalciteSchema schema, JavaTypeFactory typeFactory) A trojan-horse method, subject to change without notice.
static DataContext	createDataContext(CalciteConnection connection) A trojan-horse method, subject to change without notice.
protected <E> org.apache.calcite.avatica.Meta.MetaResultSet	createEmptyResultSet(Class<E> clazz)
Iterable<Object>	createIterable(org.apache.calcite.avatica.Meta.StatementHandle handle, org.apache.calcite.avatica.QueryState state, org.apache.calcite.avatica.Meta.Signature signature, List<org.apache.calcite.avatica.remote.TypedValue> parameterValues, org.apache.calcite.avatica.Meta.Frame firstFrame)
private <E> org.apache.calcite.avatica.Meta.MetaResultSet	createResultSet(Enumerable<E> enumerable, Class clazz, String... names)
protected org.apache.calcite.avatica.Meta.MetaResultSet	createResultSet(Map<String,Object> internalParameters, List<org.apache.calcite.avatica.ColumnMetaData> columns, org.apache.calcite.avatica.Meta.CursorFactory cursorFactory, org.apache.calcite.avatica.Meta.Frame firstFrame)
org.apache.calcite.avatica.Meta.StatementHandle	createStatement(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
org.apache.calcite.avatica.Meta.ExecuteResult	execute(org.apache.calcite.avatica.Meta.StatementHandle h, List<org.apache.calcite.avatica.remote.TypedValue> parameterValues, int maxRowsInFirstFrame)
org.apache.calcite.avatica.Meta.ExecuteResult	execute(org.apache.calcite.avatica.Meta.StatementHandle h, List<org.apache.calcite.avatica.remote.TypedValue> parameterValues, long maxRowCount)
org.apache.calcite.avatica.Meta.ExecuteBatchResult	executeBatch(org.apache.calcite.avatica.Meta.StatementHandle h, List<List<org.apache.calcite.avatica.remote.TypedValue>> parameterValueLists)
org.apache.calcite.avatica.Meta.Frame	fetch(org.apache.calcite.avatica.Meta.StatementHandle h, long offset, int fetchMaxRowCount)
private com.google.common.collect.ImmutableList<org.apache.calcite.avatica.MetaImpl.MetaTypeInfo>	getAllDefaultType()
org.apache.calcite.avatica.Meta.MetaResultSet	getCatalogs(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
org.apache.calcite.avatica.Meta.MetaResultSet	getColumns(org.apache.calcite.avatica.Meta.ConnectionHandle ch, String catalog, org.apache.calcite.avatica.Meta.Pat schemaPattern, org.apache.calcite.avatica.Meta.Pat tableNamePattern, org.apache.calcite.avatica.Meta.Pat columnNamePattern)
(package private) CalciteConnectionImpl	getConnection()
Map<org.apache.calcite.avatica.Meta.DatabaseProperty,Object>	getDatabaseProperties(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
org.apache.calcite.avatica.Meta.MetaResultSet	getSchemas(org.apache.calcite.avatica.Meta.ConnectionHandle ch, String catalog, org.apache.calcite.avatica.Meta.Pat schemaPattern)
org.apache.calcite.avatica.Meta.MetaResultSet	getTables(org.apache.calcite.avatica.Meta.ConnectionHandle ch, String catalog, org.apache.calcite.avatica.Meta.Pat schemaPattern, org.apache.calcite.avatica.Meta.Pat tableNamePattern, List<String> typeList)
org.apache.calcite.avatica.Meta.MetaResultSet	getTableTypes(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
org.apache.calcite.avatica.Meta.MetaResultSet	getTypeInfo(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
static Pattern	likeToRegex(org.apache.calcite.avatica.Meta.Pat pattern) Converts a LIKE-style pattern (where '%' represents a wild-card, escaped using '\') to a Java regex.
(package private) static Predicate1<String>	matcher(org.apache.calcite.avatica.Meta.Pat pattern)
(package private) static <T extends org.apache.calcite.avatica.MetaImpl.Named> Predicate1<T>	namedMatcher(org.apache.calcite.avatica.Meta.Pat pattern)
org.apache.calcite.avatica.Meta.StatementHandle	prepare(org.apache.calcite.avatica.Meta.ConnectionHandle ch, String sql, long maxRowCount)
org.apache.calcite.avatica.Meta.ExecuteResult	prepareAndExecute(org.apache.calcite.avatica.Meta.StatementHandle h, String sql, long maxRowCount, int maxRowsInFirstFrame, org.apache.calcite.avatica.Meta.PrepareCallback callback)
org.apache.calcite.avatica.Meta.ExecuteResult	prepareAndExecute(org.apache.calcite.avatica.Meta.StatementHandle h, String sql, long maxRowCount, org.apache.calcite.avatica.Meta.PrepareCallback callback)
org.apache.calcite.avatica.Meta.ExecuteBatchResult	prepareAndExecuteBatch(org.apache.calcite.avatica.Meta.StatementHandle h, List<String> sqlCommands)
void	rollback(org.apache.calcite.avatica.Meta.ConnectionHandle ch)
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaSchema>	schemas(String catalog)
boolean	syncResults(org.apache.calcite.avatica.Meta.StatementHandle h, org.apache.calcite.avatica.QueryState state, long offset)
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable>	tables(org.apache.calcite.avatica.MetaImpl.MetaSchema schema_)
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable>	tables(org.apache.calcite.avatica.MetaImpl.MetaSchema schema, Predicate1<String> matcher)
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable>	tables(String catalog)
(package private) Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTableType>	tableTypes()
private CalcitePrepare.Query<Object>	toQuery(CalcitePrepare.Context context, String sql) Wraps the SQL string in a CalcitePrepare.Query object, giving the Hook.STRING_TO_QUERY hook chance to override.

Methods inherited from class org.apache.calcite.avatica.MetaImpl

checkParameterValueHasNull, closeConnection, collect, collect, columnMetaData, columnMetaData, columnMetaData, columnMetaData, connectionSync, createCursor, fetch, fieldMetaData, getAttributes, getBestRowIdentifier, getClientInfoProperties, getColumnNullability, getColumnPrivileges, getCrossReference, getExportedKeys, getFunctionColumns, getFunctions, getImportedKeys, getIndexInfo, getPrimaryKeys, getProcedureColumns, getProcedures, getPseudoColumns, getSuperTables, getSuperTypes, getTablePrivileges, getUDTs, getVersionColumns, openConnection

Methods inherited from class java.lang.Object

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

Field Detail

DRIVER

static final Driver DRIVER

Constructor Detail

CalciteMetaImpl

public CalciteMetaImpl(CalciteConnectionImpl connection)

Method Detail

namedMatcher

static <T extends org.apache.calcite.avatica.MetaImpl.Named> Predicate1<T> namedMatcher(org.apache.calcite.avatica.Meta.Pat pattern)

matcher

static Predicate1<String> matcher(org.apache.calcite.avatica.Meta.Pat pattern)

likeToRegex

public static Pattern likeToRegex(org.apache.calcite.avatica.Meta.Pat pattern)

Converts a LIKE-style pattern (where '%' represents a wild-card, escaped using '\') to a Java regex.

createStatement

public org.apache.calcite.avatica.Meta.StatementHandle createStatement(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

Specified by:

createStatement in interface org.apache.calcite.avatica.Meta

Overrides:

createStatement in class org.apache.calcite.avatica.MetaImpl

closeStatement

public void closeStatement(org.apache.calcite.avatica.Meta.StatementHandle h)

createResultSet

private <E> org.apache.calcite.avatica.Meta.MetaResultSet createResultSet(Enumerable<E> enumerable,
                                                                          Class clazz,
                                                                          String... names)

createEmptyResultSet

protected <E> org.apache.calcite.avatica.Meta.MetaResultSet createEmptyResultSet(Class<E> clazz)

Overrides:

createEmptyResultSet in class org.apache.calcite.avatica.MetaImpl

createResultSet

protected org.apache.calcite.avatica.Meta.MetaResultSet createResultSet(Map<String,Object> internalParameters,
                                                                        List<org.apache.calcite.avatica.ColumnMetaData> columns,
                                                                        org.apache.calcite.avatica.Meta.CursorFactory cursorFactory,
                                                                        org.apache.calcite.avatica.Meta.Frame firstFrame)

Overrides:

createResultSet in class org.apache.calcite.avatica.MetaImpl

getConnection

CalciteConnectionImpl getConnection()

getDatabaseProperties

public Map<org.apache.calcite.avatica.Meta.DatabaseProperty,Object> getDatabaseProperties(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

Specified by:

getDatabaseProperties in interface org.apache.calcite.avatica.Meta

Overrides:

getDatabaseProperties in class org.apache.calcite.avatica.MetaImpl

addProperty

private com.google.common.collect.ImmutableMap.Builder<org.apache.calcite.avatica.Meta.DatabaseProperty,Object> addProperty(com.google.common.collect.ImmutableMap.Builder<org.apache.calcite.avatica.Meta.DatabaseProperty,Object> builder,
                                                                                                                            org.apache.calcite.avatica.Meta.DatabaseProperty p)

getTables

public org.apache.calcite.avatica.Meta.MetaResultSet getTables(org.apache.calcite.avatica.Meta.ConnectionHandle ch,
                                                               String catalog,
                                                               org.apache.calcite.avatica.Meta.Pat schemaPattern,
                                                               org.apache.calcite.avatica.Meta.Pat tableNamePattern,
                                                               List<String> typeList)

Specified by:

getTables in interface org.apache.calcite.avatica.Meta

Overrides:

getTables in class org.apache.calcite.avatica.MetaImpl

getTypeInfo

public org.apache.calcite.avatica.Meta.MetaResultSet getTypeInfo(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

Specified by:

getTypeInfo in interface org.apache.calcite.avatica.Meta

Overrides:

getTypeInfo in class org.apache.calcite.avatica.MetaImpl

getColumns

public org.apache.calcite.avatica.Meta.MetaResultSet getColumns(org.apache.calcite.avatica.Meta.ConnectionHandle ch,
                                                                String catalog,
                                                                org.apache.calcite.avatica.Meta.Pat schemaPattern,
                                                                org.apache.calcite.avatica.Meta.Pat tableNamePattern,
                                                                org.apache.calcite.avatica.Meta.Pat columnNamePattern)

Specified by:

getColumns in interface org.apache.calcite.avatica.Meta

Overrides:

getColumns in class org.apache.calcite.avatica.MetaImpl

catalogs

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaCatalog> catalogs()

tableTypes

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTableType> tableTypes()

schemas

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaSchema> schemas(String catalog)

tables

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable> tables(String catalog)

tables

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable> tables(org.apache.calcite.avatica.MetaImpl.MetaSchema schema_)

tables

Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTable> tables(org.apache.calcite.avatica.MetaImpl.MetaSchema schema,
                                                                 Predicate1<String> matcher)

getAllDefaultType

private com.google.common.collect.ImmutableList<org.apache.calcite.avatica.MetaImpl.MetaTypeInfo> getAllDefaultType()

allTypeInfo

protected Enumerable<org.apache.calcite.avatica.MetaImpl.MetaTypeInfo> allTypeInfo()

columns

public Enumerable<org.apache.calcite.avatica.MetaImpl.MetaColumn> columns(org.apache.calcite.avatica.MetaImpl.MetaTable table_)

getSchemas

public org.apache.calcite.avatica.Meta.MetaResultSet getSchemas(org.apache.calcite.avatica.Meta.ConnectionHandle ch,
                                                                String catalog,
                                                                org.apache.calcite.avatica.Meta.Pat schemaPattern)

Specified by:

getSchemas in interface org.apache.calcite.avatica.Meta

Overrides:

getSchemas in class org.apache.calcite.avatica.MetaImpl

getCatalogs

public org.apache.calcite.avatica.Meta.MetaResultSet getCatalogs(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

Specified by:

getCatalogs in interface org.apache.calcite.avatica.Meta

Overrides:

getCatalogs in class org.apache.calcite.avatica.MetaImpl

getTableTypes

public org.apache.calcite.avatica.Meta.MetaResultSet getTableTypes(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

Specified by:

getTableTypes in interface org.apache.calcite.avatica.Meta

Overrides:

getTableTypes in class org.apache.calcite.avatica.MetaImpl

createIterable

public Iterable<Object> createIterable(org.apache.calcite.avatica.Meta.StatementHandle handle,
                                       org.apache.calcite.avatica.QueryState state,
                                       org.apache.calcite.avatica.Meta.Signature signature,
                                       List<org.apache.calcite.avatica.remote.TypedValue> parameterValues,
                                       org.apache.calcite.avatica.Meta.Frame firstFrame)

Specified by:

createIterable in interface org.apache.calcite.avatica.Meta

Overrides:

createIterable in class org.apache.calcite.avatica.MetaImpl

_createIterable

Iterable<Object> _createIterable(org.apache.calcite.avatica.Meta.StatementHandle handle,
                                 org.apache.calcite.avatica.Meta.Signature signature,
                                 List<org.apache.calcite.avatica.remote.TypedValue> parameterValues,
                                 org.apache.calcite.avatica.Meta.Frame firstFrame)

prepare

public org.apache.calcite.avatica.Meta.StatementHandle prepare(org.apache.calcite.avatica.Meta.ConnectionHandle ch,
                                                               String sql,
                                                               long maxRowCount)

prepareAndExecute

public org.apache.calcite.avatica.Meta.ExecuteResult prepareAndExecute(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                                       String sql,
                                                                       long maxRowCount,
                                                                       org.apache.calcite.avatica.Meta.PrepareCallback callback)
                                                                throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

prepareAndExecute

public org.apache.calcite.avatica.Meta.ExecuteResult prepareAndExecute(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                                       String sql,
                                                                       long maxRowCount,
                                                                       int maxRowsInFirstFrame,
                                                                       org.apache.calcite.avatica.Meta.PrepareCallback callback)
                                                                throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

toQuery

private CalcitePrepare.Query<Object> toQuery(CalcitePrepare.Context context,
                                             String sql)

Wraps the SQL string in a CalcitePrepare.Query object, giving the Hook.STRING_TO_QUERY hook chance to override.

fetch

public org.apache.calcite.avatica.Meta.Frame fetch(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                   long offset,
                                                   int fetchMaxRowCount)
                                            throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

execute

public org.apache.calcite.avatica.Meta.ExecuteResult execute(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                             List<org.apache.calcite.avatica.remote.TypedValue> parameterValues,
                                                             long maxRowCount)
                                                      throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

execute

public org.apache.calcite.avatica.Meta.ExecuteResult execute(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                             List<org.apache.calcite.avatica.remote.TypedValue> parameterValues,
                                                             int maxRowsInFirstFrame)
                                                      throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

executeBatch

public org.apache.calcite.avatica.Meta.ExecuteBatchResult executeBatch(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                                       List<List<org.apache.calcite.avatica.remote.TypedValue>> parameterValueLists)
                                                                throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

prepareAndExecuteBatch

public org.apache.calcite.avatica.Meta.ExecuteBatchResult prepareAndExecuteBatch(org.apache.calcite.avatica.Meta.StatementHandle h,
                                                                                 List<String> sqlCommands)
                                                                          throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

createDataContext

public static DataContext createDataContext(CalciteConnection connection)

A trojan-horse method, subject to change without notice.

connect

public static CalciteConnection connect(CalciteSchema schema,
                                        JavaTypeFactory typeFactory)

A trojan-horse method, subject to change without notice.

syncResults

public boolean syncResults(org.apache.calcite.avatica.Meta.StatementHandle h,
                           org.apache.calcite.avatica.QueryState state,
                           long offset)
                    throws org.apache.calcite.avatica.NoSuchStatementException

Throws:

org.apache.calcite.avatica.NoSuchStatementException

commit

public void commit(org.apache.calcite.avatica.Meta.ConnectionHandle ch)

rollback

public void rollback(org.apache.calcite.avatica.Meta.ConnectionHandle ch)