org.datanucleus.store.rdbms.adapter

Class SQLAnywhereAdapter

java.lang.Object

org.datanucleus.store.rdbms.adapter.BaseDatastoreAdapter

org.datanucleus.store.rdbms.adapter.SQLAnywhereAdapter

All Implemented Interfaces:

DatastoreAdapter

public class SQLAnywhereAdapter
extends BaseDatastoreAdapter

Provides methods for adapting SQL language elements to the SQL Anywhere database.

Field Summary

Fields

Modifier and Type	Field and Description
protected int	datastoreBuildVersion SQL Anywhere uses a product version of "major.minor.revision.build"
protected int	driverBuildVersion
protected boolean	usingjConnect

Fields inherited from class org.datanucleus.store.rdbms.adapter.BaseDatastoreAdapter

catalogSeparator, datastoreMajorVersion, datastoreMinorVersion, datastoreProductName, datastoreProductVersion, datastoreRevisionVersion, driverMajorVersion, driverMinorVersion, driverName, driverVersion, identifierQuoteString, maxColumnNameLength, maxConstraintNameLength, maxIndexNameLength, maxTableNameLength, properties, reservedKeywords, supportedJdbcTypesById, supportedOptions, unsupportedJdbcTypesById

Fields inherited from interface org.datanucleus.store.rdbms.adapter.DatastoreAdapter

ACCESS_PARENTQUERY_IN_SUBQUERY_JOINED, ALTER_TABLE_DROP_CONSTRAINT_SYNTAX, ALTER_TABLE_DROP_FOREIGN_KEY_CONSTRAINT, ANALYSIS_METHODS, ANSI_CROSSJOIN_SYNTAX, ANSI_JOIN_SYNTAX, AUTO_INCREMENT_COLUMN_TYPE_SPECIFICATION, AUTO_INCREMENT_KEYS_NULL_SPECIFICATION, AUTO_INCREMENT_PK_IN_CREATE_TABLE_COLUMN_DEF, BIT_IS_REALLY_BOOLEAN, BLOB_SET_USING_SETSTRING, BOOLEAN_COMPARISON, CATALOGS_IN_TABLE_DEFINITIONS, CHAR_COLUMNS_PADDED_WITH_SPACES, CHECK_IN_CREATE_STATEMENTS, CHECK_IN_END_CREATE_STATEMENTS, CLOB_SET_USING_SETSTRING, CREATE_INDEXES_BEFORE_FOREIGN_KEYS, CROSSJOIN_ASINNER11_SYNTAX, DATETIME_STORES_MILLISECS, DEFAULT_BEFORE_NULL_IN_COLUMN_OPTIONS, DEFAULT_KEYWORD_IN_COLUMN_OPTIONS, DEFAULT_KEYWORD_WITH_NOT_NULL_IN_COLUMN_OPTIONS, DEFERRED_CONSTRAINTS, DISTINCT_WITH_SELECT_FOR_UPDATE, ESCAPE_EXPRESSION_IN_LIKE_PREDICATE, EXISTS_SYNTAX, FK_DELETE_ACTION_CASCADE, FK_DELETE_ACTION_DEFAULT, FK_DELETE_ACTION_NULL, FK_DELETE_ACTION_RESTRICT, FK_IN_END_CREATE_STATEMENTS, FK_UPDATE_ACTION_CASCADE, FK_UPDATE_ACTION_DEFAULT, FK_UPDATE_ACTION_NULL, FK_UPDATE_ACTION_RESTRICT, GET_GENERATED_KEYS_STATEMENT, GROUP_BY_REQUIRES_ALL_SELECT_PRIMARIES, GROUPING_WITH_SELECT_FOR_UPDATE, HAVING_WITH_SELECT_FOR_UPDATE, HOLD_CURSORS_OVER_COMMIT, IDENTIFIERS_LOWERCASE, IDENTIFIERS_LOWERCASE_QUOTED, IDENTIFIERS_MIXEDCASE, IDENTIFIERS_MIXEDCASE_QUOTED, IDENTIFIERS_MIXEDCASE_QUOTED_SENSITIVE, IDENTIFIERS_MIXEDCASE_SENSITIVE, IDENTIFIERS_UPPERCASE, IDENTIFIERS_UPPERCASE_QUOTED, IDENTITY_COLUMNS, INCLUDE_ORDERBY_COLS_IN_SELECT, LOCK_OPTION_PLACED_AFTER_FROM, LOCK_OPTION_PLACED_WITHIN_JOIN, LOCK_WITH_SELECT_FOR_UPDATE, MULTITABLES_WITH_SELECT_FOR_UPDATE, NULL_EQUALS_EMPTY_STRING, NULLS_IN_CANDIDATE_KEYS, NULLS_KEYWORD_IN_COLUMN_OPTIONS, OPERATOR_BITWISE_AND, OPERATOR_BITWISE_OR, OPERATOR_BITWISE_XOR, ORDERBY_NULLS_DIRECTIVES, ORDERBY_NULLS_USING_CASE_NULL, ORDERBY_NULLS_USING_COLUMN_IS_NULL, ORDERBY_NULLS_USING_ISNULL, ORDERBY_USING_SELECT_COLUMN_INDEX, ORDERING_WITH_SELECT_FOR_UPDATE, PERSIST_OF_UNASSIGNED_CHAR, PRIMARYKEY_IN_CREATE_STATEMENTS, PROJECTION_IN_TABLE_REFERENCE_JOINS, RESULTSET_TYPE_FORWARD_ONLY, RESULTSET_TYPE_SCROLL_INSENSITIVE, RESULTSET_TYPE_SCROLL_SENSITIVE, RIGHT_OUTER_JOIN, SCHEMAS_IN_TABLE_DEFINITIONS, SELECT_FOR_UPDATE_NOWAIT, SEQUENCES, SOME_ANY_ALL_SUBQUERY_EXPRESSIONS, STATEMENT_BATCHING, STORED_PROCEDURES, SUBQUERY_IN_HAVING, TX_ISOLATION_NONE, TX_ISOLATION_READ_COMMITTED, TX_ISOLATION_READ_UNCOMMITTED, TX_ISOLATION_REPEATABLE_READ, TX_ISOLATION_SERIALIZABLE, UNION_SYNTAX, UNIQUE_IN_END_CREATE_STATEMENTS, UPDATE_DELETE_STATEMENT_ALLOW_TABLE_ALIAS_IN_WHERE_CLAUSE, UPDATE_STATEMENT_ALLOW_TABLE_ALIAS_IN_SET_CLAUSE, USE_UNION_ALL, VIEWS

Constructor Summary

Constructors

Constructor and Description
SQLAnywhereAdapter(DatabaseMetaData metadata) Constructor.

Method Summary

Modifier and Type	Method and Description
String	getAddCandidateKeyStatement(CandidateKey ck, IdentifierFactory factory) Returns the appropriate SQL to add a candidate key to its table.
String	getAddForeignKeyStatement(ForeignKey fk, IdentifierFactory factory) Method to define a foreign key definition
String	getAddPrimaryKeyStatement(PrimaryKey pk, IdentifierFactory factory) Method to define a primary key definition
String	getAutoIncrementKeyword() Accessor for the auto-increment keyword for generating DDLs (CREATE TABLEs...).
String	getAutoIncrementStmt(Table table, String columnName) Accessor for the auto-increment sql statement for this datastore.
String	getCreateDatabaseStatement(String catalogName, String schemaName) Method to return the statement necessary to create a database with this RDBMS.
String	getCreateTableStatement(TableImpl table, Column[] columns, Properties props, IdentifierFactory factory) Returns the appropriate SQL to create the given table having the given columns.
String	getDeleteTableStatement(SQLTable tbl) Method to return the basic SQL for a DELETE TABLE statement.
String	getDropDatabaseStatement(String catalogName, String schemaName) Method to return the statement necessary to drop a database with this RDBMS.
String	getDropTableStatement(Table table) Accessor for the DROP TABLE statement for SQL Anywhere SQL Anywhere doesn't support CASCADE so just return a simple 'DROP TABLE table-name'
String	getRangeByLimitEndOfStatementClause(long offset, long count, boolean hasOrdering) Method to return the SQL to append to the WHERE clause of a SELECT statement to handle restriction of ranges using the LIMIT keyword.
String	getSelectNewUUIDStmt() The function to creates a unique value of type uniqueidentifier.
String	getSelectWithLockOption() The option to specify in "SELECT ...
String	getSequenceCreateStmt(String sequence_name, Integer min, Integer max, Integer start, Integer increment, Integer cache_size) Accessor for the sequence statement to create the sequence.
String	getSequenceNextStmt(String sequence_name) Accessor for the statement for getting the next id from the sequence for this datastore.
SQLText	getUpdateTableStatement(SQLTable tbl, SQLText setSQL) Method to return the SQLText for an UPDATE TABLE statement.
String	getVendorID() Accessor for the Vendor ID for this datastore.
RDBMSColumnInfo	newRDBMSColumnInfo(ResultSet rs) Method to create a column info for the current row.
SQLTypeInfo	newSQLTypeInfo(ResultSet rs) Create a new SQL type info from the current row of the passed ResultSet.
boolean	sequenceExists(Connection conn, String catalogName, String schemaName, String seqName) Determine if a sequence exists.

Methods inherited from class org.datanucleus.store.rdbms.adapter.BaseDatastoreAdapter

addSQLTypeForJDBCType, getAdapterTime, getAddColumnStatement, getAutoIncrementJavaTypeForType, getCatalogName, getCatalogSeparator, getCheckConstraintForValues, getColumns, getContinuationString, getCreateIndexStatement, getDatastoreDateStatement, getDatastoreDriverName, getDatastoreDriverVersion, getDatastoreIdentifierMaxLength, getDatastoreProductName, getDatastoreProductVersion, getDriverMajorVersion, getDriverMinorVersion, getDropViewStatement, getEscapeCharacter, getEscapePatternExpression, getExistingIndexes, getIdentifierQuoteString, getInsertStatementForNoColumns, getJDBCTypeForName, getMappingManager, getMaxForeignKeys, getMaxIndexes, getMiliseconds, getNameForJDBCType, getNewUUIDFunction, getNumericConversionFunction, getOperatorConcat, getOrderString, getPatternExpressionAnyCharacter, getPatternExpressionZeroMoreCharacters, getRangeByRowNumberColumn, getRangeByRowNumberColumn2, getRequiredTransactionIsolationLevel, getSchemaName, getSelectForUpdateText, getSQLTypeInfoForJdbcType, getSupportedOptions, getSurrogateForEmptyStrings, getTime, getTransactionIsolationForSchemaCreation, getUnlimitedLengthPrecisionValue, getValueForProperty, initialiseDatastore, initialiseTypes, isIdentityFieldDataType, isReservedKeyword, isStatementCancel, isStatementTimeout, isValidPrimaryKeyType, iteratorReservedWords, newFKInfo, removeUnsupportedMappings, setProperties, supportsOption, supportsQueryFetchSize, supportsTransactionIsolation, toString, validToIndexMapping, validToSelectMappingInStatement

Methods inherited from class java.lang.Object

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

Field Detail

datastoreBuildVersion

protected int datastoreBuildVersion

SQL Anywhere uses a product version of "major.minor.revision.build"

driverBuildVersion

protected int driverBuildVersion

usingjConnect

protected boolean usingjConnect

Constructor Detail

SQLAnywhereAdapter

public SQLAnywhereAdapter(DatabaseMetaData metadata)

Constructor.

Parameters:

metadata - MetaData for the DB

Method Detail

getAddCandidateKeyStatement

public String getAddCandidateKeyStatement(CandidateKey ck,
                                          IdentifierFactory factory)

Returns the appropriate SQL to add a candidate key to its table. It should return something like:

 ALTER TABLE FOO ADD CONSTRAINT FOO_CK UNIQUE (BAZ)
 ALTER TABLE FOO ADD UNIQUE (BAZ)
 

Specified by:

getAddCandidateKeyStatement in interface DatastoreAdapter

Overrides:

getAddCandidateKeyStatement in class BaseDatastoreAdapter

Parameters:

ck - An object describing the candidate key.

factory - Identifier factory

Returns:

The text of the SQL statement.

getVendorID

public String getVendorID()

Description copied from interface: DatastoreAdapter

Accessor for the Vendor ID for this datastore.

Specified by:

getVendorID in interface DatastoreAdapter

Overrides:

getVendorID in class BaseDatastoreAdapter

Returns:

Vendor id for this datastore

getCreateDatabaseStatement

public String getCreateDatabaseStatement(String catalogName,
                                         String schemaName)
                                  throws UnsupportedOperationException

Description copied from interface: DatastoreAdapter

Method to return the statement necessary to create a database with this RDBMS. Note that some RDBMS don't support this.

Specified by:

getCreateDatabaseStatement in interface DatastoreAdapter

Overrides:

getCreateDatabaseStatement in class BaseDatastoreAdapter

Parameters:

catalogName - name of the catalog

schemaName - Name of the schema

Returns:

The DDL statement

Throws:

UnsupportedOperationException

getDropDatabaseStatement

public String getDropDatabaseStatement(String catalogName,
                                       String schemaName)
                                throws UnsupportedOperationException

Description copied from interface: DatastoreAdapter

Method to return the statement necessary to drop a database with this RDBMS. Note that some RDBMS don't support this.

Specified by:

getDropDatabaseStatement in interface DatastoreAdapter

Overrides:

getDropDatabaseStatement in class BaseDatastoreAdapter

Parameters:

catalogName - Name of the catalog

schemaName - Name of the schema

Returns:

The DDL statement

Throws:

UnsupportedOperationException

getCreateTableStatement

public String getCreateTableStatement(TableImpl table,
                                      Column[] columns,
                                      Properties props,
                                      IdentifierFactory factory)

Returns the appropriate SQL to create the given table having the given columns. No column constraints or key definitions should be included. It should return something like:

 CREATE TABLE FOO ( BAR VARCHAR(30), BAZ INTEGER )
 

Specified by:

getCreateTableStatement in interface DatastoreAdapter

Overrides:

getCreateTableStatement in class BaseDatastoreAdapter

Parameters:

table - The table to create.

columns - The columns of the table.

props - Properties for controlling the table creation

factory - Factory for identifiers

Returns:

The text of the SQL statement.

getDropTableStatement

public String getDropTableStatement(Table table)

Accessor for the DROP TABLE statement for SQL Anywhere SQL Anywhere doesn't support CASCADE so just return a simple 'DROP TABLE table-name'

Specified by:

getDropTableStatement in interface DatastoreAdapter

Overrides:

getDropTableStatement in class BaseDatastoreAdapter

Parameters:

table - The table to drop.

Returns:

The DROP TABLE statement

getSelectWithLockOption

public String getSelectWithLockOption()

The option to specify in "SELECT ... WITH (option)" to lock instances Null if not supported.

Specified by:

getSelectWithLockOption in interface DatastoreAdapter

Overrides:

getSelectWithLockOption in class BaseDatastoreAdapter

Returns:

The option to specify with "SELECT ... WITH (option)"

getDeleteTableStatement

public String getDeleteTableStatement(SQLTable tbl)

Method to return the basic SQL for a DELETE TABLE statement. Returns the String as DELETE MYTABLE FROM MYTABLE t1.

Specified by:

getDeleteTableStatement in interface DatastoreAdapter

Overrides:

getDeleteTableStatement in class BaseDatastoreAdapter

Parameters:

tbl - The SQLTable to delete

Returns:

The delete table string

getAddPrimaryKeyStatement

public String getAddPrimaryKeyStatement(PrimaryKey pk,
                                        IdentifierFactory factory)

Method to define a primary key definition

Specified by:

getAddPrimaryKeyStatement in interface DatastoreAdapter

Overrides:

getAddPrimaryKeyStatement in class BaseDatastoreAdapter

Parameters:

pk - An object describing the primary key.

factory - Identifier factory

Returns:

The PK statement

getAddForeignKeyStatement

public String getAddForeignKeyStatement(ForeignKey fk,
                                        IdentifierFactory factory)

Method to define a foreign key definition

Specified by:

getAddForeignKeyStatement in interface DatastoreAdapter

Overrides:

getAddForeignKeyStatement in class BaseDatastoreAdapter

Parameters:

fk - An object describing the foreign key.

factory - Identifier factory

Returns:

The FK statement

getUpdateTableStatement

public SQLText getUpdateTableStatement(SQLTable tbl,
                                       SQLText setSQL)

Method to return the SQLText for an UPDATE TABLE statement. Returns the SQLText for UPDATE T1 SET x1 = val1, x2 = val2 FROM MYTBL T1. Override if the datastore doesn't support that standard syntax.

Specified by:

getUpdateTableStatement in interface DatastoreAdapter

Overrides:

getUpdateTableStatement in class BaseDatastoreAdapter

Parameters:

tbl - The primary table

setSQL - The SQLText for the SET component

Returns:

SQLText for the update statement

newSQLTypeInfo

public SQLTypeInfo newSQLTypeInfo(ResultSet rs)

Description copied from interface: DatastoreAdapter

Create a new SQL type info from the current row of the passed ResultSet. Allows an adapter to override particular types where the JDBC driver is known to be buggy.

Specified by:

newSQLTypeInfo in interface DatastoreAdapter

Overrides:

newSQLTypeInfo in class BaseDatastoreAdapter

Parameters:

rs - ResultSet

Returns:

The SQL type info

newRDBMSColumnInfo

public RDBMSColumnInfo newRDBMSColumnInfo(ResultSet rs)

Method to create a column info for the current row.

Specified by:

newRDBMSColumnInfo in interface DatastoreAdapter

Overrides:

newRDBMSColumnInfo in class BaseDatastoreAdapter

Parameters:

rs - ResultSet from DatabaseMetaData.getColumns()

Returns:

column info

getAutoIncrementStmt

public String getAutoIncrementStmt(Table table,
                                   String columnName)

Accessor for the auto-increment sql statement for this datastore.

Specified by:

getAutoIncrementStmt in interface DatastoreAdapter

Overrides:

getAutoIncrementStmt in class BaseDatastoreAdapter

Parameters:

table - Name of the table that the autoincrement is for

columnName - Name of the column that the autoincrement is for

Returns:

The statement for getting the latest auto-increment key

getAutoIncrementKeyword

public String getAutoIncrementKeyword()

Accessor for the auto-increment keyword for generating DDLs (CREATE TABLEs...).

Specified by:

getAutoIncrementKeyword in interface DatastoreAdapter

Overrides:

getAutoIncrementKeyword in class BaseDatastoreAdapter

Returns:

The keyword for a column using auto-increment

getSequenceCreateStmt

public String getSequenceCreateStmt(String sequence_name,
                                    Integer min,
                                    Integer max,
                                    Integer start,
                                    Integer increment,
                                    Integer cache_size)

Accessor for the sequence statement to create the sequence.

Specified by:

getSequenceCreateStmt in interface DatastoreAdapter

Overrides:

getSequenceCreateStmt in class BaseDatastoreAdapter

Parameters:

sequence_name - Name of the sequence

min - Minimum value for the sequence

max - Maximum value for the sequence

start - Start value for the sequence

increment - Increment value for the sequence

cache_size - Cache size for the sequence

Returns:

The statement for getting the next id from the sequence

sequenceExists

public boolean sequenceExists(Connection conn,
                              String catalogName,
                              String schemaName,
                              String seqName)

Determine if a sequence exists.

Specified by:

sequenceExists in interface DatastoreAdapter

Overrides:

sequenceExists in class BaseDatastoreAdapter

Parameters:

conn - Connection to database

catalogName - Database catalog name

schemaName - Database schema name

seqName - Name of the sequence

Returns:

The statement for getting the next id for the sequence

getSequenceNextStmt

public String getSequenceNextStmt(String sequence_name)

Accessor for the statement for getting the next id from the sequence for this datastore.

Specified by:

getSequenceNextStmt in interface DatastoreAdapter

Overrides:

getSequenceNextStmt in class BaseDatastoreAdapter

Parameters:

sequence_name - Name of the sequence

Returns:

The statement for getting the next id for the sequence

getSelectNewUUIDStmt

public String getSelectNewUUIDStmt()

The function to creates a unique value of type uniqueidentifier. SQL Anywhere generates 36-character hex uuids, with hypens

Specified by:

getSelectNewUUIDStmt in interface DatastoreAdapter

Overrides:

getSelectNewUUIDStmt in class BaseDatastoreAdapter

Returns:

The SQL statement. e.g. "SELECT newid()"

getRangeByLimitEndOfStatementClause

public String getRangeByLimitEndOfStatementClause(long offset,
                                                  long count,
                                                  boolean hasOrdering)
                                           throws UnsupportedOperationException

Method to return the SQL to append to the WHERE clause of a SELECT statement to handle restriction of ranges using the LIMIT keyword.

Specified by:

getRangeByLimitEndOfStatementClause in interface DatastoreAdapter

Overrides:

getRangeByLimitEndOfStatementClause in class BaseDatastoreAdapter

Parameters:

offset - The offset to return from

count - The number of items to return

hasOrdering - Whether ordering is present

Returns:

The SQL to append to allow for ranges using OFFSET/FETCH.

Throws:

UnsupportedOperationException