org.ujorm.orm.dialect
Class MSSqlDialect

java.lang.Object
  org.ujorm.orm.SqlDialect
      org.ujorm.orm.dialect.MSSqlDialect

public class MSSqlDialect
extends SqlDialect

Dialect for the MSSQL tested on SQL Server 2008 R2 with Microsoft SQL Server JDBC Driver 3.0 from http://msdn.microsoft.com/data/jdbc
http://www.microsoft.com/sqlserver/
Note: This dialect the is an early release 1.10.beta.

Since:

1.10

Field Summary

Fields inherited from class org.ujorm.orm.SqlDialect

COMMON_SEQ_TABLE_KEY, DEFAULT_SCHEMA_SYMBOL, ormHandler

Constructor Summary

MSSqlDialect()

Method Summary

protected void	createInnerSelectPart(Query query, Appendable out) Inner select select with under aliases assignment and order columns (have to propagate to outer select)
protected void	createOuterPart(String innerSelect, Query query, Appendable out) Outer part of select with sorting
protected void	createRowOrderPart(Query query, Appendable out, boolean asOrderAlias) Creating RowNumber column
protected void	createWherePart(Query query, Appendable out) Where clause for inner select
protected String	getColumnType(MetaColumn column) Returns a database column type
String	getJdbcDriver() Returns a JDBC driver class name.
String	getJdbcUrl() Returns a default JDBC URL
Appendable	printAlterTableAddColumn(MetaColumn column, Appendable out) Print a SQL sript to add a new column to the table
Appendable	printColumnDeclaration(MetaColumn column, String aName, Appendable out) Print a SQL to create column
Appendable	printColumnOrderAlias(MetaColumn column, Appendable out) Print a full SQL column alias name by sample: o__ - used for as order alias
Appendable	printColumnUnderAlias(MetaColumn column, Appendable out) Print a full SQL column alias name by sample: _
Appendable	printComment(MetaColumn column, Appendable out) Important note for MySQL: the change of column modifies all another column attributes so the comment update can revert some hand-made changes different from meta-model.
Appendable	printComment(MetaTable table, Appendable out) Print a Comment on the table
Appendable	printCreateSchema(String schema, Appendable out) Print SQL 'CREATE SCHEMA'
Appendable	printDefaultValue(MetaColumn column, Appendable out) Print a SQL phrase for the DEFAULT VALUE, for example: DEFAULT 777
Appendable	printDelete(MetaTable table, CriterionDecoder decoder, Appendable out) Print an SQL DELETE statement.
Appendable	printFullTableName(MetaTable table, boolean printSymbolSchema, Appendable out) Print a extended SQL table name by sample: SCHEMA.TABLE
Appendable	printInsert(List<? extends OrmUjo> bo, int idxFrom, int idxTo, Appendable out) Print an SQL INSERT statement.
protected void	printOrderColumns(Query query, Appendable out, boolean asOrderAlias, boolean addOrderAlias, boolean showDesc)
Appendable	printQuotedName(CharSequence name, Appendable sql) Prints quoted name (identifier) to SQL.
void	printSelectOrder(Query query, Appendable out, boolean orderAlias) Print SQL ORDER BY
protected Appendable	printSelectTable(Query query, boolean count, Appendable out) Custom implementation of MS-SQL dialect due to different offset and limit usage
Appendable	printSequenceTable(MetaDatabase db, Appendable out) Print SQL CREATE SEQUENCE.
protected Appendable	printSequenceTableName(UjoSequencer sequence, Appendable out) Prinnt the full sequence table
protected void	printTableColumnsUnderAliases(List<MetaColumn> columns, Appendable out) prints columns in _ separated by comma
protected void	printTableColumnsWithUnderAliases(List<MetaColumn> columns, Appendable out) prints columns in ".
protected void	printTablesWithAlias(Collection<MetaTable> tables, Appendable out)
Appendable	printUpdate(MetaTable table, List<MetaColumn> changedColumns, CriterionDecoder decoder, Appendable out) Print an SQL UPDATE statement.
void	releaseSavepoint(Connection conn, Savepoint savepoint, boolean afterRollback) Perform the method: {@link Connection#releaseSavepoint(java.sql.Savepoint) ?

Methods inherited from class org.ujorm.orm.SqlDialect

createConnection, createJndiInitialContext, escape, getCriterionTemplate, getKeywordSet, getQuotedName, getSeqTableModel, isColumnLengthAllowed, isFilled, isMultiRowInsertSupported, printCall, printColumnAlias, printCommit, printConstraintName, printCriterion, printDefaultSchema, printFKColumnsDeclaration, printForeignKey, printForeignKey, printFullTableName, printIndex, printInsert, printInsertBySelect, println, printLockForSelect, printOffset, printSelect, printSelectOrder, printSelectTableBase, printSelectView, printSequenceCurrentValue, printSequenceInit, printSequenceNextValue, printTable, printTableAliasDefinition, printTableColumns, setHandler

Methods inherited from class java.lang.Object

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

Constructor Detail

MSSqlDialect

public MSSqlDialect()

Method Detail

getJdbcUrl

public String getJdbcUrl()

Description copied from class: SqlDialect

Returns a default JDBC URL

Specified by:

getJdbcUrl in class SqlDialect

getJdbcDriver

public String getJdbcDriver()

Description copied from class: SqlDialect

Returns a JDBC driver class name.

Specified by:

getJdbcDriver in class SqlDialect

printUpdate

public Appendable printUpdate(MetaTable table,
                              List<MetaColumn> changedColumns,
                              CriterionDecoder decoder,
                              Appendable out)
                       throws IOException

Print an SQL UPDATE statement.

Overrides:

printUpdate in class SqlDialect

Throws:

IOException

printDelete

public Appendable printDelete(MetaTable table,
                              CriterionDecoder decoder,
                              Appendable out)
                       throws IOException

Print an SQL DELETE statement.

Overrides:

printDelete in class SqlDialect

Throws:

IOException

printColumnUnderAlias

public Appendable printColumnUnderAlias(MetaColumn column,
                                        Appendable out)
                                 throws IOException

Print a full SQL column alias name by sample: _

Throws:

IOException

printColumnOrderAlias

public Appendable printColumnOrderAlias(MetaColumn column,
                                        Appendable out)
                                 throws IOException

Print a full SQL column alias name by sample: o_

_ - used for as order alias

Throws:

IOException

printTableColumnsWithUnderAliases

protected void printTableColumnsWithUnderAliases(List<MetaColumn> columns,
                                                 Appendable out)
                                          throws IOException

prints columns in "

. AS _" format separated by comma

Throws:

IOException

printTableColumnsUnderAliases

protected void printTableColumnsUnderAliases(List<MetaColumn> columns,
                                             Appendable out)
                                      throws IOException

prints columns in

_ separated by comma

Throws:

IOException

createInnerSelectPart

protected void createInnerSelectPart(Query query,
                                     Appendable out)
                              throws IOException

Inner select select with under aliases assignment and order columns (have to propagate to outer select)

Throws:

IOException

createRowOrderPart

protected void createRowOrderPart(Query query,
                                  Appendable out,
                                  boolean asOrderAlias)
                           throws IOException

Creating RowNumber column

Throws:

IOException

printOrderColumns

protected void printOrderColumns(Query query,
                                 Appendable out,
                                 boolean asOrderAlias,
                                 boolean addOrderAlias,
                                 boolean showDesc)
                          throws IOException

Throws:

IOException

printSelectOrder

public void printSelectOrder(Query query,
                             Appendable out,
                             boolean orderAlias)
                      throws IOException

Print SQL ORDER BY

Throws:

IOException

createWherePart

protected void createWherePart(Query query,
                               Appendable out)
                        throws IOException

Where clause for inner select

Throws:

IOException

printTablesWithAlias

protected void printTablesWithAlias(Collection<MetaTable> tables,
                                    Appendable out)
                             throws IOException

Throws:

IOException

createOuterPart

protected void createOuterPart(String innerSelect,
                               Query query,
                               Appendable out)
                        throws IOException

Outer part of select with sorting

Throws:

IOException

printSelectTable

protected Appendable printSelectTable(Query query,
                                      boolean count,
                                      Appendable out)
                               throws IOException

Custom implementation of MS-SQL dialect due to different offset and limit usage

Overrides:

printSelectTable in class SqlDialect

Parameters:

query - The UJO query

count - only count of items is required;

Throws:

IOException

getColumnType

protected String getColumnType(MetaColumn column)

Description copied from class: SqlDialect

Returns a database column type

Overrides:

getColumnType in class SqlDialect

printComment

public Appendable printComment(MetaTable table,
                               Appendable out)
                        throws IOException

Print a Comment on the table

Overrides:

printComment in class SqlDialect

Throws:

IOException

printComment

public Appendable printComment(MetaColumn column,
                               Appendable out)
                        throws IOException

Important note for MySQL: the change of column modifies all another column attributes so the comment update can revert some hand-made changes different from meta-model.
See the official MySQL documentation for more information. The column comments can be suppresed by the overwritting the method with an empty body.

Overrides:

printComment in class SqlDialect

Throws:

IOException

printCreateSchema

public Appendable printCreateSchema(String schema,
                                    Appendable out)
                             throws IOException

Description copied from class: SqlDialect

Print SQL 'CREATE SCHEMA'

Overrides:

printCreateSchema in class SqlDialect

Throws:

IOException

printFullTableName

public Appendable printFullTableName(MetaTable table,
                                     boolean printSymbolSchema,
                                     Appendable out)
                              throws IOException

Print a extended SQL table name by sample: SCHEMA.TABLE

Overrides:

printFullTableName in class SqlDialect

Parameters:

printSymbolSchema - True parameter replaces a default schema name for the symbol "~" by the example: ~.TABLE

Throws:

IOException

printSequenceTable

public Appendable printSequenceTable(MetaDatabase db,
                                     Appendable out)
                              throws IOException

Print SQL CREATE SEQUENCE. No JDBC parameters.

Overrides:

printSequenceTable in class SqlDialect

Throws:

IOException

printSequenceTableName

protected Appendable printSequenceTableName(UjoSequencer sequence,
                                            Appendable out)
                                     throws IOException

Description copied from class: SqlDialect

Prinnt the full sequence table

Overrides:

printSequenceTableName in class SqlDialect

Throws:

IOException

printAlterTableAddColumn

public Appendable printAlterTableAddColumn(MetaColumn column,
                                           Appendable out)
                                    throws IOException

Print a SQL sript to add a new column to the table

Overrides:

printAlterTableAddColumn in class SqlDialect

Throws:

IOException

printDefaultValue

public Appendable printDefaultValue(MetaColumn column,
                                    Appendable out)
                             throws IOException

Print a SQL phrase for the DEFAULT VALUE, for example: DEFAULT 777

Overrides:

printDefaultValue in class SqlDialect

Throws:

IOException

printInsert

public Appendable printInsert(List<? extends OrmUjo> bo,
                              int idxFrom,
                              int idxTo,
                              Appendable out)
                       throws IOException

Description copied from class: SqlDialect

Print an SQL INSERT statement.

Overrides:

printInsert in class SqlDialect

Parameters:

bo - Business object list

idxFrom - Start index from list

idxTo - Finished index from list (excluded)

Throws:

IOException

See Also:

SqlDialect.isMultiRowInsertSupported()

printColumnDeclaration

public Appendable printColumnDeclaration(MetaColumn column,
                                         String aName,
                                         Appendable out)
                                  throws IOException

Description copied from class: SqlDialect

Print a SQL to create column

Overrides:

printColumnDeclaration in class SqlDialect

Parameters:

column - Database Column

aName - The name parameter is not mandatory, the not null value means a foreign key.

Throws:

IOException

releaseSavepoint

public void releaseSavepoint(Connection conn,
                             Savepoint savepoint,
                             boolean afterRollback)
                      throws SQLException

Perform the method: {@link Connection#releaseSavepoint(java.sql.Savepoint) ?

Overrides:

releaseSavepoint in class SqlDialect

Parameters:

conn - Database Connection

savepoint - Required Savepoint

afterRollback - release is called after a rollback ?

Throws:

SQLException

See Also:

http://technet.microsoft.com/en-us/library/ms378791%28v=sql.110%29.aspx, Connection.releaseSavepoint(java.sql.Savepoint)

printQuotedName

public Appendable printQuotedName(CharSequence name,
                                  Appendable sql)
                           throws IOException

Prints quoted name (identifier) to SQL. Method is prepared for overriding based on SQL dialect.

Overrides:

printQuotedName in class SqlDialect

Parameters:

name - Name (identifier) for quoting

sql - Target SQL for printing new quoted name

Returns:

SQL with printed quoted name

Throws:

IOException