[hibernate-commits] Hibernate SVN: r11660 - trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect.
hibernate-commits at lists.jboss.org
hibernate-commits at lists.jboss.org
Fri Jun 8 13:52:41 EDT 2007
Author: steve.ebersole at jboss.com
Date: 2007-06-08 13:52:41 -0400 (Fri, 08 Jun 2007)
New Revision: 11660
Added:
trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle10gDialect.java
trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle8iDialect.java
trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9iDialect.java
Modified:
trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9Dialect.java
trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/OracleDialect.java
Log:
HHH-2665 : oracle dialects
Added: trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle10gDialect.java
===================================================================
--- trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle10gDialect.java (rev 0)
+++ trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle10gDialect.java 2007-06-08 17:52:41 UTC (rev 11660)
@@ -0,0 +1,26 @@
+//$Id: Oracle9Dialect.java 11286 2007-03-15 10:33:16Z steve.ebersole at jboss.com $
+package org.hibernate.dialect;
+
+import org.hibernate.sql.JoinFragment;
+import org.hibernate.sql.ANSIJoinFragment;
+
+
+/**
+ * A dialect specifically for use with Oracle 10g.
+ * <p/>
+ * The main difference between this dialect and {@link Oracle9iDialect}
+ * is the use of "ANSI join syntax" here...
+ *
+ * @author Steve Ebersole
+ */
+public class Oracle10gDialect extends Oracle9iDialect {
+
+ public Oracle10gDialect() {
+ super();
+ }
+
+ public JoinFragment createOuterJoinFragment() {
+ return new ANSIJoinFragment();
+ }
+
+}
Added: trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle8iDialect.java
===================================================================
--- trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle8iDialect.java (rev 0)
+++ trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle8iDialect.java 2007-06-08 17:52:41 UTC (rev 11660)
@@ -0,0 +1,431 @@
+//$Id: OracleDialect.java 8610 2005-11-18 18:30:27Z steveebersole $
+package org.hibernate.dialect;
+
+import java.sql.Types;
+import java.sql.SQLException;
+import java.sql.ResultSet;
+import java.sql.CallableStatement;
+
+import org.hibernate.sql.CaseFragment;
+import org.hibernate.sql.DecodeCaseFragment;
+import org.hibernate.sql.JoinFragment;
+import org.hibernate.sql.OracleJoinFragment;
+import org.hibernate.cfg.Environment;
+import org.hibernate.dialect.function.StandardSQLFunction;
+import org.hibernate.dialect.function.NoArgSQLFunction;
+import org.hibernate.dialect.function.VarArgsSQLFunction;
+import org.hibernate.dialect.function.SQLFunctionTemplate;
+import org.hibernate.dialect.function.NvlFunction;
+import org.hibernate.Hibernate;
+import org.hibernate.HibernateException;
+import org.hibernate.util.ReflectHelper;
+import org.hibernate.exception.ViolatedConstraintNameExtracter;
+import org.hibernate.exception.TemplatedViolatedConstraintNameExtracter;
+import org.hibernate.exception.JDBCExceptionHelper;
+
+/**
+ * A dialect for Oracle 8i.
+ *
+ * @author Steve Ebersole
+ */
+public class Oracle8iDialect extends Dialect {
+
+ public Oracle8iDialect() {
+ super();
+ registerCharacterTypeMappings();
+ registerNumericTypeMappings();
+ registerDateTimeTypeMappings();
+ registerLargeObjectTypeMappings();
+
+ registerReverseHibernateTypeMappings();
+
+ registerFunctions();
+
+ registerDefaultProperties();
+ }
+
+ protected void registerCharacterTypeMappings() {
+ registerColumnType( Types.CHAR, "char(1)" );
+ registerColumnType( Types.VARCHAR, 4000, "varchar2($l)" );
+ registerColumnType( Types.VARCHAR, "long" );
+ }
+
+ protected void registerNumericTypeMappings() {
+ registerColumnType( Types.BIT, "number(1,0)" );
+ registerColumnType( Types.BIGINT, "number(19,0)" );
+ registerColumnType( Types.SMALLINT, "number(5,0)" );
+ registerColumnType( Types.TINYINT, "number(3,0)" );
+ registerColumnType( Types.INTEGER, "number(10,0)" );
+
+ registerColumnType( Types.FLOAT, "float" );
+ registerColumnType( Types.DOUBLE, "double precision" );
+ registerColumnType( Types.NUMERIC, "number($p,$s)" );
+ registerColumnType( Types.DECIMAL, "number($p,$s)" );
+ }
+
+ protected void registerDateTimeTypeMappings() {
+ registerColumnType( Types.TIMESTAMP, "date" );
+ }
+
+ protected void registerLargeObjectTypeMappings() {
+ registerColumnType( Types.VARBINARY, 2000, "raw($l)" );
+ registerColumnType( Types.VARBINARY, "long raw" );
+
+ registerColumnType( Types.BLOB, "blob" );
+ registerColumnType( Types.CLOB, "clob" );
+ }
+
+ protected void registerReverseHibernateTypeMappings() {
+ }
+
+ protected void registerFunctions() {
+ registerFunction( "abs", new StandardSQLFunction("abs") );
+ registerFunction( "sign", new StandardSQLFunction("sign", Hibernate.INTEGER) );
+
+ registerFunction( "acos", new StandardSQLFunction("acos", Hibernate.DOUBLE) );
+ registerFunction( "asin", new StandardSQLFunction("asin", Hibernate.DOUBLE) );
+ registerFunction( "atan", new StandardSQLFunction("atan", Hibernate.DOUBLE) );
+ registerFunction( "cos", new StandardSQLFunction("cos", Hibernate.DOUBLE) );
+ registerFunction( "cosh", new StandardSQLFunction("cosh", Hibernate.DOUBLE) );
+ registerFunction( "exp", new StandardSQLFunction("exp", Hibernate.DOUBLE) );
+ registerFunction( "ln", new StandardSQLFunction("ln", Hibernate.DOUBLE) );
+ registerFunction( "sin", new StandardSQLFunction("sin", Hibernate.DOUBLE) );
+ registerFunction( "sinh", new StandardSQLFunction("sinh", Hibernate.DOUBLE) );
+ registerFunction( "stddev", new StandardSQLFunction("stddev", Hibernate.DOUBLE) );
+ registerFunction( "sqrt", new StandardSQLFunction("sqrt", Hibernate.DOUBLE) );
+ registerFunction( "tan", new StandardSQLFunction("tan", Hibernate.DOUBLE) );
+ registerFunction( "tanh", new StandardSQLFunction("tanh", Hibernate.DOUBLE) );
+ registerFunction( "variance", new StandardSQLFunction("variance", Hibernate.DOUBLE) );
+
+ registerFunction( "round", new StandardSQLFunction("round") );
+ registerFunction( "trunc", new StandardSQLFunction("trunc") );
+ registerFunction( "ceil", new StandardSQLFunction("ceil") );
+ registerFunction( "floor", new StandardSQLFunction("floor") );
+
+ registerFunction( "chr", new StandardSQLFunction("chr", Hibernate.CHARACTER) );
+ registerFunction( "initcap", new StandardSQLFunction("initcap") );
+ registerFunction( "lower", new StandardSQLFunction("lower") );
+ registerFunction( "ltrim", new StandardSQLFunction("ltrim") );
+ registerFunction( "rtrim", new StandardSQLFunction("rtrim") );
+ registerFunction( "soundex", new StandardSQLFunction("soundex") );
+ registerFunction( "upper", new StandardSQLFunction("upper") );
+ registerFunction( "ascii", new StandardSQLFunction("ascii", Hibernate.INTEGER) );
+ registerFunction( "length", new StandardSQLFunction("length", Hibernate.LONG) );
+
+ registerFunction( "to_char", new StandardSQLFunction("to_char", Hibernate.STRING) );
+ registerFunction( "to_date", new StandardSQLFunction("to_date", Hibernate.TIMESTAMP) );
+
+ registerFunction( "current_date", new NoArgSQLFunction("current_date", Hibernate.DATE, false) );
+ registerFunction( "current_time", new NoArgSQLFunction("current_timestamp", Hibernate.TIME, false) );
+ registerFunction( "current_timestamp", new NoArgSQLFunction("current_timestamp", Hibernate.TIMESTAMP, false) );
+
+ registerFunction( "lastday", new StandardSQLFunction("lastday", Hibernate.DATE) );
+ registerFunction( "sysdate", new NoArgSQLFunction("sysdate", Hibernate.DATE, false) );
+ registerFunction( "systimestamp", new NoArgSQLFunction("systimestamp", Hibernate.TIMESTAMP, false) );
+ registerFunction( "uid", new NoArgSQLFunction("uid", Hibernate.INTEGER, false) );
+ registerFunction( "user", new NoArgSQLFunction("user", Hibernate.STRING, false) );
+
+ registerFunction( "rowid", new NoArgSQLFunction("rowid", Hibernate.LONG, false) );
+ registerFunction( "rownum", new NoArgSQLFunction("rownum", Hibernate.LONG, false) );
+
+ // Multi-param string dialect functions...
+ registerFunction( "concat", new VarArgsSQLFunction(Hibernate.STRING, "", "||", "") );
+ registerFunction( "instr", new StandardSQLFunction("instr", Hibernate.INTEGER) );
+ registerFunction( "instrb", new StandardSQLFunction("instrb", Hibernate.INTEGER) );
+ registerFunction( "lpad", new StandardSQLFunction("lpad", Hibernate.STRING) );
+ registerFunction( "replace", new StandardSQLFunction("replace", Hibernate.STRING) );
+ registerFunction( "rpad", new StandardSQLFunction("rpad", Hibernate.STRING) );
+ registerFunction( "substr", new StandardSQLFunction("substr", Hibernate.STRING) );
+ registerFunction( "substrb", new StandardSQLFunction("substrb", Hibernate.STRING) );
+ registerFunction( "translate", new StandardSQLFunction("translate", Hibernate.STRING) );
+
+ registerFunction( "substring", new StandardSQLFunction( "substr", Hibernate.STRING ) );
+ registerFunction( "locate", new SQLFunctionTemplate( Hibernate.INTEGER, "instr(?2,?1)" ) );
+ registerFunction( "bit_length", new SQLFunctionTemplate( Hibernate.INTEGER, "vsize(?1)*8" ) );
+ registerFunction( "coalesce", new NvlFunction() );
+
+ // Multi-param numeric dialect functions...
+ registerFunction( "atan2", new StandardSQLFunction("atan2", Hibernate.FLOAT) );
+ registerFunction( "log", new StandardSQLFunction("log", Hibernate.INTEGER) );
+ registerFunction( "mod", new StandardSQLFunction("mod", Hibernate.INTEGER) );
+ registerFunction( "nvl", new StandardSQLFunction("nvl") );
+ registerFunction( "nvl2", new StandardSQLFunction("nvl2") );
+ registerFunction( "power", new StandardSQLFunction("power", Hibernate.FLOAT) );
+
+ // Multi-param date dialect functions...
+ registerFunction( "add_months", new StandardSQLFunction("add_months", Hibernate.DATE) );
+ registerFunction( "months_between", new StandardSQLFunction("months_between", Hibernate.FLOAT) );
+ registerFunction( "next_day", new StandardSQLFunction("next_day", Hibernate.DATE) );
+
+ registerFunction( "str", new StandardSQLFunction("to_char", Hibernate.STRING) );
+ }
+
+ protected void registerDefaultProperties() {
+ getDefaultProperties().setProperty( Environment.USE_STREAMS_FOR_BINARY, "true" );
+ getDefaultProperties().setProperty( Environment.STATEMENT_BATCH_SIZE, DEFAULT_BATCH_SIZE );
+ // Oracle driver reports to support getGeneratedKeys(), but they only
+ // support the version taking an array of the names of the columns to
+ // be returned (via its RETURNING clause). No other driver seems to
+ // support this overloaded version.
+ getDefaultProperties().setProperty( Environment.USE_GET_GENERATED_KEYS, "false" );
+ }
+
+
+ // features which change between 8i, 9i, and 10g ~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+ /**
+ * Support for the oracle proprietary join syntax...
+ *
+ * @return The orqacle join fragment
+ */
+ public JoinFragment createOuterJoinFragment() {
+ return new OracleJoinFragment();
+ }
+
+ /**
+ * Map case support to the Oracle DECODE function. Oracle did not
+ * add support for CASE until 9i.
+ *
+ * @return The oracle CASE -> DECODE fragment
+ */
+ public CaseFragment createCaseFragment() {
+ return new DecodeCaseFragment();
+ }
+
+ public String getLimitString(String sql, boolean hasOffset) {
+ sql = sql.trim();
+ boolean isForUpdate = false;
+ if ( sql.toLowerCase().endsWith(" for update") ) {
+ sql = sql.substring( 0, sql.length()-11 );
+ isForUpdate = true;
+ }
+
+ StringBuffer pagingSelect = new StringBuffer( sql.length()+100 );
+ if (hasOffset) {
+ pagingSelect.append("select * from ( select row_.*, rownum rownum_ from ( ");
+ }
+ else {
+ pagingSelect.append("select * from ( ");
+ }
+ pagingSelect.append(sql);
+ if (hasOffset) {
+ pagingSelect.append(" ) row_ ) where rownum_ <= ? and rownum_ > ?");
+ }
+ else {
+ pagingSelect.append(" ) where rownum <= ?");
+ }
+
+ if ( isForUpdate ) {
+ pagingSelect.append( " for update" );
+ }
+
+ return pagingSelect.toString();
+ }
+
+ /**
+ * Allows access to the basic {@link Dialect#getSelectClauseNullString}
+ * implementation...
+ *
+ * @param sqlType The {@link java.sql.Types} mapping type code
+ * @return The appropriate select cluse fragment
+ */
+ public String getBasicSelectClauseNullString(int sqlType) {
+ return super.getSelectClauseNullString( sqlType );
+ }
+
+ public String getSelectClauseNullString(int sqlType) {
+ switch(sqlType) {
+ case Types.VARCHAR:
+ case Types.CHAR:
+ return "to_char(null)";
+ case Types.DATE:
+ case Types.TIMESTAMP:
+ case Types.TIME:
+ return "to_date(null)";
+ default:
+ return "to_number(null)";
+ }
+ }
+
+ public String getCurrentTimestampSelectString() {
+ return "select sysdate from dual";
+ }
+
+ public String getCurrentTimestampSQLFunctionName() {
+ return "sysdate";
+ }
+
+
+ // features which remain constant across 8i, 9i, and 10g ~~~~~~~~~~~~~~~~~~
+
+ public String getAddColumnString() {
+ return "add";
+ }
+
+ public String getSequenceNextValString(String sequenceName) {
+ return "select " + getSelectSequenceNextValString( sequenceName ) + " from dual";
+ }
+
+ public String getSelectSequenceNextValString(String sequenceName) {
+ return sequenceName + ".nextval";
+ }
+
+ public String getCreateSequenceString(String sequenceName) {
+ return "create sequence " + sequenceName; //starts with 1, implicitly
+ }
+
+ public String getDropSequenceString(String sequenceName) {
+ return "drop sequence " + sequenceName;
+ }
+
+ public String getCascadeConstraintsString() {
+ return " cascade constraints";
+ }
+
+ public boolean dropConstraints() {
+ return false;
+ }
+
+ public String getForUpdateNowaitString() {
+ return " for update nowait";
+ }
+
+ public boolean supportsSequences() {
+ return true;
+ }
+
+ public boolean supportsPooledSequences() {
+ return true;
+ }
+
+ public boolean supportsLimit() {
+ return true;
+ }
+
+ public String getForUpdateString(String aliases) {
+ return getForUpdateString() + " of " + aliases;
+ }
+
+ public String getForUpdateNowaitString(String aliases) {
+ return getForUpdateString() + " of " + aliases + " nowait";
+ }
+
+ public boolean bindLimitParametersInReverseOrder() {
+ return true;
+ }
+
+ public boolean useMaxForLimit() {
+ return true;
+ }
+
+ public boolean forUpdateOfColumns() {
+ return true;
+ }
+
+ public String getQuerySequencesString() {
+ return "select sequence_name from user_sequences";
+ }
+
+ public String getSelectGUIDString() {
+ return "select rawtohex(sys_guid()) from dual";
+ }
+
+ public ViolatedConstraintNameExtracter getViolatedConstraintNameExtracter() {
+ return EXTRACTER;
+ }
+
+ private static ViolatedConstraintNameExtracter EXTRACTER = new TemplatedViolatedConstraintNameExtracter() {
+
+ /**
+ * Extract the name of the violated constraint from the given SQLException.
+ *
+ * @param sqle The exception that was the result of the constraint violation.
+ * @return The extracted constraint name.
+ */
+ public String extractConstraintName(SQLException sqle) {
+ int errorCode = JDBCExceptionHelper.extractErrorCode(sqle);
+ if ( errorCode == 1 || errorCode == 2291 || errorCode == 2292 ) {
+ return extractUsingTemplate( "constraint (", ") violated", sqle.getMessage() );
+ }
+ else if ( errorCode == 1400 ) {
+ // simple nullability constraint
+ return null;
+ }
+ else {
+ return null;
+ }
+ }
+
+ };
+
+ // not final-static to avoid possible classcast exceptions if using different oracle drivers.
+ int oracletypes_cursor_value = 0;
+ public int registerResultSetOutParameter(java.sql.CallableStatement statement,int col) throws SQLException {
+ if(oracletypes_cursor_value==0) {
+ try {
+ Class types = ReflectHelper.classForName("oracle.jdbc.driver.OracleTypes");
+ oracletypes_cursor_value = types.getField("CURSOR").getInt(types.newInstance());
+ } catch (Exception se) {
+ throw new HibernateException("Problem while trying to load or access OracleTypes.CURSOR value",se);
+ }
+ }
+ // register the type of the out param - an Oracle specific type
+ statement.registerOutParameter(col, oracletypes_cursor_value);
+ col++;
+ return col;
+ }
+
+ public ResultSet getResultSet(CallableStatement ps) throws SQLException {
+ ps.execute();
+ return ( ResultSet ) ps.getObject( 1 );
+ }
+
+ public boolean supportsUnionAll() {
+ return true;
+ }
+
+ public boolean supportsCommentOn() {
+ return true;
+ }
+
+ public boolean supportsTemporaryTables() {
+ return true;
+ }
+
+ public String generateTemporaryTableName(String baseTableName) {
+ String name = super.generateTemporaryTableName(baseTableName);
+ return name.length() > 30 ? name.substring( 1, 30 ) : name;
+ }
+
+ public String getCreateTemporaryTableString() {
+ return "create global temporary table";
+ }
+
+ public String getCreateTemporaryTablePostfix() {
+ return "on commit delete rows";
+ }
+
+ public boolean dropTemporaryTableAfterUse() {
+ return false;
+ }
+
+ public boolean supportsCurrentTimestampSelection() {
+ return true;
+ }
+
+ public boolean isCurrentTimestampSelectStringCallable() {
+ return false;
+ }
+
+
+ // Overridden informational metadata ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+ public boolean supportsEmptyInList() {
+ return false;
+ }
+
+ public boolean supportsExistsInSelect() {
+ return false;
+ }
+
+}
Modified: trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9Dialect.java
===================================================================
--- trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9Dialect.java 2007-06-08 17:52:19 UTC (rev 11659)
+++ trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9Dialect.java 2007-06-08 17:52:41 UTC (rev 11660)
@@ -6,6 +6,9 @@
import java.sql.SQLException;
import java.sql.Types;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
import org.hibernate.Hibernate;
import org.hibernate.HibernateException;
import org.hibernate.cfg.Environment;
@@ -21,12 +24,17 @@
/**
* An SQL dialect for Oracle 9 (uses ANSI-style syntax where possible).
+ *
+ * @deprecated Use either Oracle9iDialect or Oracle10gDialect instead
* @author Gavin King, David Channon
*/
public class Oracle9Dialect extends Dialect {
+ private static final Log log = LogFactory.getLog( Oracle9Dialect.class );
+
public Oracle9Dialect() {
super();
+ log.warn( "The Oracle9Dialect dialect has been deprecated; use either Oracle9iDialect or Oracle10gDialect instead" );
registerColumnType( Types.BIT, "number(1,0)" );
registerColumnType( Types.BIGINT, "number(19,0)" );
registerColumnType( Types.SMALLINT, "number(5,0)" );
Added: trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9iDialect.java
===================================================================
--- trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9iDialect.java (rev 0)
+++ trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/Oracle9iDialect.java 2007-06-08 17:52:41 UTC (rev 11660)
@@ -0,0 +1,77 @@
+package org.hibernate.dialect;
+
+import java.sql.Types;
+
+import org.hibernate.sql.CaseFragment;
+import org.hibernate.sql.ANSICaseFragment;
+
+/**
+ * A dialect for Oracle 9i databases.
+ * <p/>
+ * Unlike the older (deprecated) {@Link Oracl9Dialect), this version specifies
+ * to not use "ANSI join syntax" because 9i does not seem to properly
+ * handle it in all cases.
+ *
+ * @author Steve Ebersole
+ */
+public class Oracle9iDialect extends Oracle8iDialect {
+ protected void registerCharacterTypeMappings() {
+ registerColumnType( Types.CHAR, "char(1 char)" );
+ registerColumnType( Types.VARCHAR, 4000, "varchar2($l char)" );
+ registerColumnType( Types.VARCHAR, "long" );
+ }
+
+ protected void registerDateTimeTypeMappings() {
+ registerColumnType( Types.DATE, "date" );
+ registerColumnType( Types.TIME, "date" );
+ registerColumnType( Types.TIMESTAMP, "timestamp" );
+ }
+
+ public CaseFragment createCaseFragment() {
+ // Oracle did add support for ANSI CASE statements in 9i
+ return new ANSICaseFragment();
+ }
+
+ public String getLimitString(String sql, boolean hasOffset) {
+ sql = sql.trim();
+ boolean isForUpdate = false;
+ if ( sql.toLowerCase().endsWith(" for update") ) {
+ sql = sql.substring( 0, sql.length()-11 );
+ isForUpdate = true;
+ }
+
+ StringBuffer pagingSelect = new StringBuffer( sql.length()+100 );
+ if (hasOffset) {
+ pagingSelect.append("select * from ( select row_.*, rownum rownum_ from ( ");
+ }
+ else {
+ pagingSelect.append("select * from ( ");
+ }
+ pagingSelect.append(sql);
+ if (hasOffset) {
+ pagingSelect.append(" ) row_ where rownum <= ?) where rownum_ > ?");
+ }
+ else {
+ pagingSelect.append(" ) where rownum <= ?");
+ }
+
+ if ( isForUpdate ) {
+ pagingSelect.append( " for update" );
+ }
+
+ return pagingSelect.toString();
+ }
+
+ public String getSelectClauseNullString(int sqlType) {
+ return getBasicSelectClauseNullString( sqlType );
+ }
+
+ public String getCurrentTimestampSelectString() {
+ return "select systimestamp from dual";
+ }
+
+ public String getCurrentTimestampSQLFunctionName() {
+ // the standard SQL function name is current_timestamp...
+ return "current_timestamp";
+ }
+}
Modified: trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/OracleDialect.java
===================================================================
--- trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/OracleDialect.java 2007-06-08 17:52:19 UTC (rev 11659)
+++ trunk/Hibernate3/code/core/src/main/java/org/hibernate/dialect/OracleDialect.java 2007-06-08 17:52:41 UTC (rev 11660)
@@ -3,6 +3,9 @@
import java.sql.Types;
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+
import org.hibernate.sql.CaseFragment;
import org.hibernate.sql.DecodeCaseFragment;
import org.hibernate.sql.JoinFragment;
@@ -10,12 +13,17 @@
/**
* An SQL dialect for Oracle, compatible with Oracle 8.
+ *
+ * @deprecated Use Oracle8iDialect instead.
* @author Gavin King
*/
public class OracleDialect extends Oracle9Dialect {
+ private static final Log log = LogFactory.getLog( OracleDialect.class );
+
public OracleDialect() {
super();
+ log.warn( "The OracleDialect dialect has been deprecated; use Oracle8iDialect instead" );
// Oracle8 and previous define only a "DATE" type which
// is used to represent all aspects of date/time
registerColumnType( Types.TIMESTAMP, "date" );
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