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/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.dialect;
import java.sql.CallableStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Types;
import org.jboss.logging.Logger;
import org.hibernate.HibernateException;
import org.hibernate.cfg.Environment;
import org.hibernate.dialect.function.NoArgSQLFunction;
import org.hibernate.dialect.function.NvlFunction;
import org.hibernate.dialect.function.SQLFunctionTemplate;
import org.hibernate.dialect.function.StandardSQLFunction;
import org.hibernate.dialect.function.VarArgsSQLFunction;
import org.hibernate.exception.spi.TemplatedViolatedConstraintNameExtracter;
import org.hibernate.exception.spi.ViolatedConstraintNameExtracter;
import org.hibernate.internal.CoreMessageLogger;
import org.hibernate.internal.util.JdbcExceptionHelper;
import org.hibernate.internal.util.ReflectHelper;
import org.hibernate.type.StandardBasicTypes;
/**
* An SQL dialect for Oracle 9 (uses ANSI-style syntax where possible).
*
* @deprecated Use either Oracle9iDialect or Oracle10gDialect instead
* @author Gavin King, David Channon
*/
@Deprecated
public class Oracle9Dialect extends Dialect {
private static final int PARAM_LIST_SIZE_LIMIT = 1000;
private static final CoreMessageLogger LOG = Logger.getMessageLogger(CoreMessageLogger.class, Oracle9Dialect.class.getName());
public Oracle9Dialect() {
super();
LOG.deprecatedOracle9Dialect();
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.CHAR, "char(1 char)" );
registerColumnType( Types.VARCHAR, 4000, "varchar2($l char)" );
registerColumnType( Types.VARCHAR, "long" );
registerColumnType( Types.FLOAT, "float" );
registerColumnType( Types.DOUBLE, "double precision" );
registerColumnType( Types.DATE, "date" );
registerColumnType( Types.TIME, "date" );
registerColumnType( Types.TIMESTAMP, "timestamp" );
registerColumnType( Types.VARBINARY, 2000, "raw($l)" );
registerColumnType( Types.VARBINARY, "long raw" );
registerColumnType( Types.NUMERIC, "number($p,$s)" );
registerColumnType( Types.DECIMAL, "number($p,$s)" );
registerColumnType( Types.BLOB, "blob" );
registerColumnType( Types.CLOB, "clob" );
// 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");
getDefaultProperties().setProperty(Environment.USE_STREAMS_FOR_BINARY, "true");
getDefaultProperties().setProperty(Environment.STATEMENT_BATCH_SIZE, DEFAULT_BATCH_SIZE);
registerFunction( "abs", new StandardSQLFunction("abs") );
registerFunction( "sign", new StandardSQLFunction("sign", StandardBasicTypes.INTEGER) );
registerFunction( "acos", new StandardSQLFunction("acos", StandardBasicTypes.DOUBLE) );
registerFunction( "asin", new StandardSQLFunction("asin", StandardBasicTypes.DOUBLE) );
registerFunction( "atan", new StandardSQLFunction("atan", StandardBasicTypes.DOUBLE) );
registerFunction( "cos", new StandardSQLFunction("cos", StandardBasicTypes.DOUBLE) );
registerFunction( "cosh", new StandardSQLFunction("cosh", StandardBasicTypes.DOUBLE) );
registerFunction( "exp", new StandardSQLFunction("exp", StandardBasicTypes.DOUBLE) );
registerFunction( "ln", new StandardSQLFunction("ln", StandardBasicTypes.DOUBLE) );
registerFunction( "sin", new StandardSQLFunction("sin", StandardBasicTypes.DOUBLE) );
registerFunction( "sinh", new StandardSQLFunction("sinh", StandardBasicTypes.DOUBLE) );
registerFunction( "stddev", new StandardSQLFunction("stddev", StandardBasicTypes.DOUBLE) );
registerFunction( "sqrt", new StandardSQLFunction("sqrt", StandardBasicTypes.DOUBLE) );
registerFunction( "tan", new StandardSQLFunction("tan", StandardBasicTypes.DOUBLE) );
registerFunction( "tanh", new StandardSQLFunction("tanh", StandardBasicTypes.DOUBLE) );
registerFunction( "variance", new StandardSQLFunction("variance", StandardBasicTypes.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", StandardBasicTypes.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", StandardBasicTypes.INTEGER) );
registerFunction( "to_char", new StandardSQLFunction("to_char", StandardBasicTypes.STRING) );
registerFunction( "to_date", new StandardSQLFunction("to_date", StandardBasicTypes.TIMESTAMP) );
registerFunction( "current_date", new NoArgSQLFunction("current_date", StandardBasicTypes.DATE, false) );
registerFunction( "current_time", new NoArgSQLFunction("current_timestamp", StandardBasicTypes.TIME, false) );
registerFunction( "current_timestamp", new NoArgSQLFunction("current_timestamp", StandardBasicTypes.TIMESTAMP, false) );
registerFunction( "last_day", new StandardSQLFunction("last_day", StandardBasicTypes.DATE) );
registerFunction( "sysdate", new NoArgSQLFunction("sysdate", StandardBasicTypes.DATE, false) );
registerFunction( "systimestamp", new NoArgSQLFunction("systimestamp", StandardBasicTypes.TIMESTAMP, false) );
registerFunction( "uid", new NoArgSQLFunction("uid", StandardBasicTypes.INTEGER, false) );
registerFunction( "user", new NoArgSQLFunction("user", StandardBasicTypes.STRING, false) );
registerFunction( "rowid", new NoArgSQLFunction("rowid", StandardBasicTypes.LONG, false) );
registerFunction( "rownum", new NoArgSQLFunction("rownum", StandardBasicTypes.LONG, false) );
// Multi-param string dialect functions...
registerFunction( "concat", new VarArgsSQLFunction(StandardBasicTypes.STRING, "", "||", "") );
registerFunction( "instr", new StandardSQLFunction("instr", StandardBasicTypes.INTEGER) );
registerFunction( "instrb", new StandardSQLFunction("instrb", StandardBasicTypes.INTEGER) );
registerFunction( "lpad", new StandardSQLFunction("lpad", StandardBasicTypes.STRING) );
registerFunction( "replace", new StandardSQLFunction("replace", StandardBasicTypes.STRING) );
registerFunction( "rpad", new StandardSQLFunction("rpad", StandardBasicTypes.STRING) );
registerFunction( "substr", new StandardSQLFunction("substr", StandardBasicTypes.STRING) );
registerFunction( "substrb", new StandardSQLFunction("substrb", StandardBasicTypes.STRING) );
registerFunction( "translate", new StandardSQLFunction("translate", StandardBasicTypes.STRING) );
registerFunction( "substring", new StandardSQLFunction( "substr", StandardBasicTypes.STRING ) );
registerFunction( "locate", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "instr(?2,?1)" ) );
registerFunction( "bit_length", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "vsize(?1)*8" ) );
registerFunction( "coalesce", new NvlFunction() );
// Multi-param numeric dialect functions...
registerFunction( "atan2", new StandardSQLFunction("atan2", StandardBasicTypes.FLOAT) );
registerFunction( "log", new StandardSQLFunction("log", StandardBasicTypes.INTEGER) );
registerFunction( "mod", new StandardSQLFunction("mod", StandardBasicTypes.INTEGER) );
registerFunction( "nvl", new StandardSQLFunction("nvl") );
registerFunction( "nvl2", new StandardSQLFunction("nvl2") );
registerFunction( "power", new StandardSQLFunction("power", StandardBasicTypes.FLOAT) );
// Multi-param date dialect functions...
registerFunction( "add_months", new StandardSQLFunction("add_months", StandardBasicTypes.DATE) );
registerFunction( "months_between", new StandardSQLFunction("months_between", StandardBasicTypes.FLOAT) );
registerFunction( "next_day", new StandardSQLFunction("next_day", StandardBasicTypes.DATE) );
registerFunction( "str", new StandardSQLFunction("to_char", StandardBasicTypes.STRING) );
}
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 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;
}
StringBuilder pagingSelect = new StringBuilder( 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 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 String getCurrentTimestampSelectString() {
return "select systimestamp from dual";
}
public boolean isCurrentTimestampSelectStringCallable() {
return false;
}
public boolean supportsEmptyInList() {
return false;
}
public boolean supportsExistsInSelect() {
return false;
}
/* (non-Javadoc)
* @see org.hibernate.dialect.Dialect#getInExpressionCountLimit()
*/
@Override
public int getInExpressionCountLimit() {
return PARAM_LIST_SIZE_LIMIT;
}
@Override
public String getNotExpression( String expression ) {
return "not (" + expression + ")";
}
}
