HHH-6866 Removing commented out code and formatting. No functional changes.

This commit is contained in:
Hardy Ferentschik 2011-12-01 12:48:16 +01:00
parent 2e0e130cbe
commit 65b3e768fa
1 changed files with 129 additions and 153 deletions

View File

@ -22,6 +22,7 @@
* Boston, MA 02110-1301 USA * Boston, MA 02110-1301 USA
*/ */
package org.hibernate.dialect; package org.hibernate.dialect;
import java.sql.CallableStatement; import java.sql.CallableStatement;
import java.sql.ResultSet; import java.sql.ResultSet;
import java.sql.SQLException; import java.sql.SQLException;
@ -38,6 +39,7 @@ import org.hibernate.type.StandardBasicTypes;
/** /**
* An SQL dialect for DB2. * An SQL dialect for DB2.
*
* @author Gavin King * @author Gavin King
*/ */
public class DB2Dialect extends Dialect { public class DB2Dialect extends Dialect {
@ -63,82 +65,88 @@ public class DB2Dialect extends Dialect {
registerColumnType( Types.LONGVARCHAR, "long varchar" ); registerColumnType( Types.LONGVARCHAR, "long varchar" );
registerColumnType( Types.LONGVARBINARY, "long varchar for bit data" ); registerColumnType( Types.LONGVARBINARY, "long varchar for bit data" );
registerColumnType( Types.BINARY, "char($l) for bit data" ); registerColumnType( Types.BINARY, "char($l) for bit data" );
registerColumnType( Types.BOOLEAN, "smallint" ); registerColumnType( Types.BOOLEAN, "smallint" );
registerFunction( "avg", new AvgWithArgumentCastFunction( "double" ) ); registerFunction( "avg", new AvgWithArgumentCastFunction( "double" ) );
registerFunction("abs", new StandardSQLFunction("abs") ); registerFunction( "abs", new StandardSQLFunction( "abs" ) );
registerFunction("absval", new StandardSQLFunction("absval") ); registerFunction( "absval", new StandardSQLFunction( "absval" ) );
registerFunction("sign", new StandardSQLFunction("sign", StandardBasicTypes.INTEGER) ); registerFunction( "sign", new StandardSQLFunction( "sign", StandardBasicTypes.INTEGER ) );
registerFunction("ceiling", new StandardSQLFunction("ceiling") ); registerFunction( "ceiling", new StandardSQLFunction( "ceiling" ) );
registerFunction("ceil", new StandardSQLFunction("ceil") ); registerFunction( "ceil", new StandardSQLFunction( "ceil" ) );
registerFunction("floor", new StandardSQLFunction("floor") ); registerFunction( "floor", new StandardSQLFunction( "floor" ) );
registerFunction("round", new StandardSQLFunction("round") ); registerFunction( "round", new StandardSQLFunction( "round" ) );
registerFunction("acos", new StandardSQLFunction("acos", StandardBasicTypes.DOUBLE) ); registerFunction( "acos", new StandardSQLFunction( "acos", StandardBasicTypes.DOUBLE ) );
registerFunction("asin", new StandardSQLFunction("asin", StandardBasicTypes.DOUBLE) ); registerFunction( "asin", new StandardSQLFunction( "asin", StandardBasicTypes.DOUBLE ) );
registerFunction("atan", new StandardSQLFunction("atan", StandardBasicTypes.DOUBLE) ); registerFunction( "atan", new StandardSQLFunction( "atan", StandardBasicTypes.DOUBLE ) );
registerFunction("cos", new StandardSQLFunction("cos", StandardBasicTypes.DOUBLE) ); registerFunction( "cos", new StandardSQLFunction( "cos", StandardBasicTypes.DOUBLE ) );
registerFunction("cot", new StandardSQLFunction("cot", StandardBasicTypes.DOUBLE) ); registerFunction( "cot", new StandardSQLFunction( "cot", StandardBasicTypes.DOUBLE ) );
registerFunction("degrees", new StandardSQLFunction("degrees", StandardBasicTypes.DOUBLE) ); registerFunction( "degrees", new StandardSQLFunction( "degrees", StandardBasicTypes.DOUBLE ) );
registerFunction("exp", new StandardSQLFunction("exp", StandardBasicTypes.DOUBLE) ); registerFunction( "exp", new StandardSQLFunction( "exp", StandardBasicTypes.DOUBLE ) );
registerFunction("float", new StandardSQLFunction("float", StandardBasicTypes.DOUBLE) ); registerFunction( "float", new StandardSQLFunction( "float", StandardBasicTypes.DOUBLE ) );
registerFunction("hex", new StandardSQLFunction("hex", StandardBasicTypes.STRING) ); registerFunction( "hex", new StandardSQLFunction( "hex", StandardBasicTypes.STRING ) );
registerFunction("ln", new StandardSQLFunction("ln", StandardBasicTypes.DOUBLE) ); registerFunction( "ln", new StandardSQLFunction( "ln", StandardBasicTypes.DOUBLE ) );
registerFunction("log", new StandardSQLFunction("log", StandardBasicTypes.DOUBLE) ); registerFunction( "log", new StandardSQLFunction( "log", StandardBasicTypes.DOUBLE ) );
registerFunction("log10", new StandardSQLFunction("log10", StandardBasicTypes.DOUBLE) ); registerFunction( "log10", new StandardSQLFunction( "log10", StandardBasicTypes.DOUBLE ) );
registerFunction("radians", new StandardSQLFunction("radians", StandardBasicTypes.DOUBLE) ); registerFunction( "radians", new StandardSQLFunction( "radians", StandardBasicTypes.DOUBLE ) );
registerFunction("rand", new NoArgSQLFunction("rand", StandardBasicTypes.DOUBLE) ); registerFunction( "rand", new NoArgSQLFunction( "rand", StandardBasicTypes.DOUBLE ) );
registerFunction("sin", new StandardSQLFunction("sin", StandardBasicTypes.DOUBLE) ); registerFunction( "sin", new StandardSQLFunction( "sin", StandardBasicTypes.DOUBLE ) );
registerFunction("soundex", new StandardSQLFunction("soundex", StandardBasicTypes.STRING) ); registerFunction( "soundex", new StandardSQLFunction( "soundex", StandardBasicTypes.STRING ) );
registerFunction("sqrt", new StandardSQLFunction("sqrt", StandardBasicTypes.DOUBLE) ); registerFunction( "sqrt", new StandardSQLFunction( "sqrt", StandardBasicTypes.DOUBLE ) );
registerFunction("stddev", new StandardSQLFunction("stddev", StandardBasicTypes.DOUBLE) ); registerFunction( "stddev", new StandardSQLFunction( "stddev", StandardBasicTypes.DOUBLE ) );
registerFunction("tan", new StandardSQLFunction("tan", StandardBasicTypes.DOUBLE) ); registerFunction( "tan", new StandardSQLFunction( "tan", StandardBasicTypes.DOUBLE ) );
registerFunction("variance", new StandardSQLFunction("variance", StandardBasicTypes.DOUBLE) ); registerFunction( "variance", new StandardSQLFunction( "variance", StandardBasicTypes.DOUBLE ) );
registerFunction("julian_day", new StandardSQLFunction("julian_day", StandardBasicTypes.INTEGER) ); registerFunction( "julian_day", new StandardSQLFunction( "julian_day", StandardBasicTypes.INTEGER ) );
registerFunction("microsecond", new StandardSQLFunction("microsecond", StandardBasicTypes.INTEGER) ); registerFunction( "microsecond", new StandardSQLFunction( "microsecond", StandardBasicTypes.INTEGER ) );
registerFunction("midnight_seconds", new StandardSQLFunction("midnight_seconds", StandardBasicTypes.INTEGER) ); registerFunction(
registerFunction("minute", new StandardSQLFunction("minute", StandardBasicTypes.INTEGER) ); "midnight_seconds",
registerFunction("month", new StandardSQLFunction("month", StandardBasicTypes.INTEGER) ); new StandardSQLFunction( "midnight_seconds", StandardBasicTypes.INTEGER )
registerFunction("monthname", new StandardSQLFunction("monthname", StandardBasicTypes.STRING) ); );
registerFunction("quarter", new StandardSQLFunction("quarter", StandardBasicTypes.INTEGER) ); registerFunction( "minute", new StandardSQLFunction( "minute", StandardBasicTypes.INTEGER ) );
registerFunction("hour", new StandardSQLFunction("hour", StandardBasicTypes.INTEGER) ); registerFunction( "month", new StandardSQLFunction( "month", StandardBasicTypes.INTEGER ) );
registerFunction("second", new StandardSQLFunction("second", StandardBasicTypes.INTEGER) ); registerFunction( "monthname", new StandardSQLFunction( "monthname", StandardBasicTypes.STRING ) );
registerFunction("current_date", new NoArgSQLFunction("current date", StandardBasicTypes.DATE, false) ); registerFunction( "quarter", new StandardSQLFunction( "quarter", StandardBasicTypes.INTEGER ) );
registerFunction("date", new StandardSQLFunction("date", StandardBasicTypes.DATE) ); registerFunction( "hour", new StandardSQLFunction( "hour", StandardBasicTypes.INTEGER ) );
registerFunction("day", new StandardSQLFunction("day", StandardBasicTypes.INTEGER) ); registerFunction( "second", new StandardSQLFunction( "second", StandardBasicTypes.INTEGER ) );
registerFunction("dayname", new StandardSQLFunction("dayname", StandardBasicTypes.STRING) ); registerFunction( "current_date", new NoArgSQLFunction( "current date", StandardBasicTypes.DATE, false ) );
registerFunction("dayofweek", new StandardSQLFunction("dayofweek", StandardBasicTypes.INTEGER) ); registerFunction( "date", new StandardSQLFunction( "date", StandardBasicTypes.DATE ) );
registerFunction("dayofweek_iso", new StandardSQLFunction("dayofweek_iso", StandardBasicTypes.INTEGER) ); registerFunction( "day", new StandardSQLFunction( "day", StandardBasicTypes.INTEGER ) );
registerFunction("dayofyear", new StandardSQLFunction("dayofyear", StandardBasicTypes.INTEGER) ); registerFunction( "dayname", new StandardSQLFunction( "dayname", StandardBasicTypes.STRING ) );
registerFunction("days", new StandardSQLFunction("days", StandardBasicTypes.LONG) ); registerFunction( "dayofweek", new StandardSQLFunction( "dayofweek", StandardBasicTypes.INTEGER ) );
registerFunction("current_time", new NoArgSQLFunction("current time", StandardBasicTypes.TIME, false) ); registerFunction( "dayofweek_iso", new StandardSQLFunction( "dayofweek_iso", StandardBasicTypes.INTEGER ) );
registerFunction("time", new StandardSQLFunction("time", StandardBasicTypes.TIME) ); registerFunction( "dayofyear", new StandardSQLFunction( "dayofyear", StandardBasicTypes.INTEGER ) );
registerFunction("current_timestamp", new NoArgSQLFunction("current timestamp", StandardBasicTypes.TIMESTAMP, false) ); registerFunction( "days", new StandardSQLFunction( "days", StandardBasicTypes.LONG ) );
registerFunction("timestamp", new StandardSQLFunction("timestamp", StandardBasicTypes.TIMESTAMP) ); registerFunction( "current_time", new NoArgSQLFunction( "current time", StandardBasicTypes.TIME, false ) );
registerFunction("timestamp_iso", new StandardSQLFunction("timestamp_iso", StandardBasicTypes.TIMESTAMP) ); registerFunction( "time", new StandardSQLFunction( "time", StandardBasicTypes.TIME ) );
registerFunction("week", new StandardSQLFunction("week", StandardBasicTypes.INTEGER) ); registerFunction(
registerFunction("week_iso", new StandardSQLFunction("week_iso", StandardBasicTypes.INTEGER) ); "current_timestamp",
registerFunction("year", new StandardSQLFunction("year", StandardBasicTypes.INTEGER) ); new NoArgSQLFunction( "current timestamp", StandardBasicTypes.TIMESTAMP, false )
);
registerFunction( "timestamp", new StandardSQLFunction( "timestamp", StandardBasicTypes.TIMESTAMP ) );
registerFunction( "timestamp_iso", new StandardSQLFunction( "timestamp_iso", StandardBasicTypes.TIMESTAMP ) );
registerFunction( "week", new StandardSQLFunction( "week", StandardBasicTypes.INTEGER ) );
registerFunction( "week_iso", new StandardSQLFunction( "week_iso", StandardBasicTypes.INTEGER ) );
registerFunction( "year", new StandardSQLFunction( "year", StandardBasicTypes.INTEGER ) );
registerFunction("double", new StandardSQLFunction("double", StandardBasicTypes.DOUBLE) ); registerFunction( "double", new StandardSQLFunction( "double", StandardBasicTypes.DOUBLE ) );
registerFunction("varchar", new StandardSQLFunction("varchar", StandardBasicTypes.STRING) ); registerFunction( "varchar", new StandardSQLFunction( "varchar", StandardBasicTypes.STRING ) );
registerFunction("real", new StandardSQLFunction("real", StandardBasicTypes.FLOAT) ); registerFunction( "real", new StandardSQLFunction( "real", StandardBasicTypes.FLOAT ) );
registerFunction("bigint", new StandardSQLFunction("bigint", StandardBasicTypes.LONG) ); registerFunction( "bigint", new StandardSQLFunction( "bigint", StandardBasicTypes.LONG ) );
registerFunction("char", new StandardSQLFunction("char", StandardBasicTypes.CHARACTER) ); registerFunction( "char", new StandardSQLFunction( "char", StandardBasicTypes.CHARACTER ) );
registerFunction("integer", new StandardSQLFunction("integer", StandardBasicTypes.INTEGER) ); registerFunction( "integer", new StandardSQLFunction( "integer", StandardBasicTypes.INTEGER ) );
registerFunction("smallint", new StandardSQLFunction("smallint", StandardBasicTypes.SHORT) ); registerFunction( "smallint", new StandardSQLFunction( "smallint", StandardBasicTypes.SHORT ) );
registerFunction("digits", new StandardSQLFunction("digits", StandardBasicTypes.STRING) ); registerFunction( "digits", new StandardSQLFunction( "digits", StandardBasicTypes.STRING ) );
registerFunction("chr", new StandardSQLFunction("chr", StandardBasicTypes.CHARACTER) ); registerFunction( "chr", new StandardSQLFunction( "chr", StandardBasicTypes.CHARACTER ) );
registerFunction("upper", new StandardSQLFunction("upper") ); registerFunction( "upper", new StandardSQLFunction( "upper" ) );
registerFunction("lower", new StandardSQLFunction("lower") ); registerFunction( "lower", new StandardSQLFunction( "lower" ) );
registerFunction("ucase", new StandardSQLFunction("ucase") ); registerFunction( "ucase", new StandardSQLFunction( "ucase" ) );
registerFunction("lcase", new StandardSQLFunction("lcase") ); registerFunction( "lcase", new StandardSQLFunction( "lcase" ) );
registerFunction("ltrim", new StandardSQLFunction("ltrim") ); registerFunction( "ltrim", new StandardSQLFunction( "ltrim" ) );
registerFunction("rtrim", new StandardSQLFunction("rtrim") ); registerFunction( "rtrim", new StandardSQLFunction( "rtrim" ) );
registerFunction( "substr", new StandardSQLFunction( "substr", StandardBasicTypes.STRING ) ); registerFunction( "substr", new StandardSQLFunction( "substr", StandardBasicTypes.STRING ) );
registerFunction( "posstr", new StandardSQLFunction( "posstr", StandardBasicTypes.INTEGER ) ); registerFunction( "posstr", new StandardSQLFunction( "posstr", StandardBasicTypes.INTEGER ) );
@ -146,20 +154,20 @@ public class DB2Dialect extends Dialect {
registerFunction( "bit_length", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "length(?1)*8" ) ); registerFunction( "bit_length", new SQLFunctionTemplate( StandardBasicTypes.INTEGER, "length(?1)*8" ) );
registerFunction( "trim", new AnsiTrimEmulationFunction() ); registerFunction( "trim", new AnsiTrimEmulationFunction() );
registerFunction( "concat", new VarArgsSQLFunction(StandardBasicTypes.STRING, "", "||", "") ); registerFunction( "concat", new VarArgsSQLFunction( StandardBasicTypes.STRING, "", "||", "" ) );
registerFunction( "str", new SQLFunctionTemplate( StandardBasicTypes.STRING, "rtrim(char(?1))" ) ); registerFunction( "str", new SQLFunctionTemplate( StandardBasicTypes.STRING, "rtrim(char(?1))" ) );
registerKeyword("current"); registerKeyword( "current" );
registerKeyword("date"); registerKeyword( "date" );
registerKeyword("time"); registerKeyword( "time" );
registerKeyword("timestamp"); registerKeyword( "timestamp" );
registerKeyword("fetch"); registerKeyword( "fetch" );
registerKeyword("first"); registerKeyword( "first" );
registerKeyword("rows"); registerKeyword( "rows" );
registerKeyword("only"); registerKeyword( "only" );
getDefaultProperties().setProperty(Environment.STATEMENT_BATCH_SIZE, NO_BATCH); getDefaultProperties().setProperty( Environment.STATEMENT_BATCH_SIZE, NO_BATCH );
} }
public String getLowercaseFunction() { public String getLowercaseFunction() {
@ -169,18 +177,23 @@ public class DB2Dialect extends Dialect {
public String getAddColumnString() { public String getAddColumnString() {
return "add column"; return "add column";
} }
public boolean dropConstraints() { public boolean dropConstraints() {
return false; return false;
} }
public boolean supportsIdentityColumns() { public boolean supportsIdentityColumns() {
return true; return true;
} }
public String getIdentitySelectString() { public String getIdentitySelectString() {
return "values identity_val_local()"; return "values identity_val_local()";
} }
public String getIdentityColumnString() { public String getIdentityColumnString() {
return "generated by default as identity"; //not null ... (start with 1) is implicit return "generated by default as identity"; //not null ... (start with 1) is implicit
} }
public String getIdentityInsertString() { public String getIdentityInsertString() {
return "default"; return "default";
} }
@ -188,9 +201,11 @@ public class DB2Dialect extends Dialect {
public String getSequenceNextValString(String sequenceName) { public String getSequenceNextValString(String sequenceName) {
return "values nextval for " + sequenceName; return "values nextval for " + sequenceName;
} }
public String getCreateSequenceString(String sequenceName) { public String getCreateSequenceString(String sequenceName) {
return "create sequence " + sequenceName; return "create sequence " + sequenceName;
} }
public String getDropSequenceString(String sequenceName) { public String getDropSequenceString(String sequenceName) {
return "drop sequence " + sequenceName + " restrict"; return "drop sequence " + sequenceName + " restrict";
} }
@ -210,74 +225,27 @@ public class DB2Dialect extends Dialect {
public boolean supportsLimit() { public boolean supportsLimit() {
return true; return true;
} }
public boolean supportsVariableLimit() { public boolean supportsVariableLimit() {
return false; return false;
} }
// /** public String getLimitString(String sql, int offset, int limit) {
// * Render the <tt>rownumber() over ( .... ) as rownumber_,</tt> if ( offset == 0 ) {
// * bit, that goes in the select list return sql + " fetch first " + limit + " rows only";
// */ }
// private String getRowNumber(String sql) { StringBuilder pagingSelect = new StringBuilder( sql.length() + 200 )
// StringBuffer rownumber = new StringBuffer(50) .append(
// .append("rownumber() over("); "select * from ( select inner2_.*, rownumber() over(order by order of inner2_) as rownumber_ from ( "
// )
// int orderByIndex = sql.toLowerCase().indexOf("order by"); .append( sql ) //nest the main query in an outer select
// .append( " fetch first " )
// if ( orderByIndex>0 && !hasDistinct(sql) ) { .append( limit )
// rownumber.append( sql.substring(orderByIndex) ); .append( " rows only ) as inner2_ ) as inner1_ where rownumber_ > " )
// } .append( offset )
// .append( " order by rownumber_" );
// rownumber.append(") as rownumber_,"); return pagingSelect.toString();
//
// return rownumber.toString();
// }
//
// public String getLimitString(String sql, boolean hasOffset) {
// int startOfSelect = sql.toLowerCase().indexOf("select");
//
// StringBuffer pagingSelect = new StringBuffer( sql.length()+100 )
// .append( sql.substring(0, startOfSelect) ) // add the comment
// .append("select * from ( select ") // nest the main query in an outer select
// .append( getRowNumber(sql) ); // add the rownnumber bit into the outer query select list
//
// if ( hasDistinct(sql) ) {
// pagingSelect.append(" row_.* from ( ") // add another (inner) nested select
// .append( sql.substring(startOfSelect) ) // add the main query
// .append(" ) as row_"); // close off the inner nested select
// }
// else {
// pagingSelect.append( sql.substring( startOfSelect + 6 ) ); // add the main query
// }
//
// pagingSelect.append(" ) as temp_ where rownumber_ ");
//
// //add the restriction to the outer select
// if (hasOffset) {
// pagingSelect.append("between ?+1 and ?");
// }
// else {
// pagingSelect.append("<= ?");
// }
//
// return pagingSelect.toString();
// }
public String getLimitString(String sql, int offset, int limit) {
if ( offset == 0 ) {
return sql + " fetch first " + limit + " rows only";
} }
StringBuilder pagingSelect = new StringBuilder( sql.length() + 200 )
.append(
"select * from ( select inner2_.*, rownumber() over(order by order of inner2_) as rownumber_ from ( "
)
.append( sql ) //nest the main query in an outer select
.append( " fetch first " )
.append( limit )
.append( " rows only ) as inner2_ ) as inner1_ where rownumber_ > " )
.append( offset )
.append( " order by rownumber_" );
return pagingSelect.toString();
}
/** /**
* DB2 does have a one-based offset, however this was actually already handled in the limit string building * DB2 does have a one-based offset, however this was actually already handled in the limit string building
@ -290,10 +258,6 @@ public String getLimitString(String sql, int offset, int limit) {
public int convertToFirstRowValue(int zeroBasedFirstResult) { public int convertToFirstRowValue(int zeroBasedFirstResult) {
return zeroBasedFirstResult; return zeroBasedFirstResult;
} }
//
// private static boolean hasDistinct(String sql) {
// return sql.toLowerCase().indexOf("select distinct")>=0;
// }
public String getForUpdateString() { public String getForUpdateString() {
return " for read only with rs"; return " for read only with rs";
@ -317,7 +281,7 @@ public String getLimitString(String sql, int offset, int limit) {
public String getSelectClauseNullString(int sqlType) { public String getSelectClauseNullString(int sqlType) {
String literal; String literal;
switch(sqlType) { switch ( sqlType ) {
case Types.VARCHAR: case Types.VARCHAR:
case Types.CHAR: case Types.CHAR:
literal = "'x'"; literal = "'x'";
@ -338,10 +302,22 @@ public String getLimitString(String sql, int offset, int limit) {
} }
public static void main(String[] args) { public static void main(String[] args) {
System.out.println( new DB2Dialect().getLimitString("/*foo*/ select * from foos", true) ); System.out.println( new DB2Dialect().getLimitString( "/*foo*/ select * from foos", true ) );
System.out.println( new DB2Dialect().getLimitString("/*foo*/ select distinct * from foos", true) ); System.out.println( new DB2Dialect().getLimitString( "/*foo*/ select distinct * from foos", true ) );
System.out.println( new DB2Dialect().getLimitString("/*foo*/ select * from foos foo order by foo.bar, foo.baz", true) ); System.out
System.out.println( new DB2Dialect().getLimitString("/*foo*/ select distinct * from foos foo order by foo.bar, foo.baz", true) ); .println(
new DB2Dialect().getLimitString(
"/*foo*/ select * from foos foo order by foo.bar, foo.baz",
true
)
);
System.out
.println(
new DB2Dialect().getLimitString(
"/*foo*/ select distinct * from foos foo order by foo.bar, foo.baz",
true
)
);
} }
public boolean supportsUnionAll() { public boolean supportsUnionAll() {
@ -355,8 +331,8 @@ public String getLimitString(String sql, int offset, int limit) {
public ResultSet getResultSet(CallableStatement ps) throws SQLException { public ResultSet getResultSet(CallableStatement ps) throws SQLException {
boolean isResultSet = ps.execute(); boolean isResultSet = ps.execute();
// This assumes you will want to ignore any update counts // This assumes you will want to ignore any update counts
while (!isResultSet && ps.getUpdateCount() != -1) { while ( !isResultSet && ps.getUpdateCount() != -1 ) {
isResultSet = ps.getMoreResults(); isResultSet = ps.getMoreResults();
} }
ResultSet rs = ps.getResultSet(); ResultSet rs = ps.getResultSet();
// You may still have other ResultSets or update counts left to process here // You may still have other ResultSets or update counts left to process here
@ -381,7 +357,7 @@ public String getLimitString(String sql, int offset, int limit) {
} }
public String generateTemporaryTableName(String baseTableName) { public String generateTemporaryTableName(String baseTableName) {
return "session." + super.generateTemporaryTableName(baseTableName); return "session." + super.generateTemporaryTableName( baseTableName );
} }
public boolean supportsCurrentTimestampSelection() { public boolean supportsCurrentTimestampSelection() {