HHH-4946 org.hibernate.test.legacy.FooBarTests testLimit failure with Ingres

git-svn-id: https://svn.jboss.org/repos/hibernate/core/trunk@18999 1b8cb986-b30d-0410-93ca-fae66ebed9b2
This commit is contained in:
Strong Liu 2010-03-15 12:49:58 +00:00
parent c937d0a393
commit e0694c871b
1 changed files with 19 additions and 7 deletions

View File

@ -3,6 +3,7 @@ package org.hibernate.dialect;
import java.sql.Types; import java.sql.Types;
import org.hibernate.Hibernate; import org.hibernate.Hibernate;
import org.hibernate.cfg.Environment;
import org.hibernate.dialect.function.NoArgSQLFunction; import org.hibernate.dialect.function.NoArgSQLFunction;
/** /**
@ -41,7 +42,6 @@ public class Ingres9Dialect extends IngresDialect {
*/ */
protected void registerDateTimeColumnTypes() { protected void registerDateTimeColumnTypes() {
registerColumnType(Types.DATE, "ansidate"); registerColumnType(Types.DATE, "ansidate");
//registerColumnType(Types.TIME, "time with time zone");
registerColumnType(Types.TIMESTAMP, "timestamp(9) with time zone"); registerColumnType(Types.TIMESTAMP, "timestamp(9) with time zone");
} }
@ -126,7 +126,7 @@ public class Ingres9Dialect extends IngresDialect {
} }
/** /**
* Retrieve the command used to retrieve the current timestamp from the * Retrieve the command used to retrieve the current timestammp from the
* database. * database.
* *
* @return The command. * @return The command.
@ -189,7 +189,7 @@ public class Ingres9Dialect extends IngresDialect {
} }
/** /**
* Does this dialect support bind variables (i.e., prepared statement * Does this dialect support bind variables (i.e., prepared statememnt
* parameters) for its limit/offset? * parameters) for its limit/offset?
* *
* @return false * @return false
@ -198,18 +198,30 @@ public class Ingres9Dialect extends IngresDialect {
return false; return false;
} }
/**
* Does the <tt>LIMIT</tt> clause take a "maximum" row number instead
* of a total number of returned rows?
*/
public boolean useMaxForLimit() {
return false;
}
/** /**
* Add a <tt>LIMIT</tt> clause to the given SQL <tt>SELECT</tt> * Add a <tt>LIMIT</tt> clause to the given SQL <tt>SELECT</tt>
* *
* @return the modified SQL * @return the modified SQL
*/ */
public String getLimitString(String querySelect, int offset, int limit) { public String getLimitString(String querySelect, int offset, int limit) {
StringBuffer sb = new StringBuffer(querySelect.length() + 16); StringBuffer soff = new StringBuffer(" offset " + offset);
sb.append(querySelect.trim()).insert(6, " first " + limit); StringBuffer slim = new StringBuffer(" fetch first " + limit + " rows only");
StringBuffer sb = new StringBuffer(querySelect.length() +
soff.length() + slim.length()).append(querySelect);
if (offset > 0) { if (offset > 0) {
sb.append(" offset " + offset); sb.append(soff);
}
if (limit > 0) {
sb.append(slim);
} }
return sb.toString(); return sb.toString();
} }
} }