Beispiel #1
0
  public String sqlCreateString(
      Dialect dialect, Mapping p, String defaultCatalog, String defaultSchema) {
    StringBuilder buf =
        new StringBuilder(
                hasPrimaryKey()
                    ? dialect.getCreateTableString()
                    : dialect.getCreateMultisetTableString())
            .append(' ')
            .append(getQualifiedName(dialect, defaultCatalog, defaultSchema))
            .append(" (");

    boolean identityColumn =
        idValue != null && idValue.isIdentityColumn(p.getIdentifierGeneratorFactory(), dialect);

    // Try to find out the name of the primary key to create it as identity if the IdentityGenerator
    // is used
    String pkname = null;
    if (hasPrimaryKey() && identityColumn) {
      pkname = ((Column) getPrimaryKey().getColumnIterator().next()).getQuotedName(dialect);
    }

    Iterator iter = getColumnIterator();
    while (iter.hasNext()) {
      Column col = (Column) iter.next();

      buf.append(col.getQuotedName(dialect)).append(' ');

      if (identityColumn && col.getQuotedName(dialect).equals(pkname)) {
        // to support dialects that have their own identity data type
        if (dialect.getIdentityColumnSupport().hasDataTypeInIdentityColumn()) {
          buf.append(col.getSqlType(dialect, p));
        }
        buf.append(' ')
            .append(
                dialect.getIdentityColumnSupport().getIdentityColumnString(col.getSqlTypeCode(p)));
      } else {

        buf.append(col.getSqlType(dialect, p));

        String defaultValue = col.getDefaultValue();
        if (defaultValue != null) {
          buf.append(" default ").append(defaultValue);
        }

        if (col.isNullable()) {
          buf.append(dialect.getNullColumnString());
        } else {
          buf.append(" not null");
        }
      }

      if (col.isUnique()) {
        String keyName = Constraint.generateName("UK_", this, col);
        UniqueKey uk = getOrCreateUniqueKey(keyName);
        uk.addColumn(col);
        buf.append(dialect.getUniqueDelegate().getColumnDefinitionUniquenessFragment(col));
      }

      if (col.hasCheckConstraint() && dialect.supportsColumnCheck()) {
        buf.append(" check (").append(col.getCheckConstraint()).append(")");
      }

      String columnComment = col.getComment();
      if (columnComment != null) {
        buf.append(dialect.getColumnComment(columnComment));
      }

      if (iter.hasNext()) {
        buf.append(", ");
      }
    }
    if (hasPrimaryKey()) {
      buf.append(", ").append(getPrimaryKey().sqlConstraintString(dialect));
    }

    buf.append(dialect.getUniqueDelegate().getTableCreationUniqueConstraintsFragment(this));

    if (dialect.supportsTableCheck()) {
      for (String checkConstraint : checkConstraints) {
        buf.append(", check (").append(checkConstraint).append(')');
      }
    }

    buf.append(')');

    if (comment != null) {
      buf.append(dialect.getTableComment(comment));
    }

    return buf.append(dialect.getTableTypeString()).toString();
  }
Beispiel #2
0
  public String sqlCreateString(
      Dialect dialect, Mapping p, String defaultCatalog, String defaultSchema)
      throws HibernateException {
    StringBuffer buf =
        new StringBuffer("create table ")
            .append(getQualifiedName(dialect, defaultCatalog, defaultSchema))
            .append(" (");

    boolean identityColumn = idValue != null && idValue.isIdentityColumn(dialect);

    // Try to find out the name of the primary key to create it as identity if the IdentityGenerator
    // is used
    String pkname = null;
    if (hasPrimaryKey() && identityColumn) {
      pkname = ((Column) getPrimaryKey().getColumnIterator().next()).getQuotedName(dialect);
    }

    Iterator iter = getColumnIterator();
    while (iter.hasNext()) {
      Column col = (Column) iter.next();

      buf.append(col.getQuotedName(dialect)).append(' ');

      if (identityColumn && col.getQuotedName(dialect).equals(pkname)) {
        // to support dialects that have their own identity data type
        if (dialect.hasDataTypeInIdentityColumn()) {
          buf.append(col.getSqlType(dialect, p));
        }
        buf.append(' ').append(dialect.getIdentityColumnString(col.getSqlTypeCode(p)));
      } else {

        buf.append(col.getSqlType(dialect, p));

        String defaultValue = col.getDefaultValue();
        if (defaultValue != null) {
          buf.append(" default ").append(defaultValue);
        }

        if (col.isNullable()) {
          buf.append(dialect.getNullColumnString());
        } else {
          buf.append(" not null");
        }
      }

      boolean useUniqueConstraint =
          col.isUnique() && (!col.isNullable() || dialect.supportsNotNullUnique());
      if (useUniqueConstraint) {
        if (dialect.supportsUnique()) {
          buf.append(" unique");
        } else {
          UniqueKey uk = getOrCreateUniqueKey(col.getQuotedName(dialect) + '_');
          uk.addColumn(col);
        }
      }

      if (col.hasCheckConstraint() && dialect.supportsColumnCheck()) {
        buf.append(" check (").append(col.getCheckConstraint()).append(")");
      }

      String columnComment = col.getComment();
      if (columnComment != null) {
        buf.append(dialect.getColumnComment(columnComment));
      }

      if (iter.hasNext()) buf.append(", ");
    }
    if (hasPrimaryKey()) {
      buf.append(", ").append(getPrimaryKey().sqlConstraintString(dialect));
    }

    if (dialect.supportsUniqueConstraintInCreateAlterTable()) {
      Iterator ukiter = getUniqueKeyIterator();
      while (ukiter.hasNext()) {
        UniqueKey uk = (UniqueKey) ukiter.next();
        buf.append(", ").append(uk.sqlConstraintString(dialect));
      }
    }
    /*Iterator idxiter = getIndexIterator();
    while ( idxiter.hasNext() ) {
    	Index idx = (Index) idxiter.next();
    	buf.append(',').append( idx.sqlConstraintString(dialect) );
    }*/

    if (dialect.supportsTableCheck()) {
      Iterator chiter = checkConstraints.iterator();
      while (chiter.hasNext()) {
        buf.append(", check (").append(chiter.next()).append(')');
      }
    }

    buf.append(')');

    if (comment != null) buf.append(dialect.getTableComment(comment));

    return buf.append(dialect.getTableTypeString()).toString();
  }
Beispiel #3
0
  public Iterator sqlAlterStrings(
      Dialect dialect,
      Mapping p,
      TableInformation tableInfo,
      String defaultCatalog,
      String defaultSchema)
      throws HibernateException {

    StringBuilder root =
        new StringBuilder("alter table ")
            .append(getQualifiedName(dialect, defaultCatalog, defaultSchema))
            .append(' ')
            .append(dialect.getAddColumnString());

    Iterator iter = getColumnIterator();
    List results = new ArrayList();

    while (iter.hasNext()) {
      final Column column = (Column) iter.next();
      final ColumnInformation columnInfo =
          tableInfo.getColumn(Identifier.toIdentifier(column.getName(), column.isQuoted()));

      if (columnInfo == null) {
        // the column doesnt exist at all.
        StringBuilder alter =
            new StringBuilder(root.toString())
                .append(' ')
                .append(column.getQuotedName(dialect))
                .append(' ')
                .append(column.getSqlType(dialect, p));

        String defaultValue = column.getDefaultValue();
        if (defaultValue != null) {
          alter.append(" default ").append(defaultValue);
        }

        if (column.isNullable()) {
          alter.append(dialect.getNullColumnString());
        } else {
          alter.append(" not null");
        }

        if (column.isUnique()) {
          String keyName = Constraint.generateName("UK_", this, column);
          UniqueKey uk = getOrCreateUniqueKey(keyName);
          uk.addColumn(column);
          alter.append(dialect.getUniqueDelegate().getColumnDefinitionUniquenessFragment(column));
        }

        if (column.hasCheckConstraint() && dialect.supportsColumnCheck()) {
          alter.append(" check(").append(column.getCheckConstraint()).append(")");
        }

        String columnComment = column.getComment();
        if (columnComment != null) {
          alter.append(dialect.getColumnComment(columnComment));
        }

        alter.append(dialect.getAddColumnSuffixString());

        results.add(alter.toString());
      }
    }

    if (results.isEmpty()) {
      Logger.getLogger(SchemaUpdate.class)
          .debugf("No alter strings for table : %s", getQuotedName());
    }

    return results.iterator();
  }