org.apache.metamodel.schema.Table类的使用及代码示例

x33g5p2x  于2022-01-30 转载在 其他  
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本文整理了Java中org.apache.metamodel.schema.Table类的一些代码示例,展示了Table类的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台,是从一些精选项目中提取出来的代码,具有较强的参考意义,能在一定程度帮忙到你。Table类的具体详情如下:
包路径:org.apache.metamodel.schema.Table
类名称:Table

Table介绍

[英]Represents a table and it's metadata description. Tables reside within a schema and contains columns and relationships to other tables.
[中]表示表及其元数据描述。表位于架构中,包含列以及与其他表的关系。

代码示例

代码示例来源:origin: datacleaner/DataCleaner

private static String getTablePostFix(final Table table) {
  final String postFix;
  final Schema schema = table.getSchema();
  if (schema == null) {
    postFix = "." + table.getName();
  } else {
    postFix = "." + schema.getName() + "." + table.getName();
  }
  return postFix;
}

代码示例来源:origin: apache/metamodel

@Override
public List<Column> getColumns() {
  return aliasedTable.getColumns();
}

代码示例来源:origin: org.apache.metamodel/MetaModel-core

@Override
public FilterBuilder<RowUpdationBuilder> where(String columnName) {
  Column column = _table.getColumnByName(columnName);
  if (column == null) {
    throw new IllegalArgumentException("No such column: " + columnName);
  }
  return where(column);
}

代码示例来源:origin: org.apache.metamodel/MetaModel-core

protected ImmutableTable(Table table, ImmutableSchema schema) {
  this(table.getName(), table.getType(), schema, table.getRemarks(),
      table.getQuote());
  List<Column> origColumns = table.getColumns();
  for (Column column : origColumns) {
    columns.add(new ImmutableColumn(column, this));
  }
}

代码示例来源:origin: org.apache.metamodel/MetaModel-jdbc

public Schema toSerializableForm() {
  for (Table table : getTables()) {
    table.getColumns();
    table.getIndexedColumns();
    table.getPrimaryKeys();
  }
  loadRelations();
  return this;
}

代码示例来源:origin: datacleaner/DataCleaner

@Override
  protected String getBannerTitle() {
    return "Save " + _table.getName() + "\nas Excel spreadsheet file";
  }
};

代码示例来源:origin: org.apache.metamodel/MetaModel-jdbc

private void loadIndexes(Table table, DatabaseMetaData metaData) throws MetaModelException {
  Schema schema = table.getSchema();
  // Ticket #170: IndexInfo is nice-to-have, not need-to-have, so
  // we will do a nice failover on SQLExceptions
  try (ResultSet rs = metaData.getIndexInfo(getCatalogName(schema), getJdbcSchemaName(schema), table.getName(),
      false, true)) {
    while (rs.next()) {
      String columnName = rs.getString(9);
      if (columnName != null) {
        MutableColumn column = (MutableColumn) table.getColumnByName(columnName);
        if (column != null) {
          column.setIndexed(true);
        } else {
          logger.error("Indexed column \"{}\" could not be found in table: {}", columnName, table);
        }
      }
    }
  } catch (SQLException e) {
    throw JdbcUtils.wrapException(e, "retrieve index information for " + table.getName(), JdbcActionType.METADATA);
  }
}

代码示例来源:origin: org.eobjects.analyzerbeans/AnalyzerBeans-core

Column[] primaryKeyColumns = _table.getPrimaryKeys();
if (primaryKeyColumns == null || primaryKeyColumns.length == 0) {
  logger.info("No primary keys defined for table {}, not pre-selecting primary keys", _table.getName());
  return;

代码示例来源:origin: datacleaner/DataCleaner

private SimpleTableDef createTableDef(final Table table) {
  final int columnCount = table.getColumnCount();
  final String[] names = new String[columnCount];
  final ColumnType[] types = new ColumnType[columnCount];
  for (int i = 0; i < columnCount; i++) {
    names[i] = table.getColumn(i).getName();
    types[i] = table.getColumn(i).getType();
  }
  return new SimpleTableDef(table.getName(), names, types);
}

代码示例来源:origin: apache/metamodel

protected boolean isMainSchemaTable(Table table) {
  Schema schema = table.getSchema();
  if (INFORMATION_SCHEMA_NAME.equals(schema.getName())) {
    return false;
  } else {
    return true;
  }
}

代码示例来源:origin: datacleaner/DataCleaner

@Override
protected void writeHeader(final Writer writer) throws IOException {
  final List<String> headers = new ArrayList<>(table.getColumnNames());
  if (!_isColumnToBeSortedOnPresentInInput) {
    headers.remove(columnToBeSortedOn.getName());
  }
  final String[] columnNames = headers.toArray(new String[0]);
  final String line = csvWriter.buildLine(columnNames);
  writer.write(line);
}

代码示例来源:origin: org.eobjects.analyzerbeans/AnalyzerBeans-core

@Override
public TableMetadata getTableMetadata(Table table) {
  if (table == null) {
    return null;
  }
  final String tableName = table.getName();
  return getTableMetadataByName(tableName);
}

代码示例来源:origin: apache/metamodel

protected ImmutableTable(Table table, ImmutableSchema schema) {
  this(table.getName(), table.getType(), schema, table.getRemarks(),
      table.getQuote());
  List<Column> origColumns = table.getColumns();
  for (Column column : origColumns) {
    columns.add(new ImmutableColumn(column, this));
  }
}

代码示例来源:origin: apache/metamodel

private void loadIndexes(Table table, DatabaseMetaData metaData) throws MetaModelException {
  Schema schema = table.getSchema();
  // Ticket #170: IndexInfo is nice-to-have, not need-to-have, so
  // we will do a nice failover on SQLExceptions
  try (ResultSet rs = metaData.getIndexInfo(getCatalogName(schema), getJdbcSchemaName(schema), table.getName(),
      false, true)) {
    while (rs.next()) {
      String columnName = rs.getString(9);
      if (columnName != null) {
        MutableColumn column = (MutableColumn) table.getColumnByName(columnName);
        if (column != null) {
          column.setIndexed(true);
        } else {
          logger.error("Indexed column \"{}\" could not be found in table: {}", columnName, table);
        }
      }
    }
  } catch (SQLException e) {
    throw JdbcUtils.wrapException(e, "retrieve index information for " + table.getName(), JdbcActionType.METADATA);
  }
}

代码示例来源:origin: datacleaner/DataCleaner

/**
 * Inspects the row processed tables primary keys. If all primary keys are
 * in the source columns of the AnalysisJob, they will be added to the
 * physically queried columns.
 *
 * Adding the primary keys to the query is a trade-off: It helps a lot in
 * making eg. annotated rows referenceable to the source table, but it may
 * also potentially make the job heavier to execute since a lot of (unique)
 * values will be retrieved.
 */
public void addPrimaryKeysIfSourced() {
  final List<Column> primaryKeyColumns = getTable().getPrimaryKeys();
  if (primaryKeyColumns == null || primaryKeyColumns.isEmpty()) {
    logger.info("No primary keys defined for table {}, not pre-selecting primary keys", getTable().getName());
    return;
  }
  final Collection<InputColumn<?>> sourceInputColumns = getAnalysisJob().getSourceColumns();
  final List<Column> sourceColumns = CollectionUtils.map(sourceInputColumns, InputColumn::getPhysicalColumn);
  for (final Column primaryKeyColumn : primaryKeyColumns) {
    if (!sourceColumns.contains(primaryKeyColumn)) {
      logger.info("Primary key column {} not added to source columns, not pre-selecting primary keys");
      return;
    }
  }
  addPhysicalColumns(primaryKeyColumns);
}

代码示例来源:origin: org.apache.metamodel/MetaModel-core

protected boolean isMainSchemaTable(Table table) {
  Schema schema = table.getSchema();
  if (INFORMATION_SCHEMA_NAME.equals(schema.getName())) {
    return false;
  } else {
    return true;
  }
}

代码示例来源:origin: apache/metamodel

public Schema toSerializableForm() {
  for (Table table : getTables()) {
    table.getColumns();
    table.getIndexedColumns();
    table.getPrimaryKeys();
  }
  loadRelations();
  return this;
}

代码示例来源:origin: datacleaner/DataCleaner

@Override
protected void writeHeader(final ExcelDataContextWriter writer) throws IOException {
  final List<String> headers = new ArrayList<>(table.getColumnNames());
  if (!isColumnToBeSortedOnPresentInInput) {
    headers.remove(columnToBeSortedOn.getName());
  }
  writer.createTable(headers);
}

代码示例来源:origin: org.apache.metamodel/MetaModel-core

public DropTable(Table table) {
  this(table.getSchema().getName(), table.getName());
}

代码示例来源:origin: datacleaner/DataCleaner

@Override
  public String toString() {
    return getTable().getName();
  }
}

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