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

  1. private static String getTablePostFix(final Table table) {
  2.   final String postFix;
  3.   final Schema schema = table.getSchema();
  4.   if (schema == null) {
  5.     postFix = "." + table.getName();
  6.   } else {
  7.     postFix = "." + schema.getName() + "." + table.getName();
  8.   }
  9.   return postFix;
  10. }

代码示例来源：origin: apache/metamodel

  1. @Override
  2. public List<Column> getColumns() {
  3.   return aliasedTable.getColumns();
  4. }

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

  1. @Override
  2. public FilterBuilder<RowUpdationBuilder> where(String columnName) {
  3.   Column column = _table.getColumnByName(columnName);
  4.   if (column == null) {
  5.     throw new IllegalArgumentException("No such column: " + columnName);
  6.   }
  7.   return where(column);
  8. }

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

  1. protected ImmutableTable(Table table, ImmutableSchema schema) {
  2.   this(table.getName(), table.getType(), schema, table.getRemarks(),
  3.       table.getQuote());
  4.   List<Column> origColumns = table.getColumns();
  5.   for (Column column : origColumns) {
  6.     columns.add(new ImmutableColumn(column, this));
  7.   }
  8. }

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

  1. public Schema toSerializableForm() {
  2.   for (Table table : getTables()) {
  3.     table.getColumns();
  4.     table.getIndexedColumns();
  5.     table.getPrimaryKeys();
  6.   }
  7.   loadRelations();
  8.   return this;
  9. }

代码示例来源：origin: datacleaner/DataCleaner

  1. @Override
  2.   protected String getBannerTitle() {
  3.     return "Save " + _table.getName() + "\nas Excel spreadsheet file";
  4.   }
  5. };

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

  1. private void loadIndexes(Table table, DatabaseMetaData metaData) throws MetaModelException {
  2.   Schema schema = table.getSchema();
  3.   // Ticket #170: IndexInfo is nice-to-have, not need-to-have, so
  4.   // we will do a nice failover on SQLExceptions
  5.   try (ResultSet rs = metaData.getIndexInfo(getCatalogName(schema), getJdbcSchemaName(schema), table.getName(),
  6.       false, true)) {
  7.     while (rs.next()) {
  8.       String columnName = rs.getString(9);
  9.       if (columnName != null) {
  10.         MutableColumn column = (MutableColumn) table.getColumnByName(columnName);
  11.         if (column != null) {
  12.           column.setIndexed(true);
  13.         } else {
  14.           logger.error("Indexed column \"{}\" could not be found in table: {}", columnName, table);
  15.         }
  16.       }
  17.     }
  18.   } catch (SQLException e) {
  19.     throw JdbcUtils.wrapException(e, "retrieve index information for " + table.getName(), JdbcActionType.METADATA);
  20.   }
  21. }

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

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

代码示例来源：origin: datacleaner/DataCleaner

  1. private SimpleTableDef createTableDef(final Table table) {
  2.   final int columnCount = table.getColumnCount();
  3.   final String[] names = new String[columnCount];
  4.   final ColumnType[] types = new ColumnType[columnCount];
  5.   for (int i = 0; i < columnCount; i++) {
  6.     names[i] = table.getColumn(i).getName();
  7.     types[i] = table.getColumn(i).getType();
  8.   }
  9.   return new SimpleTableDef(table.getName(), names, types);
  10. }

代码示例来源：origin: apache/metamodel

  1. protected boolean isMainSchemaTable(Table table) {
  2.   Schema schema = table.getSchema();
  3.   if (INFORMATION_SCHEMA_NAME.equals(schema.getName())) {
  4.     return false;
  5.   } else {
  6.     return true;
  7.   }
  8. }

代码示例来源：origin: datacleaner/DataCleaner

  1. @Override
  2. protected void writeHeader(final Writer writer) throws IOException {
  3.   final List<String> headers = new ArrayList<>(table.getColumnNames());
  4.   if (!_isColumnToBeSortedOnPresentInInput) {
  5.     headers.remove(columnToBeSortedOn.getName());
  6.   }
  7.   final String[] columnNames = headers.toArray(new String[0]);
  8.   final String line = csvWriter.buildLine(columnNames);
  9.   writer.write(line);
  10. }

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

  1. @Override
  2. public TableMetadata getTableMetadata(Table table) {
  3.   if (table == null) {
  4.     return null;
  5.   }
  6.   final String tableName = table.getName();
  7.   return getTableMetadataByName(tableName);
  8. }

代码示例来源：origin: apache/metamodel

  1. protected ImmutableTable(Table table, ImmutableSchema schema) {
  2.   this(table.getName(), table.getType(), schema, table.getRemarks(),
  3.       table.getQuote());
  4.   List<Column> origColumns = table.getColumns();
  5.   for (Column column : origColumns) {
  6.     columns.add(new ImmutableColumn(column, this));
  7.   }
  8. }

代码示例来源：origin: apache/metamodel

  1. private void loadIndexes(Table table, DatabaseMetaData metaData) throws MetaModelException {
  2.   Schema schema = table.getSchema();
  3.   // Ticket #170: IndexInfo is nice-to-have, not need-to-have, so
  4.   // we will do a nice failover on SQLExceptions
  5.   try (ResultSet rs = metaData.getIndexInfo(getCatalogName(schema), getJdbcSchemaName(schema), table.getName(),
  6.       false, true)) {
  7.     while (rs.next()) {
  8.       String columnName = rs.getString(9);
  9.       if (columnName != null) {
  10.         MutableColumn column = (MutableColumn) table.getColumnByName(columnName);
  11.         if (column != null) {
  12.           column.setIndexed(true);
  13.         } else {
  14.           logger.error("Indexed column \"{}\" could not be found in table: {}", columnName, table);
  15.         }
  16.       }
  17.     }
  18.   } catch (SQLException e) {
  19.     throw JdbcUtils.wrapException(e, "retrieve index information for " + table.getName(), JdbcActionType.METADATA);
  20.   }
  21. }

代码示例来源：origin: datacleaner/DataCleaner

  1. /**
  2.  * Inspects the row processed tables primary keys. If all primary keys are
  3.  * in the source columns of the AnalysisJob, they will be added to the
  4.  * physically queried columns.
  5.  *
  6.  * Adding the primary keys to the query is a trade-off: It helps a lot in
  7.  * making eg. annotated rows referenceable to the source table, but it may
  8.  * also potentially make the job heavier to execute since a lot of (unique)
  9.  * values will be retrieved.
  10.  */
  11. public void addPrimaryKeysIfSourced() {
  12.   final List<Column> primaryKeyColumns = getTable().getPrimaryKeys();
  13.   if (primaryKeyColumns == null || primaryKeyColumns.isEmpty()) {
  14.     logger.info("No primary keys defined for table {}, not pre-selecting primary keys", getTable().getName());
  15.     return;
  16.   }
  17.   final Collection<InputColumn<?>> sourceInputColumns = getAnalysisJob().getSourceColumns();
  18.   final List<Column> sourceColumns = CollectionUtils.map(sourceInputColumns, InputColumn::getPhysicalColumn);
  19.   for (final Column primaryKeyColumn : primaryKeyColumns) {
  20.     if (!sourceColumns.contains(primaryKeyColumn)) {
  21.       logger.info("Primary key column {} not added to source columns, not pre-selecting primary keys");
  22.       return;
  23.     }
  24.   }
  25.   addPhysicalColumns(primaryKeyColumns);
  26. }

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

  1. protected boolean isMainSchemaTable(Table table) {
  2.   Schema schema = table.getSchema();
  3.   if (INFORMATION_SCHEMA_NAME.equals(schema.getName())) {
  4.     return false;
  5.   } else {
  6.     return true;
  7.   }
  8. }

代码示例来源：origin: apache/metamodel

  1. public Schema toSerializableForm() {
  2.   for (Table table : getTables()) {
  3.     table.getColumns();
  4.     table.getIndexedColumns();
  5.     table.getPrimaryKeys();
  6.   }
  7.   loadRelations();
  8.   return this;
  9. }

代码示例来源：origin: datacleaner/DataCleaner

  1. @Override
  2. protected void writeHeader(final ExcelDataContextWriter writer) throws IOException {
  3.   final List<String> headers = new ArrayList<>(table.getColumnNames());
  4.   if (!isColumnToBeSortedOnPresentInInput) {
  5.     headers.remove(columnToBeSortedOn.getName());
  6.   }
  7.   writer.createTable(headers);
  8. }

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

  1. public DropTable(Table table) {
  2.   this(table.getSchema().getName(), table.getName());
  3. }

代码示例来源：origin: datacleaner/DataCleaner

  1. @Override
  2.   public String toString() {
  3.     return getTable().getName();
  4.   }
  5. }

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