/**
* Returns ColumnSchema from TableSchema by column name.
*
* @param columnName column name
* @return ColumnSchema
*/
private ColumnSchema getColumnSchema(String columnName) {
TableSchema tableSchema = getTableSchema();
if (tableSchema == null) {
String message =
TableSchemaNotFoundException.createMessage(tableDesc.name(), dbSchema.name());
throw new TableSchemaNotFoundException(message);
}
ColumnSchema columnSchema = tableSchema.getColumnSchema(columnName);
if (columnSchema == null) {
String message = ColumnSchemaNotFoundException.createMessage(columnName, tableSchema.name());
throw new ColumnSchemaNotFoundException(message);
}
return columnSchema;
}
@Override
public String toString() {
TableSchema schema = (TableSchema) getTableSchema();
String tableName = schema.name();
return toStringHelper(this).add("tableName", tableName).add("row", row).toString();
}
/**
* Return TableUpdate.
*
* @param table the TableSchema of TableUpdates
* @return TableUpdate
*/
public TableUpdate tableUpdate(TableSchema table) {
return this.result.get(table.name());
}
