| Package | Description |
|---|---|
| org.apache.tajo.storage |
| Modifier and Type | Interface and Description |
|---|---|
interface |
SeekableScanner |
| Modifier and Type | Class and Description |
|---|---|
class |
AbstractScanner
It's a dummy class to avoid subclass to implement all methods.
|
class |
MergeScanner |
class |
NullScanner |
| Modifier and Type | Field and Description |
|---|---|
protected static Map<String,Class<? extends Scanner>> |
OldStorageManager.SCANNER_HANDLER_CACHE
Cache of scanner handlers for each storage type.
|
| Modifier and Type | Method and Description |
|---|---|
Scanner |
Tablespace.getScanner(TableMeta meta,
Schema schema,
Fragment fragment,
Schema target)
Returns Scanner instance.
|
| Modifier and Type | Method and Description |
|---|---|
Class<? extends Scanner> |
Tablespace.getScannerClass(String dataFormat)
Return the Scanner class for the DataFormat that is defined in storage-default.xml.
|
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