public class FilterByValueRequest extends Object implements org.apache.avro.generic.IndexedRecord
GPUdb.filterByValue
.
Calculates which objects from a table has a particular value for a particular column. The input parameters provide a way to specify either a String or a Double valued column and a desired value for the column on which the filter is performed. The operation is synchronous, meaning that a response will not be returned until all the objects are fully available. The response payload provides the count of the resulting set. A new result view which satisfies the input filter restriction specification is also created with a view name passed in as part of the input payload. Although this functionality can also be accomplished with the standard filter function, it is more efficient.
Modifier and Type | Class and Description |
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static class |
FilterByValueRequest.Options
A set of string constants for the
FilterByValueRequest parameter
options . |
Constructor and Description |
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FilterByValueRequest()
Constructs a FilterByValueRequest object with default parameters.
|
FilterByValueRequest(String tableName,
String viewName,
boolean isString,
double value,
String valueStr,
String columnName,
Map<String,String> options)
Constructs a FilterByValueRequest object with the specified parameters.
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Modifier and Type | Method and Description | ||
---|---|---|---|
boolean |
equals(Object obj) |
||
Object |
get(int index)
This method supports the Avro framework and is not intended to be called
directly by the user.
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static org.apache.avro.Schema |
getClassSchema()
This method supports the Avro framework and is not intended to be called
directly by the user.
|
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String |
getColumnName()
Name of a column on which the filter by value would be applied.
|
||
boolean |
getIsString()
Indicates whether the value being searched for is string or numeric.
|
||
Map<String,String> |
getOptions()
Optional parameters.
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org.apache.avro.Schema |
getSchema()
This method supports the Avro framework and is not intended to be called
directly by the user.
|
||
String |
getTableName()
Name of an existing table on which to perform the calculation, in
[schema_name.]table_name format, using standard
double getValue()
The value to search for.
| ||
String |
getValueStr()
The string value to search for.
|
||
String |
getViewName()
If provided, then this will be the name of the view containing the
results, in [schema_name.]view_name format, using standard
int hashCode() | ||
void |
put(int index,
Object value)
This method supports the Avro framework and is not intended to be called
directly by the user.
|
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FilterByValueRequest |
setColumnName(String columnName)
Name of a column on which the filter by value would be applied.
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FilterByValueRequest |
setIsString(boolean isString)
Indicates whether the value being searched for is string or numeric.
|
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FilterByValueRequest |
setOptions(Map<String,String> options)
Optional parameters.
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FilterByValueRequest |
setTableName(String tableName)
Name of an existing table on which to perform the calculation, in
[schema_name.]table_name format, using standard
FilterByValueRequest setValue(double value)
The value to search for.
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FilterByValueRequest |
setValueStr(String valueStr)
The string value to search for.
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FilterByValueRequest |
setViewName(String viewName)
|
public FilterByValueRequest()
public FilterByValueRequest(String tableName, String viewName, boolean isString, double value, String valueStr, String columnName, Map<String,String> options)
tableName
- Name of an existing table on which to perform the
calculation, in [schema_name.]table_name format, using
standard name resolution rules.viewName
- If provided, then this will be the name of the view
containing the results, in [schema_name.]view_name
format, using standard name resolution rules and meeting table naming criteria. Must not be
an already existing table or view. The default value is
''.isString
- Indicates whether the value being searched for is
string or numeric.value
- The value to search for. The default value is 0.valueStr
- The string value to search for. The default value is
''.columnName
- Name of a column on which the filter by value would
be applied.options
- Optional parameters.
CREATE_TEMP_TABLE
: If TRUE
, a unique temporary table name will be
generated in the sys_temp schema and used in
place of viewName
. This is always
allowed even if the caller does not have
permission to create tables. The generated name
is returned in QUALIFIED_VIEW_NAME
.
Supported values:
The default value is FALSE
.
COLLECTION_NAME
:
[DEPRECATED--please specify the containing
schema for the view as part of viewName
and use GPUdb.createSchema
to create the schema if
non-existent] Name of a schema for the newly
created view. If the schema is non-existent, it
will be automatically created.
Map
.public static org.apache.avro.Schema getClassSchema()
public String getTableName()
tableName
.public FilterByValueRequest setTableName(String tableName)
tableName
- The new value for tableName
.this
to mimic the builder pattern.public String getViewName()
viewName
.public FilterByValueRequest setViewName(String viewName)
viewName
- The new value for viewName
.this
to mimic the builder pattern.public boolean getIsString()
isString
.public FilterByValueRequest setIsString(boolean isString)
isString
- The new value for isString
.this
to mimic the builder pattern.public double getValue()
value
.public FilterByValueRequest setValue(double value)
value
- The new value for value
.this
to mimic the builder pattern.public String getValueStr()
valueStr
.public FilterByValueRequest setValueStr(String valueStr)
valueStr
- The new value for valueStr
.this
to mimic the builder pattern.public String getColumnName()
columnName
.public FilterByValueRequest setColumnName(String columnName)
columnName
- The new value for columnName
.this
to mimic the builder pattern.public Map<String,String> getOptions()
CREATE_TEMP_TABLE
: If TRUE
, a unique temporary table name will be
generated in the sys_temp schema and used in place of viewName
. This is always allowed even if the
caller does not have permission to create tables. The generated
name is returned in QUALIFIED_VIEW_NAME
.
Supported values:
The default value is FALSE
.
COLLECTION_NAME
:
[DEPRECATED--please specify the containing schema for the view
as part of viewName
and use GPUdb.createSchema
to create the schema if non-existent] Name
of a schema for the newly created view. If the schema is
non-existent, it will be automatically created.
Map
.options
.public FilterByValueRequest setOptions(Map<String,String> options)
CREATE_TEMP_TABLE
: If TRUE
, a unique temporary table name will be
generated in the sys_temp schema and used in place of viewName
. This is always allowed even if the
caller does not have permission to create tables. The generated
name is returned in QUALIFIED_VIEW_NAME
.
Supported values:
The default value is FALSE
.
COLLECTION_NAME
:
[DEPRECATED--please specify the containing schema for the view
as part of viewName
and use GPUdb.createSchema
to create the schema if non-existent] Name
of a schema for the newly created view. If the schema is
non-existent, it will be automatically created.
Map
.options
- The new value for options
.this
to mimic the builder pattern.public org.apache.avro.Schema getSchema()
getSchema
in interface org.apache.avro.generic.GenericContainer
public Object get(int index)
get
in interface org.apache.avro.generic.IndexedRecord
index
- the position of the field to getIndexOutOfBoundsException
public void put(int index, Object value)
put
in interface org.apache.avro.generic.IndexedRecord
index
- the position of the field to setvalue
- the value to setIndexOutOfBoundsException
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