Package com.gpudb.protocol
Class ExportRecordsToTableRequest
java.lang.Object
com.gpudb.protocol.ExportRecordsToTableRequest
All Implemented Interfaces:
org.apache.avro.generic.GenericContainer, org.apache.avro.generic.IndexedRecordpublic class ExportRecordsToTableRequest extends Object implements org.apache.avro.generic.IndexedRecord
A set of parameters for
GPUdb.exportRecordsToTable.
Exports records from source table to the specified target table in an external database.
Nested Class Summary
Nested ClassesModifier and TypeClassDescriptionstatic final classA set of string constants for theExportRecordsToTableRequestparameteroptions.Constructor Summary
ConstructorsConstructorDescriptionConstructs an ExportRecordsToTableRequest object with default parameters.Constructs an ExportRecordsToTableRequest object with the specified parameters.Method Summary
Modifier and TypeMethodDescriptionbooleanget(int index) This method supports the Avro framework and is not intended to be called directly by the user.static org.apache.avro.SchemaThis method supports the Avro framework and is not intended to be called directly by the user.Optional parameters.Parameterized insert query to export gpudb table data into remote database.org.apache.avro.SchemaThis method supports the Avro framework and is not intended to be called directly by the user.Name of the table from which the data will be exported to remote database, in [schema_name.]table_name format, using standard name resolution rules.inthashCode()voidThis method supports the Avro framework and is not intended to be called directly by the user.setOptions(Map<String, String> options) Optional parameters.setRemoteQuery(String remoteQuery) Parameterized insert query to export gpudb table data into remote database.setTableName(String tableName) Name of the table from which the data will be exported to remote database, in [schema_name.]table_name format, using standard name resolution rules.toString()
Constructor Details
ExportRecordsToTableRequest
public ExportRecordsToTableRequest()Constructs an ExportRecordsToTableRequest object with default parameters.ExportRecordsToTableRequest
public ExportRecordsToTableRequest(String tableName, String remoteQuery, Map<String, String> options) Constructs an ExportRecordsToTableRequest object with the specified parameters.Parameters:tableName- Name of the table from which the data will be exported to remote database, in [schema_name.]table_name format, using standard name resolution rules.remoteQuery- Parameterized insert query to export gpudb table data into remote database. The default value is ”.options- Optional parameters.BATCH_SIZE: Batch size, which determines how many rows to export per round trip. The default value is ‘200000’.DATASINK_NAME: Name of an existing external data sink to which table name specified intableNamewill be exported.JDBC_SESSION_INIT_STATEMENT: Executes the statement per each JDBC session before doing actual load. The default value is ”.JDBC_CONNECTION_INIT_STATEMENT: Executes the statement once before doing actual load. The default value is ”.REMOTE_TABLE: Name of the target table to which source table is exported. When this option is specified remote_query cannot be specified. The default value is ”.USE_ST_GEOMFROM_CASTS: Wraps parameterized variables with st_geomfromtext or st_geomfromwkb based on source column type. Supported values:The default value isFALSE.USE_INDEXED_PARAMETERS: Uses $n style syntax when generating insert query for remote_table option. Supported values:The default value isFALSE.
Map.
Method Details
getClassSchema
public static org.apache.avro.Schema getClassSchema()This method supports the Avro framework and is not intended to be called directly by the user.Returns:The schema for the class.getTableName
Name of the table from which the data will be exported to remote database, in [schema_name.]table_name format, using standard name resolution rules.Returns:The current value oftableName.setTableName
Name of the table from which the data will be exported to remote database, in [schema_name.]table_name format, using standard name resolution rules.Parameters:tableName- The new value fortableName.Returns:thisto mimic the builder pattern.setRemoteQuery
Parameterized insert query to export gpudb table data into remote database. The default value is ”.Parameters:remoteQuery- The new value forremoteQuery.Returns:thisto mimic the builder pattern.getOptions
Optional parameters.BATCH_SIZE: Batch size, which determines how many rows to export per round trip. The default value is ‘200000’.DATASINK_NAME: Name of an existing external data sink to which table name specified intableNamewill be exported.JDBC_SESSION_INIT_STATEMENT: Executes the statement per each JDBC session before doing actual load. The default value is ”.JDBC_CONNECTION_INIT_STATEMENT: Executes the statement once before doing actual load. The default value is ”.REMOTE_TABLE: Name of the target table to which source table is exported. When this option is specified remote_query cannot be specified. The default value is ”.USE_ST_GEOMFROM_CASTS: Wraps parameterized variables with st_geomfromtext or st_geomfromwkb based on source column type. Supported values:The default value isFALSE.USE_INDEXED_PARAMETERS: Uses $n style syntax when generating insert query for remote_table option. Supported values:The default value isFALSE.
Map.Returns:The current value ofoptions.setOptions
Optional parameters.BATCH_SIZE: Batch size, which determines how many rows to export per round trip. The default value is ‘200000’.DATASINK_NAME: Name of an existing external data sink to which table name specified intableNamewill be exported.JDBC_SESSION_INIT_STATEMENT: Executes the statement per each JDBC session before doing actual load. The default value is ”.JDBC_CONNECTION_INIT_STATEMENT: Executes the statement once before doing actual load. The default value is ”.REMOTE_TABLE: Name of the target table to which source table is exported. When this option is specified remote_query cannot be specified. The default value is ”.USE_ST_GEOMFROM_CASTS: Wraps parameterized variables with st_geomfromtext or st_geomfromwkb based on source column type. Supported values:The default value isFALSE.USE_INDEXED_PARAMETERS: Uses $n style syntax when generating insert query for remote_table option. Supported values:The default value isFALSE.
Map.Parameters:options- The new value foroptions.Returns:thisto mimic the builder pattern.getSchema
public org.apache.avro.Schema getSchema()This method supports the Avro framework and is not intended to be called directly by the user.Specified by:getSchemain interfaceorg.apache.avro.generic.GenericContainerReturns:The schema object describing this class.get
This method supports the Avro framework and is not intended to be called directly by the user.Specified by:getin interfaceorg.apache.avro.generic.IndexedRecordParameters:index- the position of the field to getReturns:value of the field with the given index.Throws:put
This method supports the Avro framework and is not intended to be called directly by the user.Specified by:putin interfaceorg.apache.avro.generic.IndexedRecordParameters:index- the position of the field to setvalue- the value to setThrows: