com.gpudb.protocol

Class MergeRecordsRequest.Options

java.lang.Object

com.gpudb.protocol.MergeRecordsRequest.Options

Enclosing class:

MergeRecordsRequest

public static final class MergeRecordsRequest.Options
extends Object

A set of string constants for the MergeRecordsRequest parameter options.

Optional parameters.

Field Summary

Fields

Modifier and Type	Field and Description
static String	CHUNK_COLUMN_MAX_MEMORY Indicates the target maximum data size for each column in a chunk to be used for the merged table specified in tableName.
static String	CHUNK_MAX_MEMORY Indicates the target maximum data size for all columns in a chunk to be used for the merged table specified in tableName.
static String	CHUNK_SIZE Indicates the number of records per chunk to be used for the merged table specified in tableName.
static String	COLLECTION_NAME [DEPRECATED--please specify the containing schema for the merged table as part of tableName and use GPUdb.createSchema to create the schema if non-existent] Name of a schema for the newly created merged table specified by tableName.
static String	CREATE_TEMP_TABLE If TRUE, a unique temporary table name will be generated in the sys_temp schema and used in place of tableName.
static String	FALSE
static String	IS_REPLICATED Indicates the	static String	PERSIST If TRUE, then the table specified in tableName will be persisted and will not expire unless a TTL is specified.
static String	TRUE
static String	TTL Sets the	static String	VIEW_ID view this result table is part of.

Method Summary

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

CREATE_TEMP_TABLE

public static final String CREATE_TEMP_TABLE

If TRUE, a unique temporary table name will be generated in the sys_temp schema and used in place of tableName. If PERSIST is FALSE, then this is always allowed even if the caller does not have permission to create tables. The generated name is returned in QUALIFIED_TABLE_NAME. Supported values:

• TRUE
• FALSE

The default value is FALSE.

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Constant Field Values

TRUE

public static final String TRUE

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Constant Field Values

FALSE

public static final String FALSE

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Constant Field Values

COLLECTION_NAME

public static final String COLLECTION_NAME

[DEPRECATED--please specify the containing schema for the merged table as part of tableName and use GPUdb.createSchema to create the schema if non-existent] Name of a schema for the newly created merged table specified by tableName.

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Constant Field Values

IS_REPLICATED

public static final String IS_REPLICATED

Indicates the distribution scheme for the data of the merged table specified in tableName. If true, the table will be replicated. If false, the table will be randomly sharded. Supported values:

• TRUE
• FALSE

The default value is FALSE.

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Constant Field Values

TTL

public static final String TTL

Sets the TTL of the merged table specified in tableName.

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Constant Field Values

PERSIST

public static final String PERSIST

If TRUE, then the table specified in tableName will be persisted and will not expire unless a TTL is specified. If FALSE, then the table will be an in-memory table and will expire unless a TTL is specified otherwise. Supported values:

• TRUE
• FALSE

The default value is TRUE.

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Constant Field Values

CHUNK_SIZE

public static final String CHUNK_SIZE

Indicates the number of records per chunk to be used for the merged table specified in tableName.

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Constant Field Values

CHUNK_COLUMN_MAX_MEMORY

public static final String CHUNK_COLUMN_MAX_MEMORY

Indicates the target maximum data size for each column in a chunk to be used for the merged table specified in tableName.

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Constant Field Values

CHUNK_MAX_MEMORY

public static final String CHUNK_MAX_MEMORY

Indicates the target maximum data size for all columns in a chunk to be used for the merged table specified in tableName.

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Constant Field Values

VIEW_ID

public static final String VIEW_ID

view this result table is part of. The default value is ''.

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Constant Field Values