tiledb_query_condition_init: Initialize a 'tiledb_query_condition' object

In tiledb: Modern Database Engine for Complex Data Based on Multi-Dimensional Arrays

Initialize a 'tiledb_query_condition' object

Description

Initializes (and possibly allocates) a query condition object using a triplet of attribute name, comparison value, and operator. Six types of conditions are supported, they all take a single scalar comparison argument and attribute to compare against. At present only integer or numeric attribute comparisons are implemented.

Usage

tiledb_query_condition_init(
  attr,
  value,
  dtype,
  op,
  qc = tiledb_query_condition()
)

Arguments

attr	A character value with the scheme attribute name
value	A scalar value that the attribute is compared against
dtype	A character value with the TileDB data type of the attribute column, for example 'FLOAT64' or 'INT32'
op	A character value with then comparison operation, this must be one of 'LT', 'LE', 'GT', 'GE', 'EQ', 'NE'.
qc	(optional) A 'tiledb_query_condition' object to be initialized by this call, if none is given a new one is allocated.

Value

The initialized 'tiledb_query_condition' object

tiledb documentation built on Oct. 4, 2024, 5:06 p.m.