Extract or replace values in database-backed matrices

Methods for subsetting and replacing values in dbMatrix objects.

Usage

# S4 method for class 'dbMatrix,dbIndex,missing,ANY'
x[i, j, ..., drop = TRUE]

# S4 method for class 'dbMatrix,missing,dbIndex,ANY'
x[i, j, ..., drop = TRUE]

# S4 method for class 'dbMatrix,dbIndex,dbIndex,ANY'
x[i, j, ..., drop = FALSE]

# S4 method for class 'dbMatrix,dbMatrix,missing,ANY'
x[i, j, ..., drop = TRUE]

# S4 method for class 'dbMatrix,dbMatrix,missing,ANY'
x[i, j] <- value

# S4 method for class 'dbMatrix,dbDenseMatrix,missing,ANY'
x[i, j, ..., drop = TRUE]

# S4 method for class 'dbMatrix,missing,dbDenseMatrix,ANY'
x[i, j, ..., drop = FALSE]

# S4 method for class 'dbMatrix,dbDenseMatrix,dbDenseMatrix,ANY'
x[i, j, ..., drop = FALSE]

Arguments

x

A dbMatrix object.

i

Row, logical matrix, or matrix-style index.

j

Column index.

...

Additional arguments.

drop

Ignored; included for matrix API compatibility.

value

Replacement value.

Value

A subsetted or modified dbMatrix, or an extracted vector for matrix-style indexing.