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Constructs a tiledb_filter object

Source: R/Filter.R
tiledb_filter.Rd

Available filters:

  • "NONE"

  • "GZIP"

  • "ZSTD"

  • "LZ4"

  • "RLE"

  • "BZIP2"

  • "DOUBLE_DELTA"

  • "BIT_WIDTH_REDUCTION"

  • "BITSHUFFLE"

  • "BYTESHUFFLE"

  • "POSITIVE_DELTA"

  • "CHECKSUM_MD5"

  • "CHECKSUM_SHA256"

  • "DICTIONARY"

  • "SCALE_FLOAT" (TileDB 2.11.0 or later)

  • "FILTER_XOR" (TileDB 2.12.0 or later)

Usage

tiledb_filter(name = "NONE", ctx = tiledb_get_context())

Arguments

name

(default "NONE") TileDB filter name string

ctx

tiledb_ctx object (optional)

Value

tiledb_filter object

Details

Valid compression options vary depending on the filter used, consult the TileDB docs for more information.

Examples

ctx <- tiledb_ctx(limitTileDBCores())
tiledb_filter("ZSTD")
#> tiledb_filter_set_option(tiledb_filter("ZSTD"),"COMPRESSION_LEVEL",-1)