{
  "data": [
    {
      "cli": "--column-compression-threshold=#",
      "default": "100",
      "dynamic": true,
      "id": "column_compression_threshold",
      "name": "column_compression_threshold",
      "range": {
        "from": 0,
        "to": 4294967295
      },
      "scope": [
        "global",
        "session"
      ],
      "type": "integer"
    },
    {
      "cli": "--column-compression-zlib-level=#",
      "default": "6",
      "dynamic": true,
      "id": "column_compression_zlib_level",
      "name": "column_compression_zlib_level",
      "range": {
        "from": 1,
        "to": 9
      },
      "scope": [
        "global",
        "session"
      ],
      "type": "integer"
    },
    {
      "cli": "--column-compression-zlib-strategy=#",
      "default": "DEFAULT_STRATEGY",
      "dynamic": true,
      "id": "column_compression_zlib_strategy",
      "name": "column_compression_zlib_strategy",
      "scope": [
        "global",
        "session"
      ],
      "type": "enumeration",
      "validValues": [
        "DEFAULT_STRATEGY",
        "FILTERED",
        "HUFFMAN_ONLY",
        "RLE",
        "FIXED"
      ]
    },
    {
      "cli": "--column-compression-zlib-wrap{=0|1}",
      "default": "OFF",
      "dynamic": true,
      "id": "column_compression_zlib_wrap",
      "name": "column_compression_zlib_wrap",
      "scope": [
        "global",
        "session"
      ],
      "type": "boolean"
    },
    {
      "id": "column_compressions",
      "name": "Column_compressions",
      "scope": [
        "global",
        "session"
      ],
      "type": "integer"
    },
    {
      "id": "column_decompressions",
      "name": "Column_decompressions",
      "scope": [
        "global",
        "session"
      ],
      "type": "integer"
    }
  ],
  "name": "storage-engine-independent-column-compression-variables",
  "url": "https://mariadb.com/kb/en/storage-engine-independent-column-compression/"
}
