[[["容易理解","easyToUnderstand","thumb-up"],["確實解決了我的問題","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["難以理解","hardToUnderstand","thumb-down"],["資訊或程式碼範例有誤","incorrectInformationOrSampleCode","thumb-down"],["缺少我需要的資訊/範例","missingTheInformationSamplesINeed","thumb-down"],["翻譯問題","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["上次更新時間:2025-09-04 (世界標準時間)。"],[],[],null,["# FT.INFO\n\nThis command provides information on the requested index.\n\nSyntax\n------\n\n```\nFT.INFO index\n```\n\n- `index` (required): This is the name of the index whose information you want to retrieve.\n\n### Command returns\n\nThe array returned by the `FT.INFO` command has the keys and values seen in the\nfollowing tables.\n\n#### General\n\nKeys and values for general information for the index are as follows:\n\n#### Index definition information\n\nIndex definition keys and values are as follows:\n\n#### Attribute (field) information\n\nAttribute (field) keys and values is as follows:\n\n#### Vector index information\n\nIndex keys and values are follows:\n\n#### Vector algorithm keys\n\nAlgorithm keys and values are as follows:\n\n### Required arguments\n\n- `index` - This is the name of the index that you want to get details for.\n\n### Examples\n\nInput: \n\n```\n\u003e FT.CREATE my_index_name SCHEMA my_vector_field_key VECTOR HNSW 10 TYPE FLOAT32 DIM 20 DISTANCE_METRIC COSINE M 4 EF_CONSTRUCTION 100 my_tag_field_key TAG SEPARATOR '@' CASESENSITIVE my_numeric_field_key NUMERIC\n\u003e FT.INFO my_index_name\n```\n\nOutput: \n\n```\n 1) index_name\n 2) my_index_name\n 3) index_options\n 4) (empty array)\n 5) index_definition\n 6) 1) key_type\n 2) HASH\n 3) prefixes\n 4) 1)\n 5) default_score\n 6) \"1\"\n 7) attributes\n 8) 1) 1) identifier\n 2) my_tag_field_key\n 3) attribute\n 4) my_tag_field_key\n 5) type\n 6) TAG\n 7) SEPARATOR\n 8) @\n 9) CASESENSITIVE\n 10) size\n 11) \"0\"\n 2) 1) identifier\n 2) my_vector_field_key\n 3) attribute\n 4) my_vector_field_key\n 5) type\n 6) VECTOR\n 7) index\n 8) 1) capacity\n 2) (integer) 10240\n 3) dimensions\n 4) (integer) 20\n 5) distance_metric\n 6) COSINE\n 7) size\n 8) \"0\"\n 9) data_type\n 10) FLOAT32\n 11) algorithm\n 12) 1) name\n 2) HNSW\n 3) m\n 4) (integer) 4\n 5) ef_construction\n 6) (integer) 100\n 7) ef_runtime\n 8) (integer) 10\n 3) 1) identifier\n 2) my_numeric_field_key\n 3) attribute\n 4) my_numeric_field_key\n 5) type\n 6) NUMERIC\n 7) size\n 8) \"0\"\n 9) num_docs\n10) \"0\"\n11) num_terms\n12) \"0\"\n13) num_records\n14) \"0\"\n15) hash_indexing_failures\n16) \"0\"\n17) backfill_in_progress\n18) \"0\"\n19) backfill_complete_percent\n20) \"1.000000\"\n21) mutation_queue_size\n22) \"0\"\n23) recent_mutations_queue_delay\n24) \"0 sec\"\n```"]]