{"id":190098,"date":"2024-11-12T09:45:20","date_gmt":"2024-11-12T01:45:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190098\/"},"modified":"2024-11-12T09:45:22","modified_gmt":"2024-11-12T01:45:22","slug":"%e8%90%ac%e5%ad%97%e4%b9%be%e8%b2%a8%ef%bc%8c%e5%88%86%e5%b8%83%e5%bc%8f%e6%95%b8%e6%93%9a%e5%ba%ab-hbase-%e4%b8%ad%e6%96%87%e5%85%a5%e9%96%80%e6%8c%87%e5%8d%97","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190098\/","title":{"rendered":"\u842c\u5b57\u4e7e\u8ca8\uff0c\u5206\u5e03\u5f0f\u6578\u64da\u5eab HBase \u4e2d\u6587\u5165\u9580\u6307\u5357"},"content":{"rendered":"<h1 id=\"%e8%90%ac%e5%ad%97%e4%b9%be%e8%b2%a8%ef%bc%8c%e5%88%86%e5%b8%83%e5%bc%8f%e6%95%b8%e6%93%9a%e5%ba%ab-hbase-%e4%b8%ad%e6%96%87%e5%85%a5%e9%96%80%e6%8c%87%e5%8d%97-haJsiFKwvu\">\u842c\u5b57\u4e7e\u8ca8\uff0c\u5206\u5e03\u5f0f\u6578\u64da\u5eab HBase \u4e2d\u6587\u5165\u9580\u6307\u5357<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u6642\u4ee3\uff0c\u5206\u5e03\u5f0f\u6578\u64da\u5eab\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002HBase \u4f5c\u70ba\u4e00\u7a2e\u958b\u6e90\u7684\u5206\u5e03\u5f0f\u6578\u64da\u5eab\uff0c\u56e0\u5176\u9ad8\u6548\u7684\u6027\u80fd\u548c\u53ef\u64f4\u5c55\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u95dc\u6ce8\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e HBase \u7684\u57fa\u672c\u6982\u5ff5\u3001\u67b6\u69cb\u3001\u5b89\u88dd\u53ca\u4f7f\u7528\u65b9\u6cd5\uff0c\u5e6b\u52a9\u8b80\u8005\u5feb\u901f\u5165\u9580\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-hbase%ef%bc%9f-haJsiFKwvu\">\u4ec0\u9ebc\u662f HBase\uff1f<\/h2>\n<p>HBase \u662f\u4e00\u7a2e\u57fa\u65bc Google Bigtable \u7684\u958b\u6e90\u5206\u5e03\u5f0f\u6578\u64da\u5eab\uff0c\u4e3b\u8981\u7528\u65bc\u8655\u7406\u5927\u898f\u6a21\u7684\u7d50\u69cb\u5316\u6578\u64da\u3002\u5b83\u662f Hadoop \u751f\u614b\u7cfb\u7d71\u7684\u4e00\u90e8\u5206\uff0c\u80fd\u5920\u5728\u5206\u5e03\u5f0f\u74b0\u5883\u4e2d\u63d0\u4f9b\u96a8\u6a5f\u3001\u5be6\u6642\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u3002HBase \u7684\u8a2d\u8a08\u76ee\u7684\u662f\u70ba\u4e86\u652f\u6301\u5927\u6578\u64da\u61c9\u7528\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u67e5\u8a62\u548c\u9ad8\u541e\u5410\u91cf\u7684\u5834\u666f\u4e2d\u3002<\/p>\n<h2 id=\"hbase-%e7%9a%84%e6%9e%b6%e6%a7%8b-haJsiFKwvu\">HBase \u7684\u67b6\u69cb<\/h2>\n<p>HBase \u7684\u67b6\u69cb\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>HMaster\uff1a<\/strong>\u8ca0\u8cac\u7ba1\u7406 HBase \u96c6\u7fa4\u7684\u4e3b\u7bc0\u9ede\uff0c\u8ca0\u8cac\u5354\u8abf RegionServer \u7684\u5de5\u4f5c\u3002<\/li>\n<li><strong>RegionServer\uff1a<\/strong>\u8ca0\u8cac\u5b58\u5132\u6578\u64da\u548c\u8655\u7406\u5ba2\u6236\u7aef\u7684\u8acb\u6c42\u3002\u6bcf\u500b RegionServer \u53ef\u4ee5\u7ba1\u7406\u591a\u500b Region\u3002<\/li>\n<li><strong>Region\uff1a<\/strong>\u662f HBase \u4e2d\u6578\u64da\u7684\u57fa\u672c\u55ae\u4f4d\uff0c\u6bcf\u500b Region \u5305\u542b\u4e00\u90e8\u5206\u8868\u7684\u6578\u64da\u3002<\/li>\n<li><strong>HFile\uff1a<\/strong>\u662f HBase \u4e2d\u6578\u64da\u7684\u7269\u7406\u5b58\u5132\u683c\u5f0f\uff0c\u6578\u64da\u4ee5\u5217\u65cf\u7684\u5f62\u5f0f\u5b58\u5132\u3002<\/li>\n<li><strong>Zookeeper\uff1a<\/strong>\u7528\u65bc\u5354\u8abf HBase \u96c6\u7fa4\u4e2d\u7684\u5404\u500b\u7d44\u4ef6\uff0c\u63d0\u4f9b\u5206\u5e03\u5f0f\u7684\u914d\u7f6e\u7ba1\u7406\u548c\u547d\u540d\u670d\u52d9\u3002<\/li>\n<\/ul>\n<h2 id=\"hbase-%e7%9a%84%e5%ae%89%e8%a3%9d-haJsiFKwvu\">HBase \u7684\u5b89\u88dd<\/h2>\n<p>\u5b89\u88dd HBase \u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\uff0c\u4ee5\u4e0b\u662f\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>1. \u78ba\u4fdd\u5df2\u5b89\u88dd Java \u548c Hadoop\u3002\n2. \u4e0b\u8f09 HBase \u7684\u6700\u65b0\u7248\u672c\u3002\n3. \u89e3\u58d3\u7e2e\u4e0b\u8f09\u7684\u6587\u4ef6\u3002\n4. \u914d\u7f6e HBase \u7684\u74b0\u5883\u8b8a\u91cf\u3002\n5. \u7de8\u8f2f hbase-site.xml \u6587\u4ef6\uff0c\u8a2d\u7f6e Zookeeper \u7684\u5730\u5740\u548c HMaster \u7684\u914d\u7f6e\u3002\n6. \u555f\u52d5 HBase\uff1a\u4f7f\u7528\u547d\u4ee4 `start-hbase.sh` \u555f\u52d5 HBase \u670d\u52d9\u3002<\/code><\/pre>\n<h2 id=\"hbase-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%93%8d%e4%bd%9c-haJsiFKwvu\">HBase \u7684\u57fa\u672c\u64cd\u4f5c<\/h2>\n<p>\u5728 HBase \u4e2d\uff0c\u6578\u64da\u662f\u4ee5\u8868\u7684\u5f62\u5f0f\u5b58\u5132\u7684\uff0c\u6bcf\u500b\u8868\u7531\u591a\u500b\u5217\u65cf\u7d44\u6210\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u57fa\u672c\u7684\u64cd\u4f5c\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e5%89%b5%e5%bb%ba%e8%a1%a8-haJsiFKwvu\">\u5275\u5efa\u8868<\/h3>\n<pre><code>import org.apache.hadoop.hbase.client.Admin;\nimport org.apache.hadoop.hbase.client.Connection;\nimport org.apache.hadoop.hbase.client.ConnectionFactory;\nimport org.apache.hadoop.hbase.HBaseConfiguration;\nimport org.apache.hadoop.hbase.TableName;\nimport org.apache.hadoop.hbase.HColumnDescriptor;\nimport org.apache.hadoop.hbase.HTableDescriptor;\n\nConnection connection = ConnectionFactory.createConnection(HBaseConfiguration.create());\nAdmin admin = connection.getAdmin();\n\nHTableDescriptor tableDescriptor = new HTableDescriptor(TableName.valueOf(\"my_table\"));\ntableDescriptor.addFamily(new HColumnDescriptor(\"my_column_family\"));\nadmin.createTable(tableDescriptor);\n\nadmin.close();\nconnection.close();<\/code><\/pre>\n<h3 id=\"%e6%8f%92%e5%85%a5%e6%95%b8%e6%93%9a-haJsiFKwvu\">\u63d2\u5165\u6578\u64da<\/h3>\n<pre><code>import org.apache.hadoop.hbase.client.Put;\nimport org.apache.hadoop.hbase.client.Table;\n\nTable table = connection.getTable(TableName.valueOf(\"my_table\"));\nPut put = new Put(Bytes.toBytes(\"row1\"));\nput.addColumn(Bytes.toBytes(\"my_column_family\"), Bytes.toBytes(\"my_column\"), Bytes.toBytes(\"my_value\"));\ntable.put(put);\n\ntable.close();<\/code><\/pre>\n<h3 id=\"%e6%9f%a5%e8%a9%a2%e6%95%b8%e6%93%9a-haJsiFKwvu\">\u67e5\u8a62\u6578\u64da<\/h3>\n<pre><code>import org.apache.hadoop.hbase.client.Get;\nimport org.apache.hadoop.hbase.client.Result;\n\nGet get = new Get(Bytes.toBytes(\"row1\"));\nResult result = table.get(get);\nbyte[] value = result.getValue(Bytes.toBytes(\"my_column_family\"), Bytes.toBytes(\"my_column\"));\nSystem.out.println(\"Value: \" + Bytes.toString(value));<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-haJsiFKwvu\">\u7e3d\u7d50<\/h2>\n<p>HBase \u4f5c\u70ba\u4e00\u7a2e\u5f37\u5927\u7684\u5206\u5e03\u5f0f\u6578\u64da\u5eab\uff0c\u9069\u5408\u7528\u65bc\u5927\u6578\u64da\u5834\u666f\u4e0b\u7684\u5be6\u6642\u6578\u64da\u8655\u7406\u3002\u901a\u904e\u672c\u6587\u7684\u4ecb\u7d39\uff0c\u8b80\u8005\u61c9\u8a72\u80fd\u5920\u5c0d HBase \u6709\u4e00\u500b\u521d\u6b65\u7684\u4e86\u89e3\uff0c\u4e26\u80fd\u5920\u9032\u884c\u57fa\u672c\u7684\u64cd\u4f5c\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72 HBase\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f\u5c0f\u578b\u9805\u76ee\u9084\u662f\u5927\u578b\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u96f2\u4f3a\u670d\u5668<\/a> \u5c07\u6709\u52a9\u65bc\u63d0\u5347\u60a8\u7684\u696d\u52d9\u6548\u7387\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u4e86\u89e3HBase\u7684\u4e2d\u6587\u5165\u9580\u6307\u5357\uff0c\u638c\u63e1\u5206\u5e03\u5f0f\u6578\u64da\u5eab\u7684\u6838\u5fc3\u6982\u5ff5\u8207\u5be6\u8e10\u6280\u5de7\uff0c\u52a9\u4f60\u8f15\u9b06\u4e0a\u624b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-190098","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190098","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=190098"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190098\/revisions"}],"predecessor-version":[{"id":190099,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190098\/revisions\/190099"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}