\n| print<\/td>\n | streamwriter \u7684\u6253\u5370\u5f00\u5173，\u8bbe\u7f6e\u4e3a true \u65f6\u4f1a\u5c06\u8bfb\u53d6\u5230\u7684\u6570\u636e\u6253\u5370\u5230\u63a7\u5236\u53f0\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n3.3 \u8fd0\u884c\u7ed3\u679c<\/h4>\n\u6267\u884c\u8be5\u4f5c\u4e1a\u540e，DataX \u4f1a\u4ece MySQL \u7684 table \u8868\u4e2d\u8bfb\u53d6 id \u548c name \u4e24\u5217\u6570\u636e，\u5e76\u901a\u8fc7 streamwriter \u6253\u5370\u5230\u63a7\u5236\u53f0\u3002\u7531\u4e8e\u8bbe\u7f6e\u4e86 3 \u4e2a\u5e76\u53d1\u901a\u9053，\u8bfb\u53d6\u901f\u5ea6\u4f1a\u6709\u6240\u63d0\u5347\u3002<\/p>\n 4. \u6848\u4f8b\u4e8c：\u81ea\u5b9a\u4e49 SQL \u540c\u6b65\u4efb\u52a1（mysqlreader + streamwriter）<\/h3>\n\u7b2c\u4e8c\u4e2a\u6848\u4f8b\u6f14\u793a\u5982\u4f55\u901a\u8fc7\u81ea\u5b9a\u4e49 SQL \u8bed\u53e5\u4ece MySQL \u540c\u6b65\u6570\u636e\u5230\u672c\u5730，\u4f7f\u7528 querySql \u53c2\u6570\u4ee3\u66ff\u7b80\u5355\u7684\u8868\u540d\u8bfb\u53d6\u3002<\/p>\n 4.1 \u4f5c\u4e1a\u914d\u7f6e<\/h4>\n\u4ee5\u4e0b\u662f\u4f7f\u7528\u81ea\u5b9a\u4e49 SQL \u7684\u4f5c\u4e1a\u914d\u7f6e\u811a\u672c：<\/p>\n {
\n "job": {
\n "setting": {
\n "speed": {
\n "channel": 1
\n }
\n },
\n "content": [
\n {
\n "reader": {
\n "name": "mysqlreader",
\n "parameter": {
\n "username": "root",
\n "password": "root",
\n "connection": [
\n {
\n "querySql": [
\n "select db_id,on_line_flag from db_info where db_id < 10;"
\n ],
\n "jdbcUrl": [
\n "jdbc:mysql:\/\/bad_ip:3306\/database",
\n "jdbc:mysql:\/\/127.0.0.1:bad_port\/database",
\n "jdbc:mysql:\/\/127.0.0.1:3306\/database"
\n ]
\n }
\n ]
\n }
\n },
\n "writer": {
\n "name": "streamwriter",
\n "parameter": {
\n "print": false,
\n "encoding": "UTF-8"
\n }
\n }
\n }
\n ]
\n }
\n}<\/p>\n 4.2 \u914d\u7f6e\u8bf4\u660e<\/h4>\n\u8be5\u914d\u7f6e\u4e0e\u6848\u4f8b\u4e00\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u4f7f\u7528\u4e86 querySql \u53c2\u6570，\u76f4\u63a5\u6307\u5b9a\u67e5\u8be2\u8bed\u53e5\u6765\u8bfb\u53d6\u6570\u636e\u3002\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9：<\/p>\n \n- querySql：\u81ea\u5b9a\u4e49\u67e5\u8be2\u8bed\u53e5，\u53ef\u4ee5\u7075\u6d3b\u7b5b\u9009\u9700\u8981\u540c\u6b65\u7684\u6570\u636e，\u8fd9\u91cc\u67e5\u8be2 db_id \u5c0f\u4e8e 10 \u7684\u8bb0\u5f55\u3002<\/li>\n
- jdbcUrl \u591a\u5730\u5740：\u914d\u7f6e\u4e86\u591a\u4e2a JDBC \u5730\u5740，DataX \u4f1a\u4f9d\u6b21\u5c1d\u8bd5\u8fde\u63a5，\u76f4\u5230\u6210\u529f\u4e3a\u6b62\u3002\u793a\u4f8b\u4e2d\u524d\u4e24\u4e2a\u5730\u5740\u662f\u6545\u610f\u914d\u7f6e\u7684\u9519\u8bef\u5730\u5740，\u7528\u4e8e\u6f14\u793a\u5bb9\u9519\u673a\u5236\u3002<\/li>\n
- encoding：streamwriter \u7684\u8f93\u51fa\u7f16\u7801，\u8bbe\u7f6e\u4e3a UTF-8\u3002<\/li>\n
- print：\u8bbe\u7f6e\u4e3a false，\u8868\u793a\u4e0d\u6253\u5370\u6570\u636e\u5230\u63a7\u5236\u53f0\u3002<\/li>\n<\/ul>\n
4.3 \u8fd0\u884c\u7ed3\u679c<\/h4>\n\u6267\u884c\u8be5\u4f5c\u4e1a\u540e，DataX \u4f1a\u901a\u8fc7\u81ea\u5b9a\u4e49 SQL \u67e5\u8be2 db_info \u8868\u4e2d db_id \u5c0f\u4e8e 10 \u7684\u8bb0\u5f55，\u5e76\u5c06\u7ed3\u679c\u8f93\u51fa\u3002\u7531\u4e8e\u914d\u7f6e\u4e86\u591a\u4e2a JDBC \u5730\u5740，DataX \u4f1a\u8df3\u8fc7\u4e0d\u53ef\u7528\u7684\u5730\u5740，\u6700\u7ec8\u8fde\u63a5\u5230\u6709\u6548\u7684\u6570\u636e\u5e93\u3002<\/p>\n 5. \u6848\u4f8b\u4e09：\u5185\u5b58\u6570\u636e\u5199\u5165 MySQL（streamreader + mysqlwriter）<\/h3>\n\u7b2c\u4e09\u4e2a\u6848\u4f8b\u6f14\u793a\u53cd\u5411\u64cd\u4f5c，\u5373\u4ece\u5185\u5b58\u4ea7\u751f\u6570\u636e\u5e76\u5199\u5165 MySQL \u6570\u636e\u5e93，\u4f7f\u7528 streamreader \u4f5c\u4e3a\u8bfb\u53d6\u63d2\u4ef6，mysqlwriter \u4f5c\u4e3a\u5199\u5165\u63d2\u4ef6\u3002<\/p>\n 5.1 \u4f5c\u4e1a\u914d\u7f6e<\/h4>\n\u4ee5\u4e0b\u662f\u5b8c\u6574\u7684\u4f5c\u4e1a\u914d\u7f6e\u811a\u672c：<\/p>\n {
\n "job": {
\n "setting": {
\n "speed": {
\n "channel": 1
\n }
\n },
\n "content": [
\n {
\n "reader": {
\n "name": "streamreader",
\n "parameter": {
\n "column": [
\n {
\n "value": "DataX",
\n "type": "string"
\n },
\n {
\n "value": 19880808,
\n "type": "long"
\n },
\n {
\n "value": "1988-08-08 08:08:08",
\n "type": "date"
\n },
\n {
\n "value": true,
\n "type": "bool"
\n },
\n {
\n "value": "test",
\n "type": "bytes"
\n }
\n ],
\n "sliceRecordCount": 1000
\n }
\n },
\n "writer": {
\n "name": "mysqlwriter",
\n "parameter": {
\n "writeMode": "insert",
\n "username": "root",
\n "password": "root",
\n "column": [
\n "id",
\n "name"
\n ],
\n "session": [
\n "set session sql_mode='ANSI'"
\n ],
\n "preSql": [
\n "delete from test"
\n ],
\n "connection": [
\n {
\n "jdbcUrl": "jdbc:mysql:\/\/127.0.0.1:3306\/datax?useUnicode=true&characterEncoding=gbk",
\n "table": [
\n "test"
\n ]
\n }
\n ]
\n }
\n }
\n }
\n ]
\n }
\n}<\/p>\n 5.2 \u914d\u7f6e\u8bf4\u660e<\/h4>\n\u4e0b\u9762\u5bf9\u8be5\u914d\u7f6e\u4e2d\u7684\u5173\u952e\u53c2\u6570\u8fdb\u884c\u8bf4\u660e：<\/p>\n \n\u53c2\u6570\u8bf4\u660e<\/tr>\n \n\n| streamreader.column<\/td>\n | \u5b9a\u4e49\u5185\u5b58\u4e2d\u751f\u6210\u7684\u6570\u636e\u5217，\u5305\u62ec\u5b57\u7b26\u4e32\u3001\u957f\u6574\u578b\u3001\u65e5\u671f\u3001\u5e03\u5c14\u503c\u548c\u5b57\u8282\u6570\u7ec4\u7b49\u7c7b\u578b\u3002<\/td>\n<\/tr>\n | \n| sliceRecordCount<\/td>\n | \u6bcf\u4e2a\u5206\u7247\u751f\u6210\u7684\u8bb0\u5f55\u6570，\u8fd9\u91cc\u8bbe\u7f6e\u4e3a 1000，\u8868\u793a\u751f\u6210 1000 \u6761\u8bb0\u5f55\u3002<\/td>\n<\/tr>\n | \n| writeMode<\/td>\n | \u5199\u5165\u6a21\u5f0f，\u8bbe\u7f6e\u4e3a insert \u8868\u793a\u63d2\u5165\u6570\u636e\u3002<\/td>\n<\/tr>\n | \n| session<\/td>\n | \u6267\u884c\u524d\u8bbe\u7f6e\u7684\u4f1a\u8bdd\u53c2\u6570，\u8fd9\u91cc\u8bbe\u7f6e sql_mode \u4e3a ANSI\u3002<\/td>\n<\/tr>\n | \n| preSql<\/td>\n | \u5199\u5165\u524d\u6267\u884c\u7684 SQL \u8bed\u53e5，\u8fd9\u91cc\u5148\u5220\u9664 test \u8868\u4e2d\u7684\u6570\u636e\u3002<\/td>\n<\/tr>\n | \n| jdbcUrl<\/td>\n | \u76ee\u6807\u6570\u636e\u5e93\u8fde\u63a5\u5730\u5740，\u6ce8\u610f URL \u4e2d\u7684\u53c2\u6570\u9700\u8981\u4f7f\u7528\u8f6c\u4e49\u5b57\u7b26\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n5.3 \u8fd0\u884c\u7ed3\u679c<\/h4>\n\u6267\u884c\u8be5\u4f5c\u4e1a\u540e，DataX \u4f1a\u5728\u5185\u5b58\u4e2d\u751f\u6210 1000 \u6761\u6d4b\u8bd5\u6570\u636e，\u5e76\u5728\u5199\u5165\u524d\u6e05\u7a7a test \u8868，\u7136\u540e\u5c06\u6570\u636e\u63d2\u5165\u5230 MySQL \u7684 test \u8868\u4e2d\u3002<\/p>\n 6. \u603b\u7ed3<\/h3>\n\u672c\u6587\u901a\u8fc7\u4e09\u4e2a\u5b9e\u6218\u6848\u4f8b，\u8be6\u7ec6\u4ecb\u7ecd\u4e86 DataX \u5728 MySQL \u6570\u636e\u540c\u6b65\u4e2d\u7684\u5178\u578b\u7528\u6cd5：<\/p>\n \n- MySQL \u8bfb\u53d6\u5230\u672c\u5730：\u4f7f\u7528 mysqlreader \u548c streamwriter \u5b9e\u73b0\u6570\u636e\u62bd\u53d6\u4e0e\u6253\u5370\u3002<\/li>\n
- \u81ea\u5b9a\u4e49 SQL \u540c\u6b65：\u901a\u8fc7 querySql \u7075\u6d3b\u7b5b\u9009\u6570\u636e，\u5e76\u6f14\u793a\u4e86\u591a JDBC \u5730\u5740\u7684\u5bb9\u9519\u673a\u5236\u3002<\/li>\n
- \u5185\u5b58\u6570\u636e\u5199\u5165 MySQL：\u4f7f\u7528 streamreader \u751f\u6210\u6d4b\u8bd5\u6570\u636e，\u901a\u8fc7 mysqlwriter \u5199\u5165\u6570\u636e\u5e93\u3002<\/li>\n<\/ul>\n
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