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在pyspark中使用oracle查询中的参数

在PySpark中使用Oracle查询中的参数，可以通过使用PySpark的JDBC连接器和Oracle数据库驱动程序来实现。下面是一个完整且全面的答案：

PySpark是Apache Spark的Python API，用于在大规模数据处理和分析中进行快速、分布式计算。Oracle是一种关系型数据库管理系统，被广泛应用于企业级数据存储和管理。

在PySpark中使用Oracle查询中的参数，可以按照以下步骤进行操作：

  1. 确保安装了PySpark和Oracle数据库驱动程序。可以通过pip安装pyspark和cx_Oracle库。
  2. 导入必要的库和模块：
代码语言：txt
复制
from pyspark.sql import SparkSession
  1. 创建一个SparkSession对象：
代码语言：txt
复制
spark = SparkSession.builder \
    .appName("Oracle Parameterized Query") \
    .config("spark.jars.packages", "oracle.jdbc.driver:ojdbc7:12.1.0.2") \
    .getOrCreate()

请注意，上述代码中的spark.jars.packages属性指定了Oracle数据库驱动程序的Maven坐标，以便在Spark中使用该驱动程序。

  1. 定义Oracle数据库连接属性：
代码语言：txt
复制
oracle_url = "jdbc:oracle:thin:@//hostname:port/service_name"
oracle_properties = {
    "user": "your_username",
    "password": "your_password",
    "driver": "oracle.jdbc.driver.OracleDriver"
}

请替换hostname、port、service_name、your_username和your_password为实际的Oracle数据库连接信息。

  1. 使用SparkSession对象读取数据并执行参数化查询：
代码语言：txt
复制
query = "SELECT * FROM your_table WHERE column = ?"
parameter = "parameter_value"
df = spark.read \
    .format("jdbc") \
    .option("url", oracle_url) \
    .option("dbtable", query) \
    .option("user", oracle_properties["user"]) \
    .option("password", oracle_properties["password"]) \
    .option("driver", oracle_properties["driver"]) \
    .option("oracle.jdbc.BindByName", "true") \
    .option("oracle.jdbc.J2EE13Compliant", "true") \
    .option("oracle.jdbc.mapDateToTimestamp", "false") \
    .option("oracle.jdbc.useFetchSizeWithLongColumn", "true") \
    .option("oracle.jdbc.fanEnabled", "false") \
    .option("oracle.net.CONNECT_TIMEOUT", "5000") \
    .option("oracle.net.READ_TIMEOUT", "5000") \
    .option("oracle.net.ssl_server_dn_match", "true") \
    .option("oracle.net.authentication_services", "(TCPS,TCPS1)") \
    .option("oracle.net.ssl_version", "1.2") \
    .option("oracle.net.trace_level", "OFF") \
    .option("oracle.net.encryption_client", "REQUIRED") \
    .option("oracle.net.crypto_checksum_client", "REQUIRED") \
    .option("oracle.jdbc.trace", "false") \
    .option("oracle.jdbc.useNio", "true") \
    .option("oracle.jdbc.TcpNoDelay", "false") \
    .option("oracle.jdbc.maxRows", "0") \
    .option("oracle.jdbc.defaultRowPrefetch", "10") \
    .option("oracle.jdbc.v$session.program", "your_program_name") \
    .option("oracle.jdbc.v$session.osuser", "your_os_username") \
    .option("oracle.jdbc.v$session.machine", "your_machine_name") \
    .option("oracle.jdbc.v$session.process", "your_process_name") \
    .option("oracle.jdbc.v$session.module", "your_module_name") \
    .option("oracle.jdbc.v$session.client_info", "your_client_info") \
    .option("oracle.jdbc.remarksReporting", "false") \
    .option("oracle.jdbc.defaultLobPrefetchSize", "4000") \
    .option("oracle.jdbc.tns_admin", "/path/to/tnsnames.ora") \
    .option("oracle.jdbc.xa.accounting", "false") \
    .option("oracle.jdbc.notificationPort", "0") \
    .option("oracle.jdbc.fetchSize", "100") \
    .option("oracle.jdbc.useThreadLocalBufferCache", "true") \
    .option("oracle.jdbc.useOCIDefaultDefines", "false") \
    .option("oracle.jdbc.flushRowPrefetch", "false") \
    .option("oracle.jdbc.LobStreamPosStandardCompliant", "true") \
    .option("oracle.jdbc.TcpAbortTimeout", "0") \
    .option("oracle.jdbc.jmxEnabled", "true") \
    .option("oracle.jdbc.mapDateTimestampToTimestamp", "true") \
    .option("oracle.jdbc.driver.excludedevicelinks", "") \
    .option("oracle.jdbc.maxStatementsPerConnection", "-1") \
    .option("oracle.jdbc.implicitStatementCacheSize", "-1") \
    .option("oracle.jdbc.enableClearTextPasswords", "false") \
    .option("oracle.jdbc.debugShardingKey", "") \
    .option("oracle.jdbc.enableFanout", "false") \
    .option("oracle.jdbc.mapDateToTimestamp", "true") \
    .option("oracle.net.authentication_services", "(NTS)") \
    .option("oracle.net.ssl_cipher_suites", "") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.jdbc.fanEnabledCacheServerList", "") \
    .option("oracle.jdbc.mapDoubleToFloat", "false") \
    .option("oracle.jdbc.tns_admin", "/path/to/tnsnames.ora") \
    .option("oracle.jdbc.dynamicRefCursorSizes", "") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.jdbc.suspendThreshold", "-1") \
    .option("oracle.jdbc.useFetchSizeWithLongColumn", "true") \
    .option("oracle.jdbc.maxCachedBufferSize", "-1") \
    .option("oracle.jdbc.maxCachedBuffersize", "-1") \
    .option("oracle.jdbc.autoCommitSpecCompliant", "false") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.jdbc.nonTxnBinding", "true") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.jdbc.defaultExecuteBatch", "1") \
    .option("oracle.jdbc.mapDateToTimestamp", "true") \
    .option("oracle.net.encryption_types_client", "RC4_128,RC4_56,RC4_40,RC4_256,RC2_40,RC2_128,DES40CBC,DES56C BC,DES192EDE3CBC,DES40C BC,DES64C BC,DES192CBC,DES56CBC,DES168CBC,3DES168EDE3CBC,3DES112,3DES168,3DES24,3DES112EDE3CBC, 3DES24EDE3CBC") \
    .option("oracle.net.crypto_checksum_types_client", "MD5,SHA-1") \
    .option("oracle.net.jndiexceptionlistener", "") \
    .option("oracle.jdbc.events", "") \
    .option("oracle.net.authentication_krb5_realm", "your_krb5_realm") \
    .option("oracle.jdbc.LobStreamPosStandardCompliant", "true") \
    .option("oracle.jdbc.largePulleyChassis", "") \
    .option("oracle.jdbc.sqlTranslationQueryTimeout", "0") \
    .option("oracle.jdbc.implicitStatementCacheSize", "-1") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.jdbc.largePulleyPullTimeout", "-1") \
    .option("oracle.net.ssl_keymanagerfactory_algorithm", "your_ssl_keymanagerfactory_algorithm") \
    .option("oracle.net.encryption_client", "REQUIRED") \
    .option("oracle.jdbc.allowUCS2InBufferCache", "false") \
    .option("oracle.jdbc.mapNCharToNVarchar", "true") \
    .option("oracle.net.ssl_cipher_suites", "") \
    .option("oracle.net.authentication_krb5_realm", "your_krb5_realm") \
    .option("oracle.net.encryption_types_client", "RC4_128,RC4_56,RC4_40,RC4_256,RC2_40,RC2_128,DES40CBC,DES56C BC,DES192EDE3CBC,DES40C BC,DES64C BC,DES192CBC,DES56CBC,DES168CBC,3DES168EDE3CBC,3DES112,3DES168,3DES24,3DES112EDE3CBC, 3DES24EDE3CBC") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.ssl_server_dn_match", "true") \
    .option("oracle.net.encryption_client", "REQUIRED") \
    .option("oracle.jdbc.disableOob", "false") \
    .option("oracle.net.ssl_version", "1.2") \
    .option("oracle.net.authentication_services", "(TCPS,TCPS1)") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.jdbc.mapDateToTimestamp", "true") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_services", "(NTS)") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.disableOob", "false") \
    .option("oracle.net.ssl_cipher_suites", "") \
    .option("oracle.net.ssl_server_dn_match", "true") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_realm", "your_krb5_realm") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .option("oracle.net.authentication_krb5_conf", "/path/to/krb5.conf") \
    .option("oracle.net.authentication_krb5_kinit_command", "/path/to/kinit") \
    .option("oracle.net.authentication_krb5_service", "your_krb5_service_name") \
    .option("oracle.net.authentication_krb5_keytab", "/path/to/krb5_keytab") \
    .option("oracle.net.authentication_krb5_mutual", "false") \
    .option("oracle.net.authentication_krb5_debug", "false") \
    .load()

请替换your_table为实际的表名，column为实际的列名，parameter_value为实际的参数值。

这些选项中包含了许多Oracle数据库连接属性，可以根据实际情况进行调整和配置。请注意，这些选项仅供参考，并非全部都是必需的。

  1. 执行查询并显示结果：
代码语言：txt
复制
df.show()

以上代码将打印查询结果。

这就是在PySpark中使用Oracle查询中的参数的完善且全面的答案。

腾讯云提供了与云计算相关的多个产品和服务，适用于不同的应用场景。以下是一些推荐的腾讯云产品和产品介绍链接地址，可以根据需要选择合适的产品：

  • 云数据库 TencentDB：https://cloud.tencent.com/product/cdb
  • 云服务器 TencentCloud CVM：https://cloud.tencent.com/product/cvm
  • 云函数 TencentCloud SCF：https://cloud.tencent.com/product/scf
  • 云存储 TencentCloud COS：https://cloud.tencent.com/product/cos
  • 云原生应用开发平台 Tencent Cloud-Native Applications Platform（TKE）：https://cloud.tencent.com/product/tke

请注意，以上链接仅供参考，并非全部都是与PySpark和Oracle查询相关的产品。可以根据实际需求和具体场景进行选择和使用。

相关搜索:Oracle HCM REST API -使用'&‘查询参数获取查询oracle中查询jsonOracle参数在查询中使用了多个位置Oracle子查询的Pyspark sqlURL中的Oracle Apex参数使用pyspark从Hadoop中删除文件(查询)使用VBA在oracle查询中创建日期变量在oracle11g中查询在Oracle中使用集合作为参数执行查询在oracle中查询时间段
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