1)SQL*Loader是一个从外部文件指加载数据到Oracle数据库的工具。语法类似于DB2的Load语法,但SQL*Loader支持各种load格式、选择性load和多表load。 2)SQL*Loader从文本文件导数据到数据库中。功能包括: 从定界文件装数据 从固定长度的文本文件装数据 从二进制文件装数据 在输入文件
语法:DBMS_SQL.parse(c in integer,statement in varchar2,language_flag in integer) 其中,参数C表示游标(可以设为C=DBMS_SQL.open_cursor),statement为sql语句,language_flag为解析sql语句所用oracle版本,一般有V6,V7跟native(在不明白所连database版本时,使用 BMS_SQL.native)。 3)、BIND_VARIABLE 作用:将给...
方法一:使用SQLDatabaseToolKit和Agent 创建MySQL数据库连接: 使用SQLDatabase.from_uri方法从数据库URI创建MySQL数据库连接。 python from langchain.chains.database import SQLDatabase MYSQL_URI = "mysql+pymysql://username:password@localhost:3306/dbname" db = SQLDatabase.from_uri(MYSQL_URI) 创建SQLDat...
fromlangchain.agentsimportcreate_sql_agentfromlangchain.agents.agent_toolkitsimportSQLDatabaseToolkitfromlangchain.sql_databaseimportSQLDatabasefromlangchainimportOpenAI db = SQLDatabase.from_databricks(catalog="samples", schema="nyctaxi") llm = OpenAI(temperature=.7) toolkit = SQLDatabaseToolkit(db=d...
SQLDatabaseToolkit is not currently working. Se errors attached. This is the code that creates the errors: llm = AzureChatOpenAI(deployment_name="gpt-4",temperature=0, max_tokens=500) db = SQLDatabase.from_uri(db_url) toolkit = SQLDataba...
"input": lambda x: x["question"] + "\nSQLQuery: ", "top_k": lambda _: k, "table_info": lambda x: db.get_table_info( table_names=x.get("table_names_to_use") ), } 3.2 execute chain 流程:[user] --查询--> [SQLDatabaseChain] --生成sql--> --执行SQL--> --结果-->[...
My code was working fine till day before. Since yesterday SQLDatabasetoolkit function is throwing error. I will use the build agent to query database but right now cannot even built the toolkit. I am new to this, not sure where to make changes. I believe it is something related to upda...
toolkit = SQLDatabaseToolkit(db=db, llm=model) # Creating and Running a SQL Agent agent_executor = create_sql_agent( llm=model, toolkit=toolkit, verbose=True, agent_type=AgentType.ZERO_SHOT_REACT_DESCRIPTION, ) agent_executor.run("Number of customer") ...
agents.agent_toolkits import SQLDatabaseToolkit from langchain.agents.agent_types import AgentType from langchain.llms.openai import OpenAI from langchain.sql_database import SQLDatabase import os 代码语言:javascript 代码运行次数:0 运行 AI代码解释 # Setting up the SQL Database Connection db = ...