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community[patch]: Don't set search path for unknown SQL dialects (#16047)

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- **Description:** Made a small fix for the `SQLDatabase` highlighted in
an issue. The issue pertains to switching schema for different SQL
engines. 
  - **Issue:** #16023
@baskaryan
This commit is contained in:
Mohammad Mohtashim 2024-01-17 23:31:11 +05:00 committed by GitHub
parent 11327e6b64
commit 1fa056c324
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1 changed files with 2 additions and 1 deletions
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libs/community/langchain_community/utilities/sql_database.py
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@ -409,8 +409,9 @@ class SQLDatabase:
# If anybody using Sybase SQL anywhere database then it should not # If anybody using Sybase SQL anywhere database then it should not
# go to else condition. It should be same as mssql. # go to else condition. It should be same as mssql.
pass pass
else: # postgresql and other compatible dialects elif self.dialect == "postgresql": # postgresql
connection.exec_driver_sql("SET search_path TO %s", (self._schema,)) connection.exec_driver_sql("SET search_path TO %s", (self._schema,))
cursor = connection.execute(text(command)) cursor = connection.execute(text(command))
if cursor.returns_rows: if cursor.returns_rows:
if fetch == "all": if fetch == "all":