pg_log,数据库日志表postgresqllog


pg_log,数据库日志表postgresqllog

create database logdata;

 

CREATE TABLE postgres_log
(
log_time timestamp(3) with time zone, --日志生成时间
user_name text, --登陆用户名
database_name text, --数据库名
process_id integer,
connection_from text,--登陆ip
session_id text,
session_line_num bigint,
command_tag text,
session_start_time timestamp with time zone,
virtual_transaction_id text,
transaction_id bigint,
error_severity text,--日志级别
sql_state_code text,--日志错误代码
message text,--异常信息
detail text,--异常详细信息
hint text,
internal_query text,
internal_query_pos integer,
context text,
query text,--查询脚本
query_pos integer,
location text,
application_name text,--应用名称
PRIMARY KEY (session_id, session_line_num)
);

csv日志中对应列的解释:
A:日志生成时间
B:登陆用户名
C:数据库名
E:登陆ip
L:日志级别
M:日志错误代码
N:异常信息
O:异常详细信息
T:查询脚本
W:应用名称


COPY postgres_log FROM ‘d:\\datafile\\postgresql-2018-04-17_094948.csv‘ WITH csv;


将数据库日志拷贝到表中


postgres=# create database test;

CREATE TABLE pg_log test-# ( test(# log_time timestamp(3) with time zone, test(# user_name text, test(# database_name text, test(# process_id integer, test(# connection_from text, test(# session_id text, test(# session_line_num bigint, test(# command_tag text, test(# session_start_time timestamp with time zone, test(# virtual_transaction_id text, test(# transaction_id bigint, test(# error_severity text, test(# sql_state_code text, test(# message text, test(# detail text, test(# hint text, test(# internal_query text, test(# internal_query_pos integer, test(# context text, test(# query text, test(# query_pos integer, test(# location text, test(# application_name text, test(# PRIMARY KEY (session_id, session_line_num) test(# );

 

logdata=# \x
Expanded display is off.
logdata=# select * from postgres_log;
log_time | user_name | database_name | process_id | connection_from | session_id | session_line_num | command_tag | session_start_time | virtual_transaction_id | transaction_id | error
_severity | sql_state_code | message | detail | hint | internal_query | internal_query_pos | context | query |
query_pos | location | application_name
----------------------------+-----------+---------------+------------+-----------------+--------------+------------------+-------------+------------------------+------------------------+----------------+------
----------+----------------+----------------------------------------------------------+--------+--------------------------------------------------------+----------------+--------------------+---------+-------+
-----------+----------+------------------
2020-08-19 09:36:35.756+08 | | | 1626 | | 5f3bbd43.65a | 1 | | 2020-08-19 09:36:35+08 | | 0 | LOG
| 00000 | ending log output to stderr | | Future log output will go to log destination "csvlog". | | | | |
| |
2020-08-19 09:36:35.761+08 | | | 1628 | | 5f3bbd43.65c | 1 | | 2020-08-19 09:36:35+08 | | 0 | LOG
| 00000 | database system was shut down at 2020-08-18 19:36:35 CST | | | | | | |
| |
2020-08-19 09:36:35.767+08 | | | 1626 | | 5f3bbd43.65a | 2 | | 2020-08-19 09:36:35+08 | | 0 | LOG
| 00000 | database system is ready to accept connections | | | | | | |
| |
(3 rows)

logdata=#

 

pg_log,数据库日志表postgresqllog

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