25 lines
522 B
Bash
25 lines
522 B
Bash
#!/bin/bash
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# Edit 2020/04/16
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# sql script
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# https://blog.csdn.net/Hehuyi_In/article/details/95893869
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# example：
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# sql="select count(*) from pg_stat_activity where state='idle in transaction';"
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# message="处于空闲状态的会话"
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sql=""
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message=""
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user=postgres
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source /home/$user/.bash_profile
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if [ $UID -ne `id -u $user` ];then
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echo -e "\033[31;1mNot Manager of PostgreSQL! \033[0m"
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exit 1
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fi
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# get value
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valuse=`psql postgres -c "$sql" | sed -n '3p' | sed 's/ //g'`
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echo "$message=$valuse"
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