Postgresql更新已存在数据库下表的拥有者代码,Shell代码库,德仔网

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【Shell】 Postgresql更新已存在数据库下表的拥有者

作者:技术geek / 发布于2015/6/10/ 753


	#!/bin/bash
	
	usage()
	{
	cat << EOF
	usage: $0 options
	
	This script set ownership for all table, sequence and views for a given database
	
	Credit: Based on http://stackoverflow.com/a/2686185/305019 by Alex Soto
	 Also merged changes from @sharoonthomas
	
	OPTIONS:
	 -h Show this message
	 -d Database name
	 -o Owner
	EOF
	}
	
	DB_NAME=
	NEW_OWNER=
	PGSQL_USER=postgres
	
	while getopts "hd:o:" OPTION
	do
	 case $OPTION in
	 h)
	 usage
	 exit 1
	 ;;
	 d)
	 DB_NAME=$OPTARG
	 ;;
	 o)
	 NEW_OWNER=$OPTARG
	 ;;
	 esac
	done
	
	if [[ -z $DB_NAME ]] || [[ -z $NEW_OWNER ]]
	then
	 usage
	 exit 1
	fi
	
	for tbl in `psql -U $PGSQL_USER -qAt -c "select tablename from pg_tables where schemaname = 'public';" ${DB_NAME}` \
	 `psql -U $PGSQL_USER -qAt -c "select sequence_name from information_schema.sequences where sequence_schema = 'public';" ${DB_NAME}` \
	 `psql -U $PGSQL_USER -qAt -c "select table_name from information_schema.views where table_schema = 'public';" ${DB_NAME}` ;
	do
	 psql -U $PGSQL_USER -c "alter table \"$tbl\" owner to ${NEW_OWNER}" ${DB_NAME} ;
	done

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