vim /opt/postgresql-11.6/data/postgresql.conf listen_addresses = '*' # what IP address(es) to listen on; 14.修改该改参数需要重启动 pg_ctl -D /opt/postgresql-11.6/data -l /opt/postgresql-11.6/log/postgres.log stop pg_ctl -D /opt/postgresql-11.6/data -l /opt/postgresql-11.6/log/pos...
ctx.batch) throw new IllegalStateException("JDBCContex setting error: only supported in batch update commands!") ctx.copy( returnGeneratedKey = if (returnKey) Seq(Some(1)) else Nil ) } def setDDLCommand(_statement: String, _parameters: Any*): JDBCContext = { ctx.copy( statements = Seq...
现在可以跟 MySQL 或者 PostgreSQL 一样,直接省掉 From 子句了。...用途:Dual表最常见的用途之一是在SQL查询中执行一些函数、表达式或检索常量。...例如,您可以使用它来检索系统级函数的结果,比如 SELECT SYSDATE FROM DUAL; 将返回当前日期时间。数据:Dual表只有一行数据,因此不会存储实际的数据。...Dual表是...
Command to display pgcenter manual in Linux: $ man 1 pgcenter NAME pgcenter - is the PostgreSQL administration console with top-like monitoring. SYNOPSISpgcenter [OPTION]... [DBNAME [USERNAME]] DESCRIPTIONPostgreSQL provides various statistics which includes information about tables, indexes, ...
migrais a schema diff tool for PostgreSQL, written in Python. Use it in your python scripts, or from the command line like this: $ migra postgresql:///a postgresql:///b alter table "public"."products" add column newcolumn text; alter table "public"."products" add constraint "x" CHECK...
Category:MySQL Server: mysqldump Command-line ClientSeverity:S3 (Non-critical) Version:5.0.51, 4.1, 5.0, 5.1, 6.0 bzrOS:Any (Linux, Windows) Assigned to:CPU Architecture:Any [22 Sep 2008 8:54] Alex Dereka Description:mysqldump --compatible=postgresql not escaped string like postgres E' and...
PostgreSQL 原创 mob64ca12ecf3b4 10月前 40阅读 hivesql中的likehivesqllikein 这种传递参数的方式,再传递到IN里面去实际上SQL是把整个参数当成一个string类型来处理的,所以不管你怎么写都相当于 IN ('ssssssssss...'),不管里面什么格式。这种情况想达到效果,要不然拼接SQL执行,要不然用charindex select * from ...
PostgreSQL license Command line tool for PostgreSQL server activity monitoring. Installation From distribution packages The simplest way to install pg_activity is through the package manager of your Linux distribution, if it ships with a package. E.g., on Debian-based distributions (e.g. Debian, ...
"org.postgresql"%"postgresql"%"42.2.0","commons-dbcp"%"commons-dbcp"%"1.4","org.apache.tomcat"%"tomcat-jdbc"%"9.0.2","com.zaxxer"%"HikariCP"%"2.7.4","com.jolbox"%"bonecp"%"0.8.0.RELEASE","com.typesafe.slick"%%"slick"%"3.2.1","ch.qos.logback"%"logback-classic"%"1.2.3",...
JDBCContext还提供了不少的Helper函数来协助构建特别功能的JDBCContext对象,如:setQueryCommand, setDDLCommand, setUpdateCommand, setBatchCommand。这些Helper函数提供Update功能定义的几个主要元素包括:SQL语句主体包括参数占位的statement、输入参数parameter、是否需要返回系统自动产生的主键returnGeneratedKey。在ScalikeJDBC中...