DROPTABLEIFEXISTSTT01;CREATETABLETT01(IDINT,NAMEVARCHAR(20));INSERTINTOTT01VALUES(10,'AAAA');CREATEORREPLACEPROCEDUREPROC01(p1 TT01%ROWTYPE)---在对象头中产生了依赖ASDECLAREVVINT;BEGINSELECTIDINTOVVFROMTT01WHEREID=10;END; 这个例子中, 主对象:存储过程PROC01, 依赖对象:是TT01, 依赖结构:存储过...
一、创建和删除表 DROP TABLE IF EXISTS "DZ_RAIN" CASCADE; CREATE TABLE "DZ_RAIN" ( "ID" SERIAL CONSTRAINT DZ_RAIN_PK PRIMARY KEY, "BEGINTIME" TIMESTAMP, "ENDTIME" TIMESTAMP, "CATEGORY" SMALLINT, "CREATETIME" TIMESTAMP NULL, "CREATOR" VARCHAR(50 byte) NULL ); 1. 2. 3. 4. 5. ...
v_sql='drop table if exists t'||i;executeimmediate v_sql; v_sql='create table t'||i||'as select * from pg_class';executeimmediate v_sql;endloop;end;checkpoint;declarev_sqltext;beginforiin1..1000loop v_sql='delete from t'||i;executeimmediate v_sql;endloop;end;/ANONYMOUS BLOCK T...
create database if not exists db2 character set utf8; 修改数据库 alter database db2 character set jbk; 删除数据库 drop database db1; drop database if exists db1; 1. 2. 3. 使用数据库 select database();查询当前正在使用的数据库 use db2;使用数据库 操作表 查询表 show tables; desc 表名...
drop table if exists test1; create table test1(c1 int,c2 numeric,c3 timestamp,c4 char(10),c5 varchar(10),c6 clob); 2、存储过程p0的创建: create or replace procedure p0() as declare c2 numeric; c3 timestamp:=SYSDATE; c4 char(10) := 'abcdefghij'; c5 varchar(10) := 'lmnopqrstu';...
2、对存有大量数据的表进行更新、删除和查询等操作,并记录语句执行速度。实验内容(记录实验步骤)及完成情况:任务1:表和存储过程的创建,并执行存储过程目前,插入数据的方法有两种:一、插入数 2、据时用blob_import1、test1表的创建:drop table if exists test1;create table test1(c1 int,c2 numeric,c3 time...
DROP TABLE IF EXISTS {table_name}; CREATE TABLE {table_name} ( {filed_def_list} );""" # Kingbase INSERT '' 不能通过 NOT NULL 校验 script = script.replace("NOT NULL DEFAULT ''", "NULL DEFAULT ''") return script def main(): parser = argparse.ArgumentParser(description="芋道系统数据...
if __name__ == __main__: try: conn = ksycopg2.connect(dbname={} user={} password={} host={} port={} .format(database, user, password, host, port)) cur = conn.cursor() cur.execute(drop table if exists test_ksy) cur.execute(create table test_ksy(id integer, name TEXT)) ...
packagetestzormimport("time""gitee.com/chunanyong/zorm")//建表语句/* DROP TABLE IF EXISTS `t_demo`; CREATE TABLE `t_demo` ( `id` varchar(50) NOT NULL COMMENT '主键', `userName` varchar(30) NOT NULL COMMENT '姓名', `password` varchar(50) NOT NULL COMMENT '密码', `createTime` ...
packagetestzormimport("time""gitee.com/chunanyong/zorm")//建表语句/* DROP TABLE IF EXISTS `t_demo`; CREATE TABLE `t_demo` ( `id` varchar(50) NOT NULL COMMENT '主键', `userName` varchar(30) NOT NULL COMMENT '姓名', `password` varchar(50) NOT NULL COMMENT '密码', `createTime` ...