public static void main(String[] args) throws SQLException, IOException { LoadCSVFile load = new LoadCSVFile(); Connection conn = load.getConnection(); // 查看表中目前的数据,并清空表 String[] initArray = {"truncate table test"}; load.executeSQL(conn, initArray); // 这里的核心就是使用o...
1loaddata2CHARACTERSET UTF83infile "/home/oracle/hthhf.csv"4truncate5intotablet_yw_hthhf_old6fields terminatedby","7OPTIONALLY ENCLOSEDBY'"'8trailing nullcols9(10列名1integerexternal ,11列名2timestamp"YYYY-MM-DD hh24:mi:ss" ,12列名3,13列名4floatexternal14) 表示将/home/oracle/hthhf.csv的...
(1)将Excel文件数据另存为txt格式(默认以制表符Tab为分隔符)或者CSV格式文件(默认为以逗号为分隔符)。 源文件Excel: 另存为txt文件: (2)制作.ctrl控制文件。 制作方法如下: load data infile '\tmp11.txt' #需要导入的源文件 append into table gs_tmp_1215 #gs_tmp_1215为需要导入的表名称 fields termi...
LOAD DATA INFILE '/path/to/file.csv' INTO TABLE users FIELDS TERMINATED BY ',' LINES TERMINATED BY '\n'; PostgreSQL COPY users FROM '/path/to/file.csv' DELIMITER ',' CSV HEADER; 对比:MySQL使用LOAD DATA INFILE,PostgreSQL使用COPY命令。 33. 数据导出 MySQL SELECT * INTO OUTFILE '/path/to...
INSERT INTO table [ ( column [, ...] ) ] { DEFAULT VALUES | VALUES ( { expression | DEFAULT } [, ...] ) | query }LISTEN监听一个通知。LISTEN nameLOAD加载或重载一个共享库文件。 LOAD 'filename'LOCK锁定一个表。LOCK [ TABLE ] name [, ...] [ IN lock_mode MODE ] [ NOWAIT ]...
CREATETABLEpublic.mesh ( xintegerNOTNULL, yintegerNOTNULL, zinteger,CONSTRAINTprimPRIMARYKEY (x, y) ) 1. 导入 使用数据备份,csv格式导入,文件位于机械硬盘上,480MB,数据量2500w+。 使用COPY copymeshfrom'd:/user.csv'csv 运行时间107s 使用insert ...
Import CSV file into Table –show you how to import CSV file into a table. Export PostgreSQL Table to CSV file –show you how to export tables to a CSV file. Section 12. Managing Tables In this section, you will begin exploring the PostgreSQL data types and learn how to create new tab...
location text ,application_name text ) server pg_file_server options( filename '/data/pgdata/pg_log/postgresql.Tue.csv' ,format 'csv' ,header 'false' ,delimiter ',' ,quote '"' ,escape '"' ); comment on foreign table pg_log_tue is '每周二当天审计日志'; comment on column pg_log_...
This data contains two columns: ‘name’ and ‘price.’ Name appears to be a VARCHAR due to it’s different lengths. Price appears to be MONEY. This will help in creating the table to load the CSV file into. The first step, as stated before, is to create the table. It must have ...
using Npgsql; public class csvtotable { static void Main(string[] args) { String sDestinationSchemaAndTableName = "pharmacy"; String sFromFilePath = "C:\\Users\\Documents\\pharmacies.csv"; // Replace <cluster> with your cluster name and <password> with your password: var connStr = new...