假设我正在研究一个ETL,该ETL定期读取来自CSV的源数据,并替换Postgres(9.6)中的表格。 这是一种方法: BEGIN DROPTABLEIFEXISTStable CREATETABLEtable(...) COPYtableFROMSTDIN (FORMATcsv, HEADERtrue) CREATEINDEXONtable(...) COMMIT 这是另一个: BEGIN CREATETABLEtable_temp (...) COPY table_tempFROMSTDIN...
tr('Problem dropping temp table {}: '.format(tableName)) + query.lastError().text()) if useTransaction: self.db.commit() Example 37Source File: features.py From fingerprint-securedrop with GNU Affero General Public License v3.0 5 votes def drop_table(self, table_name): """Try to ...
mysqldump --add-drop-table --no-data -u rootuser -p database_name|grep'DROP TABLE'>>./temp.sql Re-enable foreign key checking in the console. echo"SET FOREIGN_KEY_CHECKS = 1;">>./temp.sql Restore your database using the dump file ...
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The terminal changes to the Postgres shell. 2.List all the databaseswith: \lCopy The output shows a table listing all databases. 3. To drop the database in PostgreSQL, locate the database name from the list and provide it in the following command: ...
interactive sorting not working on table Internal Error 500 and The Report Server Not Responding InternalCatalogException: An internal error occurred on the report server. Interpret HTML tags as styles Invalid object name 'ReportServerTempDB.dbo.TempCatalog'. Invalid object name in SQL Reporting Servic...
DROPGROUP 功能描述 删除用户组。DROPGROUP是DROPROLE的别名。 注意事项 仅对有CREATE ROLE权限的用户开放,CREATE ROLE权限通过管理员用户赋予。 语法格式 1DROPGROUP [ IF EXISTS ] group_name 来自:帮助中心 查看更多 → DROP TABLE DROPTABLE 功能描述 删除指定的表。 注意事项DROPTABLE删除表后,依赖该表的索引...
6 17 CREATE TABLE PUBLIC.drop_chunk_test1(time bigint, temp float8, device_id text); 7 18 CREATE TABLE PUBLIC.drop_chunk_test2(time bigint, temp float8, device_id text); 8 19 CREATE TABLE PUBLIC.drop_chunk_test3(time bigint, temp float8, device_id text); 9 20 CREATE INDEX...
CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE ROLE GRANT GRANT Quit \q Now start your server and you should see next text in postgres.log file : 2017-03-02 16:17:18.367 - DB url : ...
CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE TABLE CREATE ROLE GRANT GRANT Quit \q Now start your server and you should see next text inpostgres.logfile : 2017-03-02 16:17:18.367 - DB url : jdbc:postgresql://localhost:5432/blynk?tcpKeepAlive=true&socketTimeout=...