语法与使用 CREATE [LOCAL] { TEMPORARY | TEMP } TABLE [ IF NOT EXISTS ] table_name ({ column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ] | table_constraint | LIKE source_table [ like_option [...] ] } [, ... ]) [ WITH ( {storage_...
hiveCREATETEMPORARYTABLEIFNOTEXISTStemp_tableASSELECT*FROMsource_table;SELECT*FROMtemp_table;exit; 1. 2. 3. 4. 5. 结尾 通过以上步骤和代码示例,你应该已经了解了如何在Hive中创建临时表。希望这些知识能够帮助你更好地进行数据管理和分析。如果你有任何疑问或需要进一步的帮助,请随时联系我。祝你在Hive中开...
Create table if not exists Create Video from RTSP stream Create WebBrowser from console app Create ZIP of CSV files Creating .exe and .dll file Creating "in memory" Files Creating a Console application: Want to return a value and capture this value. Creating a DDE server in C# Creating a...
-- 创建一个普通表CREATETABLEIFNOTEXISTSyour_database.existing_table(idINT,name STRING);-- 插入一些数据INSERTINTOyour_database.existing_tableVALUES(1,'Alice'),(2,'Bob');-- 检查权限SHOWGRANTUSERaaa;-- 如果没有权限,管理员授予权限GRANTCREATEONDATABASEyour_databaseTOUSERaaa;-- 然后用户可以创建...
CREATE [ { GLOBAL | LOCAL } TEMPORARY ] TABLE [ IF NOT EXISTS ] [ <owner>. ]<table-name> … ( column-definition [ column-constraint ] … [ , column-definition [ column-constraint ] …] [ , table-constraint ] … ) |{ ENABLE | DISABLE } RLV STORE …[ IN <dbspace-name> ] …...
CREATE[TEMPORARY| TEMP ]TABLE[IFNOTEXISTS] <table> ( <col> <type> [<col_constraint>][,<col> <type> [<col_constraint>]…] [<table_constraint>[,<table_constraint>… ] ) [DISTRIBUTEON{ RANDOM | [HASH] (<col>[,<col>…]) } ] ...
可以选择将GLOBAL或LOCAL写在TEMPORARY或TEMP的前面。 UNLOGGED如果指定,该表会被创建为一个LOGGED表。 IF NOT EXISTS如果一个同名关系已经存在,不要抛出一个错误。在这种情况下会发出一个提示。注意这不保证现有的关系是和将要被创建的表相似的东西。 table_name要被创建的表名(可以选择用模式限定)。 OF type_name...
CREATE TABLE AS CREATE TABLE AS — 从一个查询的结果创建一个新表 大纲 CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } | UNLOGGED ] TABLE [ IF NOT EXISTS ] table_name [ ( column_name [, ...] ) ] [ USING method ] [ WITH ( ...
CREATE TABLE IF NOT EXISTS TempA (id int); CREATE TABLE IF NOT EXISTS TempB (id int); For some reason the above statements are giving me syntax errors? I want to create table only if it does not already exist. Also, can the same "if not exists" clause be applied to "DROP TABLE...
CREATE TABLEIF NOT EXISTStable-nameElement-listOFtype-name1typed-table-optionsLIKEtable-name1view-namenicknamecopy-optionsas-result-tablecopy-optionsmaterialized-query-definitionstaging-table-definition●ORGANIZE BYROWCOLUMNROW USING1Dimensions-clauseKEY SEQUENCEsequence-key-specINSERT TIME●DATA CAPTURENONECHA...