CREATE TABLE – SQL Command项目 2006/10/23 Creates a table having the specified fields. 复制 CREATE TABLE | DBF TableName1 [NAME LongTableName] [FREE] (FieldName1 FieldType [(nFieldWidth [, nPrecision])] [NULL | NOT NULL] [CHECK lExpression1 [ERROR cMessageText1]] [DEFAULT e...
You can also use theSET COLLATEcommand before creating an index. For more information about setting collation sequences, seeOptimizing International ApplicationsandSET COLLATE Command. REFERENCES TableName2 [TAG TagName1] Specifies the parent table to which a persistent relationship is established. The ...
Creates a table having the specified fields.The Visual FoxPro ODBC Driver supports the native Visual FoxPro language syntax for this command. For driver-specific information, see Driver Remarks.SyntaxCopy CREATE TABLE | DBF TableName1 [NAME LongTableName] [FREE] (FieldName1FieldType [(n...
If we try to create a table that already exists, we get an error message'Error: table already exists'. To fix this issue, we can add the optionalIF NOT EXISTScommand while creating a table. Let's look at an example. -- create a Companies table if it does not existCREATETABLEIFNOTEX...
(MCD) feature, run this command to change the database's compatibility level to AUTO. For example:ALTER DATABASE SCOPED CONFIGURATION SET DW_COMPATIBILITY_LEVEL = AUTO;Existing MCD tables will stay but become unreadable. Queries over MCD tables will return this error:Related table/view is not ...
For more information about defining a table with a LOB column (CLOB, BLOB, or DBCLOB), see Creating a table with LOB columns. If IN ACCELERATOR is specified, not all data types are supported. For example, DECFLOAT, LOB, ROWID, TIMESTAMP WITH TIME ZONE, and XML are not supported. For...
Once we execute the above query, it shows the message of ‘table created successfully’ In the previous query of SQL create we use to check to constrain with IN command we mean that value must be from values after IN command here status value either occupied or free. ...
-- Execute a resumable online index create statement with MAXDOP=1 CREATE INDEX test_idx1 ON test_table (col1) WITH (ONLINE = ON, MAXDOP = 1, RESUMABLE = ON); -- Executing the same command again (see above) after an index operation was paused, resumes automatically the index create op...
Creating Tables To create a table in SQL, use theCREATE TABLEcommand, followed by your desired name for the table: CREATE TABLEtable_name; Copy Be aware that, as with every SQL statement,CREATE TABLEstatements must end with a semicolon (;). ...
SELECT wg.name AS workload_group_name, rp.name AS resource_pool_name, r.command, r.status, d.name AS database_name, COUNT(1) AS request_count, MIN(r.start_time) AS first_request_start_time, MAX(r.start_time) AS last_request_start_time, SUM(CAST(r.total_elapsed_time AS bigint...