SHOW CREATE TABLE

適用於：已勾選為是Databricks SQL 已勾選為是Databricks Runtime

注意

若要在具體化檢視或串流數據表上使用此命令，您必須使用 Databricks Runtime 14.1 版或更新版本。

傳回用來建立指定數據表或檢視表的語句。 傳回的語句可以是下列任何類型：

SHOW CREATE TABLE 在臨時視圖或不存在的表格上，會拋出例外。

語法

SHOW CREATE TABLE { table_name | view_name }

參數

範例

> CREATE TABLE test (c INT) ROW FORMAT DELIMITED FIELDS TERMINATED BY ','
    STORED AS TEXTFILE
    TBLPROPERTIES ('prop1' = 'value1', 'prop2' = 'value2');

> SHOW CREATE TABLE test;
                                       createtab_stmt
 ----------------------------------------------------
 CREATE TABLE `default`.`test` (`c` INT)
 USING text
 TBLPROPERTIES (
   'transient_lastDdlTime' = '1586269021',
   'prop1' = 'value1',
   'prop2' = 'value2')

以下範例顯示 SHOW CREATE TABLE 度量視角。 輸出會捕捉原始定義及後續 ALTER VIEW 變更，視圖名稱則以完全限定的三段名稱回傳。

> CREATE OR REPLACE VIEW sample_sales_metrics_v2
    COMMENT 'Sales metrics for product and regional analysis'
    TBLPROPERTIES ('created_by' = 'Evan')
    WITH METRICS
    LANGUAGE YAML
    AS $$
  version: 1.1
  source: sample_sales
  comment: "Sales metrics for product and regional analysis"

  dimensions:
    - name: product_category
      expr: product_category
      comment: "Category of the product sold"
    - name: region
      expr: region
  measures:
    - name: total_sales
      expr: SUM(sales_amount)
      comment: "Sum of all sales amounts"
    - name: total_quantity
      expr: SUM(quantity)
      comment: "Total number of items sold"
  $$;

> ALTER VIEW sample_sales_metrics_v2
    SET TBLPROPERTIES ('purpose' = 'For testing');

> SHOW CREATE TABLE sample_sales_metrics_v2;
                              createtab_stmt
 ------------------------------------------------------------
 CREATE VIEW main.default.sample_sales_metrics_v2 (
   product_category COMMENT 'Category of the product sold',
   region,
   total_sales COMMENT 'Sum of all sales amounts',
   total_quantity COMMENT 'Total number of items sold')
 COMMENT 'Sales metrics for product and regional analysis'
 TBLPROPERTIES (
   'created_by' = 'Evan',
   'purpose' = 'For testing')
 WITH METRICS
 LANGUAGE YAML
 AS
 $$
 version: 1.1

 source: sample_sales

 comment: Sales metrics for product and regional analysis

 dimensions:
   - name: product_category
     expr: product_category
     comment: Category of the product sold
   - name: region
     expr: region

 measures:
   - name: total_sales
     expr: SUM(sales_amount)
     comment: Sum of all sales amounts
   - name: total_quantity
     expr: SUM(quantity)
     comment: Total number of items sold
 $$
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