Last active
November 19, 2022 03:29
-
-
Save rssanders3/4bcb1f36e5a6a2dc007e6dcd98e165af to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # Setup Test Data | |
| df = spark.read.format("csv").option("header", "true").load(f"s3://{AWS_BUCKET}/data/input_data.csv") | |
| df.registerTempTable("input_data") | |
| df = spark.read.format("csv").option("header", "true").load(f"s3://{AWS_BUCKET}/data/input_data_updates.csv") | |
| df.registerTempTable("input_data_updates") | |
| ## CREATE TABLE | |
| sql_stmnt = f""" | |
| CREATE OR REPLACE TABLE iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_1 | |
| USING iceberg | |
| TBLPROPERTIES ('table_type'='ICEBERG', 'format-version'='2') | |
| LOCATION 's3://{AWS_BUCKET}/data/{GLUE_DB_NAME}/iceberg_data_1' | |
| AS SELECT * FROM input_data | |
| """ | |
| spark.sql(sql_stmnt).show() | |
| # OR | |
| sql_stmnt = f""" | |
| CREATE TABLE IF NOT EXISTS iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 ( | |
| id string, | |
| name string | |
| ) | |
| USING iceberg | |
| TBLPROPERTIES ('table_type'='ICEBERG', 'format-version'='2') | |
| LOCATION 's3://{AWS_BUCKET}/data/{GLUE_DB_NAME}/iceberg_data_2' | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show() | |
| ## INSERT | |
| sql_stmnt = f""" | |
| INSERT OVERWRITE TABLE iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 SELECT * FROM input_data | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show() | |
| # OR | |
| sql_stmnt = f""" | |
| INSERT INTO iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 VALUES ('5', 'Ram') | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show() | |
| ## UPSERT | |
| sql_stmnt = f""" | |
| MERGE INTO iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 AS data | |
| USING input_data_updates AS updates | |
| ON data.id = updates.id | |
| WHEN MATCHED THEN | |
| UPDATE SET * | |
| WHEN NOT MATCHED | |
| THEN INSERT * | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show( | |
| ## UPDATE | |
| sql_stmnt = f""" | |
| UPDATE iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 SET name = "who?" WHERE id = '1' | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show() | |
| ## DELETE | |
| sql_stmnt = f""" | |
| DELETE FROM iceberg_catalog.{GLUE_DB_NAME}.iceberg_data_2 WHERE id = "1" | |
| """ | |
| print(f"Executing SparkSQL:\n`{sql_stmnt}`") | |
| spark.sql(sql_stmnt).show() |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment