automated commit by check50 [check50=True]

2.sql

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+-- write a SQL query to find the side (e.g., right or left) Babe Ruth hit.
+SELECT "bats" FROM "players" WHERE "first_name" = "Babe" AND "last_name" = "Ruth";

3.sql

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+-- write a SQL query to find the ids of rows for which a value in the column debut is missing.
+SELECT "id" FROM "players" WHERE "debut" = "NULL";