Task Scheduling In Database Systems

A system comprising:

• means for executing a transaction on a table comprising database data, the executing of the transaction comprising generating a new table version;
• means for generating a change tracking entry in response to the transaction being fully executed, the change tracking entry comprising an indication of one or more modifications made to the table by the transaction;
• means for entering the change tracking entry into a change tracking stream;
• and
• means for executing a task on the new table version in response to a trigger event.

Non-transitory computer readable storage media storing instructions that, when executed by one or more processors, cause the one or more processors to perform operations comprising:

• executing a transaction on a table comprising database data, the executing of the transaction comprising generating a new table version;
• in response to the transaction being fully executed, generating a change tracking entry comprising an indication of one or more modifications made to the table by the transaction;
• entering the change tracking entry into a change tracking stream;
• and
• executing a task on the new table version in response to a trigger event.

A system comprising:

• one or more processors;
• and
• data storage containing instructions executable by the one or more processors to perform operations comprising:
• executing a transaction on a table comprising database data, the executing of the transaction comprising generating a new table version;
• in response to the transaction being fully executed, generating a change tracking entry comprising an indication of one or more modifications made to the table by the transaction;
• entering the change tracking entry into a change tracking stream;
• and
• executing a task on the new table version in response to a trigger event.