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Watchman: monitoring dependency conflicts for Python library ecosystem

The Morning Paper

For example, think of the classic diamond pattern where A depends on B and C, and B and C both in turn depend on D, but there is no version of D that satisfies the constraints of both B and C.

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SQL Server on Linux: An LLDB Debugging Tale

SQL Server According to Bob

Launch: lldb -c core.sqlservr.8917 FEB 1, 2017 UPDATE – CHANGE ACCEPTED. Bob Dorr – Principal Software Engineer SQL Server. Using the -O command line parameter, when you start LLDB, indicates to LLDB to execute the command before the files are loaded. This lets you log information while loading the core dump.

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How It Works: SQL Server DTC (MSDTC and XA Transactions)

SQL Server According to Bob

This means there are no DTC components available for SQL Server 2017 on Linux. extern “C” { extern struct xa_switch_t msqlsrvxa1; }. The SQL Server ODBC driver for Linux does not support SQL_COPT_SS_ENLIST_IN_DTC or SQL_COPT_SS_ENLIST_IN_DTC and SQL Server for Linux prevents the install of extended stored procedures.

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SQL Server On Linux: Forced Unit Access (Fua) Internals

SQL Server According to Bob

Durability is a cornerstone of any database system and starting with SQL Server 2017 on Linux Cumulative Update 6 (CU6), SQL Server on Linux enables “Forced Flush” behavior as described in this article , improving durability on non-Fua optimized systems. “Be Microsoft SQL Server Database Engine Input/Output Requirements. Linux RTM-CU5.

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SQL Server on IoT Edge and Developer Machines – Smaller Footprint

SQL Server According to Bob

The reduction effort started when we shipped SQL Server 2017 ( [link].) SQL Server 2017. C++ template usage is an example of where COMDAT folding can shine. SQL Server 2017 uses function address comparisons which the enablement of COMDAT would break. Bob Dorr – Principal Software Engineer SQL Server. .

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PlanAlyzer: assessing threats to the validity of online experiments

The Morning Paper

We have spoken with data scientists and software engineers at several firms that use PlanOut, and they have stated that the mapping from experiments to samples was what drew them to the PlanOut framework.