SSIS Expression Use Cases. Control Flow. Variable values can be derived from other variables using expressions. Precedence constraints can make use of expressions to validate a condition. SSIS Tasks and Containers can also make use of expressions to set a property at run time.
1 The labor cost to install a coffered ceiling is usually around $8 to $15 per square foot, while material prices may range from $5 to $19 per square foot, depending on the type of material you use. 2  To get an exact quote for your professional job, consider using free website quote engines such as HomeAdvisor.com.
1 Do-it-yourself materials would cost $45-$65 for a 10x15-foot room or $210-$330 for 300 linear feet (in a house with multiple vinyl-floored rooms). 2  Contractors almost always install coving as part of a larger project, such as putting in new flooring or cabinets and coving is generally included in the total price. Coving generally comes in 4-foot lengths or 120-foot rolls. 2  It costs abou t 50-90 cents a linear foot, depending on type and quality; the adhesive runs from $6-$30; and tools that make the job easier such as a cove base gouge or trowel can add $16-$30.