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42.3. Data Values in PL/Tcl |
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Chapter 42. PL/Tcl — Tcl Procedural Language |
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42.3. Data Values in PL/Tcl #
The argument values supplied to a PL/Tcl function's code are simply the input arguments converted to text form (just as if they had been displayed by a SELECT
statement). Conversely, the return
and return_next
commands will accept any string that is acceptable input format for the function's declared result type, or for the specified column of a composite result type.
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42.2. PL/Tcl Functions and Arguments |
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42.4. Global Data in PL/Tcl |