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Last updated March 2020

This struct has the following members:

struct _ec_datasource_value_iterator {
  const char *name; /* name of the column */
  ecdata_columnar_data *col;

  /* internal iteration state */
  int i;
  ec_hash_iter iter;

To use this struct, include the file modules/datasource/ecdatasource.h.

Use this construct to iterate over the column names and values of a data set.

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