====== Get Table Info ======

===== Description =====

Gets information about the columns of a given input table or lookup table.

===== Inputs =====

^ Name  ^ Type  ^ Description  ^
| Table  | [[Base Table Type]]  | Input table or lookup table whose column information will be retrieved.  |

===== Optional Inputs =====

None.

===== Outputs =====

^ Name  ^ Type  ^ Description  ^
| Table Info  | [[Table Type]]  | Table with detailed information about every input table column, in the format "Column_Index*:real, Column_Name:string, Is_Key_Column:real, Column_Type:real, Column_Type_Name:string". Is_Key_Column is 1 for a key column and 0 for a data column; Column_Type is 0 for a string column and 1 for a real (numeric) column; Column_Type_Name spells out the same information as "string" or "real".  |
| Column Names  | [[Table Type]]  | Table mapping each input table column's name to its index, in the format "Column_Name*:string, Column_Index:real".  |

===== Group =====

[[Functor List#Table | Table]]

===== Notes =====

Table Info has the following format:

^ Column Name  ^ Key or Data?  ^ Column Type  ^ Description  ^
| "Column_Index"  | Key  | Real  | Index of the corresponding table column.  |
| "Column_Name"  | Data  | String  | Name of the corresponding table column.  |
| "Is_Key_Column"  | Data  | Real  | 1 if the corresponding column is a key column, 0 if it is a data column.  |
| "Column_Type"  | Data  | Real  | 0 if the column holds strings, 1 if it holds real numbers.  |
| "Column_Type_Name"  | Data  | String  | Name of the column type: "string" or "real".  |

Column Names has the following format:

^ Column Name  ^ Key or Data?  ^ Column Type  ^ Description  ^
| "Column_Name"  | Key  | String  | Name of the corresponding table column.  |
| "Column_Index"  | Data  | Real  | Index of the corresponding table column.  |

===== Internal Name =====

GetTableInfo