breaking stuff with sqlite

tsv/sqlite3cat

@@ -0,0 +1,40 @@
+#!/bin/bash
+help() {
+echo 'sqlite3cat: simple sqlite3 DB viewer.
+    Usage:  sqlite3cat [FILE] [TABLE/QUERY/-l]
+
+    first argument:  sqlite3 file
+    second, optional argument:
+       TABLE: If not given, first in schema used.
+       QUERY: If the second argument contains spaces, it is assumed to be a query.
+       -l: List table names
+
+    '
+}
+[[ "$1" == "-h" ]] && {
+    help; exit
+}
+[[ -f "$1" ]] || {
+    help;    exit
+}
+
+sqlfile="$1"
+[[ "$2" == "-l" ]] && {
+    sqlite3 "$sqlfile" "SELECT name FROM sqlite_master WHERE name NOT LIKE 'sqlite_%'"
+    exit
+}
+
+[[ -z "$2" ]] && {
+    table=$( sqlite3 "$sqlfile" "SELECT name FROM sqlite_master WHERE name NOT LIKE 'sqlite%' LIMIT 1;" )
+} || {
+    table="$2"
+}
+[[ "$table" = "${table% *}" ]] && {
+    query="SELECT * FROM $table;"
+    echo "$query"
+} || {
+    query="$table"
+}
+
+sqlite3 -header -column -nullvalue NA "$sqlfile" "$query"
+