[oe-commits] [openembedded-core] 11/28: cve-update-db-native: add an index on the CVE ID column

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rpurdie pushed a commit to branch master
in repository openembedded-core.

commit b4048b05b3a00d85c40d09961f846eadcebd812e
Author: Ross Burton <ross.burton at intel.com>
AuthorDate: Mon Nov 18 16:46:43 2019 +0000

    cve-update-db-native: add an index on the CVE ID column
    
    Create an index on the PRODUCTS table which contains a row for each CPE,
    drastically increasing the performance of lookups for a specific CVE.
    
    Signed-off-by: Ross Burton <ross.burton at intel.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 meta/recipes-core/meta/cve-update-db-native.bb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/meta/recipes-core/meta/cve-update-db-native.bb b/meta/recipes-core/meta/cve-update-db-native.bb
index c15534d..08b18f0 100644
--- a/meta/recipes-core/meta/cve-update-db-native.bb
+++ b/meta/recipes-core/meta/cve-update-db-native.bb
@@ -120,11 +120,14 @@ python do_populate_cve_db() {
 
 def initialize_db(c):
     c.execute("CREATE TABLE IF NOT EXISTS META (YEAR INTEGER UNIQUE, DATE TEXT)")
+
     c.execute("CREATE TABLE IF NOT EXISTS NVD (ID TEXT UNIQUE, SUMMARY TEXT, \
         SCOREV2 TEXT, SCOREV3 TEXT, MODIFIED INTEGER, VECTOR TEXT)")
+
     c.execute("CREATE TABLE IF NOT EXISTS PRODUCTS (ID TEXT, \
         VENDOR TEXT, PRODUCT TEXT, VERSION_START TEXT, OPERATOR_START TEXT, \
         VERSION_END TEXT, OPERATOR_END TEXT)")
+    c.execute("CREATE INDEX IF NOT EXISTS PRODUCT_ID_IDX on PRODUCTS(ID);")
 
 def parse_node_and_insert(c, node, cveId):
     # Parse children node if needed

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