Shelf fitting for a furniture assembley

A fitting configured for connecting two parts, comprising:

• a first fitting part with a first installation body configured for mounting on a first part to be connected, and with a slider, which is movably guided in the first installation body and can be moved rearward against the action of a restoring force from a front starting position, in which at least one front slider end having an undercut protrudes out of the first installation body toward the front, into a rear end position, in which the front slider end does not protrude out of the first installation body;
• and
• a second fitting part in the form of a second installation body configured for mounting on a second part to be connected, wherein the second installation body has a keyhole with an insertion opening configured for inserting the front slider end and with a slotted opening, which adjoins the insertion opening and which is constricted in comparison with the insertion opening, configured for engaging behind the undercut of the front slider end;
• wherein the slider has a gear rack, which extends in the sliding direction of the slider, and a gear, which is rotatably mounted in the first installation body and meshes with the gear rack and can be manually rotated from the outside in order to move the slider into the rear end position against the action of the restoring force, or wherein the front side of the second installation body has, on the side of the keyhole facing away from the slotted opening, an additional opening, which opens into the insertion opening and has an oblique opening base, whose depth in relation to the front side, when viewed in the direction away from the insertion opening, decreases continuously to the level of the front side, configured for movement of the slider into the rear end position against the action of the restoring force.